File: | IccProfLib/IccCmm.cpp |
Warning: | line 3471, column 7 Value stored to 'szSrc' is never read |
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1 | /** @file |
2 | File: IccCmm.cpp |
3 | |
4 | Contains: Implementation of the CIccCmm class. |
5 | |
6 | Version: V1 |
7 | |
8 | Copyright: � see ICC Software License |
9 | */ |
10 | |
11 | /* |
12 | * The ICC Software License, Version 0.2 |
13 | * |
14 | * |
15 | * Copyright (c) 2003-2012 The International Color Consortium. All rights |
16 | * reserved. |
17 | * |
18 | * Redistribution and use in source and binary forms, with or without |
19 | * modification, are permitted provided that the following conditions |
20 | * are met: |
21 | * |
22 | * 1. Redistributions of source code must retain the above copyright |
23 | * notice, this list of conditions and the following disclaimer. |
24 | * |
25 | * 2. Redistributions in binary form must reproduce the above copyright |
26 | * notice, this list of conditions and the following disclaimer in |
27 | * the documentation and/or other materials provided with the |
28 | * distribution. |
29 | * |
30 | * 3. In the absence of prior written permission, the names "ICC" and "The |
31 | * International Color Consortium" must not be used to imply that the |
32 | * ICC organization endorses or promotes products derived from this |
33 | * software. |
34 | * |
35 | * |
36 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
37 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
38 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
39 | * DISCLAIMED. IN NO EVENT SHALL THE INTERNATIONAL COLOR CONSORTIUM OR |
40 | * ITS CONTRIBUTING MEMBERS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
41 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
42 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
43 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
44 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
45 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
46 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
47 | * SUCH DAMAGE. |
48 | * ==================================================================== |
49 | * |
50 | * This software consists of voluntary contributions made by many |
51 | * individuals on behalf of the The International Color Consortium. |
52 | * |
53 | * |
54 | * Membership in the ICC is encouraged when this software is used for |
55 | * commercial purposes. |
56 | * |
57 | * |
58 | * For more information on The International Color Consortium, please |
59 | * see <http://www.color.org/>. |
60 | * |
61 | * |
62 | */ |
63 | |
64 | ////////////////////////////////////////////////////////////////////// |
65 | // HISTORY: |
66 | // |
67 | // -Initial implementation by Max Derhak 5-15-2003 |
68 | // -Added support for Monochrome ICC profile apply by Rohit Patil 12-03-2008 |
69 | // -Integrated changes for PCS adjustment by George Pawle 12-09-2008 |
70 | // |
71 | ////////////////////////////////////////////////////////////////////// |
72 | |
73 | #ifdef WIN32 |
74 | #pragma warning( disable: 4786) //disable warning in <list.h> |
75 | #endif |
76 | |
77 | #include "IccXformFactory.h" |
78 | #include "IccTag.h" |
79 | #include "IccMpeBasic.h" |
80 | #include "IccArrayBasic.h" |
81 | #include "IccStructBasic.h" |
82 | #include "IccIO.h" |
83 | #include "IccApplyBPC.h" |
84 | #include "IccSparseMatrix.h" |
85 | #include "IccEncoding.h" |
86 | #include "IccMatrixMath.h" |
87 | |
88 | #ifdef USEREFICCMAXNAMESPACE |
89 | namespace refIccMAX { |
90 | #endif |
91 | |
92 | //// |
93 | // Useful Macros |
94 | //// |
95 | |
96 | static __inlineinline bool IsSpaceSpectralPCS(icUInt32Number sig) |
97 | { |
98 | sig = icGetColorSpaceType(sig)((icColorSpaceSignature)(((icUInt32Number)sig)&0xffff0000 )); |
99 | |
100 | return sig==icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData) || |
101 | sig==icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData) || |
102 | sig==icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData) || |
103 | sig==icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData) || |
104 | sig==icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData); |
105 | } |
106 | |
107 | #define IsSpaceColorimetricPCS(x)((x)==icSigXYZData || (x)==icSigLabData) ((x)==icSigXYZPcsDataicSigXYZData || (x)==icSigLabPcsDataicSigLabData) |
108 | #define IsSpaceNChannel(x)(((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000) )==icSigNChannelData) (icGetColorSpaceType(x)((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000))==icSigNChannelData) |
109 | #define IsSpacePCS(x)(((x)==icSigXYZData || (x)==icSigLabData) || IsSpaceSpectralPCS (x)) (IsSpaceColorimetricPCS(x)((x)==icSigXYZData || (x)==icSigLabData) || IsSpaceSpectralPCS(x)) |
110 | #define IsSpaceMCS(x)(((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000) )==icSigSrcMCSChannelData) (icGetColorSpaceType(x)((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000))==icSigSrcMCSChannelData) |
111 | #define IsSpaceCMYK(x)((x)==icSigCmykData || (x)==icSig4colorData) ((x)==icSigCmykData || (x)==icSig4colorData) |
112 | |
113 | #define IsNChannelCompat(x, y)(((((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000 ))==icSigNChannelData) && (((icUInt32Number)x)&0x0000ffff )==icGetSpaceSamples(y)) || ((((icColorSpaceSignature)(((icUInt32Number )y)&0xffff0000))==icSigNChannelData) && (((icUInt32Number )y)&0x0000ffff)==icGetSpaceSamples(x))) ((IsSpaceNChannel(x)(((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000) )==icSigNChannelData) && icNumColorSpaceChannels(x)(((icUInt32Number)x)&0x0000ffff)==icGetSpaceSamples(y)) || (IsSpaceNChannel(y)(((icColorSpaceSignature)(((icUInt32Number)y)&0xffff0000) )==icSigNChannelData) && icNumColorSpaceChannels(y)(((icUInt32Number)y)&0x0000ffff)==icGetSpaceSamples(x))) |
114 | |
115 | #define IsCompatSpace(x, y)((x)==(y) || ((((x)==icSigXYZData || (x)==icSigLabData) || IsSpaceSpectralPCS (x)) && (((y)==icSigXYZData || (y)==icSigLabData) || IsSpaceSpectralPCS (y))) || ((((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000 ))==icSigSrcMCSChannelData) && (((icColorSpaceSignature )(((icUInt32Number)y)&0xffff0000))==icSigSrcMCSChannelData )) ) ((x)==(y) || (IsSpacePCS(x)(((x)==icSigXYZData || (x)==icSigLabData) || IsSpaceSpectralPCS (x)) && IsSpacePCS(y)(((y)==icSigXYZData || (y)==icSigLabData) || IsSpaceSpectralPCS (y))) || (IsSpaceMCS(x)(((icColorSpaceSignature)(((icUInt32Number)x)&0xffff0000) )==icSigSrcMCSChannelData) && IsSpaceMCS(y)(((icColorSpaceSignature)(((icUInt32Number)y)&0xffff0000) )==icSigSrcMCSChannelData))/* || (IsSpaceCMYK(x) && IsSpaceCMYK(y))*/) |
116 | |
117 | |
118 | #define ICCPCSSTEPDUMPFMT" %.8f" ICCMTXSTEPDUMPFMT" %.8f" |
119 | |
120 | |
121 | ////////////////////////////////////////////////////////////////////// |
122 | // Construction/Destruction |
123 | ////////////////////////////////////////////////////////////////////// |
124 | |
125 | /** |
126 | ************************************************************************** |
127 | * Class CIccPCS Constructor |
128 | * |
129 | * Purpose: |
130 | * This is a class constructor. |
131 | * |
132 | ************************************************************************** |
133 | */ |
134 | CIccPCS::CIccPCS() |
135 | { |
136 | m_bIsV2Lab = false; |
137 | m_Space = icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f); |
138 | m_bLastPcsXform = false; |
139 | } |
140 | |
141 | /** |
142 | ************************************************************************** |
143 | * Name: CIccPCS::Reset |
144 | * |
145 | * Purpose: |
146 | * This is called with the initial color space and a bool |
147 | * argument which is true if the PCS is version 2. |
148 | * |
149 | * Args: |
150 | * Startpsace = Starting Colorspace |
151 | * bUseLegacyPCS = legacy PCS flag |
152 | ************************************************************************** |
153 | */ |
154 | void CIccPCS::Reset(icColorSpaceSignature StartSpace, bool bUseLegacyPCS) |
155 | { |
156 | m_bIsV2Lab = IsSpacePCS(StartSpace)(((StartSpace)==icSigXYZData || (StartSpace)==icSigLabData) || IsSpaceSpectralPCS(StartSpace)) && bUseLegacyPCS; |
157 | m_Space = StartSpace; |
158 | } |
159 | |
160 | /** |
161 | ************************************************************************** |
162 | * Name: CIccPCS::Check |
163 | * |
164 | * Purpose: |
165 | * This is called before the apply of each profile's xform to adjust the PCS |
166 | * to the xform's needed PCS. |
167 | * |
168 | * Args: |
169 | * SrcPixel = source pixel data (this may need adjusting), |
170 | * pXform = the xform that who's Apply function will shortly be called |
171 | * |
172 | * Return: |
173 | * SrcPixel or ptr to adjusted pixel data (we dont want to modify the source data). |
174 | ************************************************************************** |
175 | */ |
176 | const icFloatNumber *CIccPCS::Check(const icFloatNumber *SrcPixel, const CIccXform *pXform) |
177 | { |
178 | icColorSpaceSignature NextSpace = pXform->GetSrcSpace(); |
179 | bool bIsV2 = pXform->UseLegacyPCS(); |
180 | bool bIsNextV2Lab = bIsV2 && (NextSpace == icSigLabData); |
181 | const icFloatNumber *rv; |
182 | bool bNoClip = pXform->NoClipPCS(); |
183 | |
184 | if (m_bLastPcsXform) { |
185 | rv = SrcPixel; |
186 | } |
187 | else if (m_bIsV2Lab && !bIsNextV2Lab) { |
188 | Lab2ToLab4(m_Convert, SrcPixel, bNoClip); |
189 | if (NextSpace==icSigXYZData) { |
190 | LabToXyz(m_Convert, m_Convert, bNoClip); |
191 | } |
192 | rv = m_Convert; |
193 | } |
194 | else if (!m_bIsV2Lab && bIsNextV2Lab) { |
195 | if (m_Space==icSigXYZData) { |
196 | XyzToLab(m_Convert, SrcPixel, bNoClip); |
197 | SrcPixel = m_Convert; |
198 | } |
199 | Lab4ToLab2(m_Convert, SrcPixel); |
200 | rv = m_Convert; |
201 | } |
202 | else if (m_Space==NextSpace) { |
203 | rv = SrcPixel; |
204 | } |
205 | else if (m_Space==icSigXYZData && NextSpace==icSigLabData) { |
206 | XyzToLab(m_Convert, SrcPixel, bNoClip); |
207 | rv = m_Convert; |
208 | } |
209 | else if (m_Space==icSigLabData && NextSpace==icSigXYZData) { |
210 | LabToXyz(m_Convert, SrcPixel, bNoClip); |
211 | rv = m_Convert; |
212 | } |
213 | else { |
214 | rv = SrcPixel; |
215 | } |
216 | |
217 | m_Space = pXform->GetDstSpace(); |
218 | m_bIsV2Lab = bIsV2 && (m_Space == icSigLabData); |
219 | m_bLastPcsXform = (pXform->GetXformType()==icXformTypePCS); |
220 | |
221 | return rv; |
222 | } |
223 | |
224 | /** |
225 | ************************************************************************** |
226 | * Name: CIccPCS::CheckLast |
227 | * |
228 | * Purpose: |
229 | * Called after all xforms are applied to adjust PCS to final space if needed |
230 | * Note: space will always be V4. |
231 | * |
232 | * Args: |
233 | * Pixel = Pixel data, |
234 | * DestSpace = destination color space |
235 | * bNoClip = indicates whether PCS should be clipped |
236 | ************************************************************************** |
237 | */ |
238 | void CIccPCS::CheckLast(icFloatNumber *Pixel, icColorSpaceSignature DestSpace, bool bNoClip) |
239 | { |
240 | if (m_bIsV2Lab) { |
241 | Lab2ToLab4(Pixel, Pixel, bNoClip); |
242 | if (DestSpace==icSigXYZData) { |
243 | LabToXyz(Pixel, Pixel, bNoClip); |
244 | } |
245 | } |
246 | else if (m_Space==DestSpace) { |
247 | return; |
248 | } |
249 | else if (m_Space==icSigXYZData) { |
250 | XyzToLab(Pixel, Pixel, bNoClip); |
251 | } |
252 | else if (m_Space==icSigLabData) { |
253 | LabToXyz(Pixel, Pixel, bNoClip); |
254 | } |
255 | } |
256 | |
257 | /** |
258 | ************************************************************************** |
259 | * Name: CIccPCS::UnitClip |
260 | * |
261 | * Purpose: |
262 | * Convert a double to an icUInt16Number with clipping |
263 | ************************************************************************** |
264 | */ |
265 | icFloatNumber CIccPCS::UnitClip(icFloatNumber v) |
266 | { |
267 | if (v<0) |
268 | v = 0; |
269 | if (v>1.0) |
270 | v = 1.0; |
271 | |
272 | return v; |
273 | } |
274 | |
275 | /** |
276 | ************************************************************************** |
277 | * Name: CIccPCS::NegClip |
278 | * |
279 | * Purpose: |
280 | * Convert a double to an icUInt16Number with clipping of negative numbers |
281 | ************************************************************************** |
282 | */ |
283 | icFloatNumber CIccPCS::NegClip(icFloatNumber v) |
284 | { |
285 | if (v<0) |
286 | v=0; |
287 | |
288 | return v; |
289 | } |
290 | |
291 | /** |
292 | ************************************************************************** |
293 | * Name: CIccPCS::LabToXyz |
294 | * |
295 | * Purpose: |
296 | * Convert Lab to XYZ |
297 | ************************************************************************** |
298 | */ |
299 | void CIccPCS::LabToXyz(icFloatNumber *Dst, const icFloatNumber *Src, bool bNoClip) |
300 | { |
301 | icFloatNumber Lab[3]; |
302 | |
303 | memcpy(&Lab,Src,sizeof(Lab)); |
304 | |
305 | icLabFromPcs(Lab); |
306 | |
307 | icLabtoXYZ(Lab); |
308 | |
309 | icXyzToPcs(Lab); |
310 | |
311 | if (!bNoClip) { |
312 | Dst[0] = UnitClip(Lab[0]); |
313 | Dst[1] = UnitClip(Lab[1]); |
314 | Dst[2] = UnitClip(Lab[2]); |
315 | } |
316 | else { |
317 | Dst[0] = Lab[0]; |
318 | Dst[1] = Lab[1]; |
319 | Dst[2] = Lab[2]; |
320 | } |
321 | } |
322 | |
323 | |
324 | /** |
325 | ************************************************************************** |
326 | * Name: CIccPCS::XyzToLab |
327 | * |
328 | * Purpose: |
329 | * Convert XYZ to Lab |
330 | ************************************************************************** |
331 | */ |
332 | void CIccPCS::XyzToLab(icFloatNumber *Dst, const icFloatNumber *Src, bool bNoClip) |
333 | { |
334 | icFloatNumber XYZ[3]; |
335 | |
336 | |
337 | if (!bNoClip) { |
338 | XYZ[0] = UnitClip(Src[0]); |
339 | XYZ[1] = UnitClip(Src[1]); |
340 | XYZ[2] = UnitClip(Src[2]); |
341 | } |
342 | else { |
343 | XYZ[0] = Src[0]; |
344 | XYZ[1] = Src[1]; |
345 | XYZ[2] = Src[2]; |
346 | } |
347 | |
348 | icXyzFromPcs(XYZ); |
349 | |
350 | icXYZtoLab(XYZ); |
351 | |
352 | icLabToPcs(XYZ); |
353 | |
354 | if (!bNoClip) { |
355 | Dst[0] = UnitClip(XYZ[0]); |
356 | Dst[1] = UnitClip(XYZ[1]); |
357 | Dst[2] = UnitClip(XYZ[2]); |
358 | } |
359 | else { |
360 | Dst[0] = XYZ[0]; |
361 | Dst[1] = XYZ[1]; |
362 | Dst[2] = XYZ[2]; |
363 | } |
364 | } |
365 | |
366 | |
367 | /** |
368 | ************************************************************************** |
369 | * Name: CIccPCS::Lab2ToXyz |
370 | * |
371 | * Purpose: |
372 | * Convert version 2 Lab to XYZ |
373 | ************************************************************************** |
374 | */ |
375 | void CIccPCS::Lab2ToXyz(icFloatNumber *Dst, const icFloatNumber *Src, bool bNoClip) |
376 | { |
377 | Lab2ToLab4(Dst, Src, bNoClip); |
378 | LabToXyz(Dst, Dst, bNoClip); |
379 | } |
380 | |
381 | |
382 | /** |
383 | ************************************************************************** |
384 | * Name: CIccPCS::XyzToLab2 |
385 | * |
386 | * Purpose: |
387 | * Convert XYZ to version 2 Lab |
388 | ************************************************************************** |
389 | */ |
390 | void CIccPCS::XyzToLab2(icFloatNumber *Dst, const icFloatNumber *Src, bool bNoClip) |
391 | { |
392 | XyzToLab(Dst, Src, bNoClip); |
393 | Lab4ToLab2(Dst, Dst); |
394 | } |
395 | |
396 | |
397 | /** |
398 | ************************************************************************** |
399 | * Name: CIccPCS::Lab2ToLab4 |
400 | * |
401 | * Purpose: |
402 | * Convert version 2 Lab to version 4 Lab |
403 | ************************************************************************** |
404 | */ |
405 | void CIccPCS::Lab2ToLab4(icFloatNumber *Dst, const icFloatNumber *Src, bool bNoClip) |
406 | { |
407 | if (bNoClip) { |
408 | Dst[0] = (icFloatNumber)(Src[0] * 65535.0f / 65280.0f); |
409 | Dst[1] = (icFloatNumber)(Src[1] * 65535.0f / 65280.0f); |
410 | Dst[2] = (icFloatNumber)(Src[2] * 65535.0f / 65280.0f); |
411 | } |
412 | else { |
413 | Dst[0] = UnitClip((icFloatNumber)(Src[0] * 65535.0f / 65280.0f)); |
414 | Dst[1] = UnitClip((icFloatNumber)(Src[1] * 65535.0f / 65280.0f)); |
415 | Dst[2] = UnitClip((icFloatNumber)(Src[2] * 65535.0f / 65280.0f)); |
416 | } |
417 | } |
418 | |
419 | /** |
420 | ************************************************************************** |
421 | * Name: CIccPCS::Lab4ToLab2 |
422 | * |
423 | * Purpose: |
424 | * Convert version 4 Lab to version 2 Lab |
425 | ************************************************************************** |
426 | */ |
427 | void CIccPCS::Lab4ToLab2(icFloatNumber *Dst, const icFloatNumber *Src) |
428 | { |
429 | Dst[0] = (icFloatNumber)(Src[0] * 65280.0f / 65535.0f); |
430 | Dst[1] = (icFloatNumber)(Src[1] * 65280.0f / 65535.0f); |
431 | Dst[2] = (icFloatNumber)(Src[2] * 65280.0f / 65535.0f); |
432 | } |
433 | |
434 | /** |
435 | ************************************************************************** |
436 | * Name: CIccCreateXformHintManager::CIccCreateXformHintManager |
437 | * |
438 | * Purpose: |
439 | * Destructor |
440 | ************************************************************************** |
441 | */ |
442 | CIccCreateXformHintManager::~CIccCreateXformHintManager() |
443 | { |
444 | if (m_pList) { |
445 | IIccCreateXformHintList::iterator i; |
446 | |
447 | for (i=m_pList->begin(); i!=m_pList->end(); i++) { |
448 | if (i->ptr) |
449 | delete i->ptr; |
450 | } |
451 | |
452 | delete m_pList; |
453 | } |
454 | } |
455 | |
456 | /** |
457 | ************************************************************************** |
458 | * Name: CIccCreateXformHintManager::AddHint |
459 | * |
460 | * Purpose: |
461 | * Adds and owns the passed named hint to it's list. |
462 | * |
463 | * Args: |
464 | * pHint = pointer to the hint object to be added |
465 | * |
466 | * Return: |
467 | * true = hint added to the list |
468 | * false = hint not added |
469 | ************************************************************************** |
470 | */ |
471 | bool CIccCreateXformHintManager::AddHint(IIccCreateXformHint* pHint) |
472 | { |
473 | if (!m_pList) { |
474 | m_pList = new IIccCreateXformHintList; |
475 | } |
476 | |
477 | if (pHint) { |
478 | if (GetHint(pHint->GetHintType())) { |
479 | delete pHint; |
480 | return false; |
481 | } |
482 | IIccCreateXformHintPtr Hint; |
483 | Hint.ptr = pHint; |
484 | m_pList->push_back(Hint); |
485 | return true; |
486 | } |
487 | |
488 | return false; |
489 | } |
490 | |
491 | /** |
492 | ************************************************************************** |
493 | * Name: CIccCreateXformHintManager::DeleteHint |
494 | * |
495 | * Purpose: |
496 | * Deletes the object referenced by the passed named hint pointer |
497 | * and removes it from the list. |
498 | * |
499 | * Args: |
500 | * pHint = pointer to the hint object to be deleted |
501 | * |
502 | * Return: |
503 | * true = hint found and deleted |
504 | * false = hint not found |
505 | ************************************************************************** |
506 | */ |
507 | bool CIccCreateXformHintManager::DeleteHint(IIccCreateXformHint* pHint) |
508 | { |
509 | if (m_pList && pHint) { |
510 | IIccCreateXformHintList::iterator i; |
511 | for (i=m_pList->begin(); i!=m_pList->end(); i++) { |
512 | if (i->ptr) { |
513 | if (i->ptr == pHint) { |
514 | delete pHint; |
515 | pHint = NULL__null; |
516 | m_pList->erase(i); |
517 | return true; |
518 | } |
519 | } |
520 | } |
521 | } |
522 | |
523 | return false; |
524 | } |
525 | |
526 | /** |
527 | ************************************************************************** |
528 | * Name: CIccCreateXformHintManager::GetHint |
529 | * |
530 | * Purpose: |
531 | * Finds and returns a pointer to the named hint. |
532 | * |
533 | * Args: |
534 | * hintName = name of the desired hint |
535 | * |
536 | * Return: |
537 | * Appropriate IIccCreateXformHint pointer |
538 | ************************************************************************** |
539 | */ |
540 | IIccCreateXformHint* CIccCreateXformHintManager::GetHint(const char* hintName) |
541 | { |
542 | IIccCreateXformHint* pHint=NULL__null; |
543 | |
544 | if (m_pList) { |
545 | IIccCreateXformHintList::iterator i; |
546 | for (i=m_pList->begin(); i!=m_pList->end(); i++) { |
547 | if (i->ptr) { |
548 | if (!strcmp(i->ptr->GetHintType(), hintName)) { |
549 | pHint = i->ptr; |
550 | break; |
551 | } |
552 | } |
553 | } |
554 | } |
555 | |
556 | return pHint; |
557 | } |
558 | |
559 | /** |
560 | ************************************************************************** |
561 | * Name: CIccXform::CIccXform |
562 | * |
563 | * Purpose: |
564 | * Constructor |
565 | ************************************************************************** |
566 | */ |
567 | CIccXform::CIccXform() |
568 | { |
569 | m_pProfile = NULL__null; |
570 | m_bInput = true; |
571 | m_nIntent = icUnknownIntent((icRenderingIntent) 0x3f3f3f3f); |
572 | m_pAdjustPCS = NULL__null; |
573 | m_bAdjustPCS = false; |
574 | m_bAbsToRel = false; |
575 | m_nMCS = icNoMCS; |
576 | m_bUseSpectralPCS = false; |
577 | m_bSrcPcsConversion = true; |
578 | m_bDstPcsConversion = true; |
579 | m_pConnectionConditions = NULL__null; |
580 | m_pCmmEnvVarLookup = NULL__null; |
581 | } |
582 | |
583 | |
584 | /** |
585 | ************************************************************************** |
586 | * Name: CIccXform::~CIccXform |
587 | * |
588 | * Purpose: |
589 | * Destructor |
590 | ************************************************************************** |
591 | */ |
592 | CIccXform::~CIccXform() |
593 | { |
594 | if (m_pProfile) |
595 | delete m_pProfile; |
596 | |
597 | if (m_pAdjustPCS) { |
598 | delete m_pAdjustPCS; |
599 | } |
600 | |
601 | if (m_pCmmEnvVarLookup) { |
602 | delete m_pCmmEnvVarLookup; |
603 | } |
604 | |
605 | } |
606 | |
607 | |
608 | void CIccXform::DetachAll() |
609 | { |
610 | m_pProfile = NULL__null; |
611 | m_pConnectionConditions = NULL__null; |
612 | } |
613 | |
614 | /** |
615 | ************************************************************************** |
616 | * Name: CIccXform::Create |
617 | * |
618 | * Purpose: |
619 | * This is a static Creation function that creates derived CIccXform objects and |
620 | * initializes them. |
621 | * |
622 | * Args: |
623 | * pProfile = pointer to a CIccProfile object that will be owned by the transform. This object will |
624 | * be destroyed when the returned CIccXform object is destroyed. The means that the CIccProfile |
625 | * object needs to be allocated on the heap. |
626 | * bInput = flag to indicate whether to use the input or output side of the profile, |
627 | * nIntent = the rendering intent to apply to the profile, |
628 | * nInterp = the interpolation algorithm to use for N-D luts. |
629 | * nLutType = selection of which transform lut to use |
630 | * bUseD2BxB2DxTags = flag to indicate the use MPE flags if available |
631 | * pHintManager = pointer to object that contains xform creation hints |
632 | * |
633 | * Return: |
634 | * A suitable pXform object |
635 | ************************************************************************** |
636 | */ |
637 | CIccXform *CIccXform::Create(CIccProfile *pProfile, |
638 | bool bInput/* =true */, |
639 | icRenderingIntent nIntent/* =icUnknownIntent */, |
640 | icXformInterp nInterp/* =icInterpLinear */, |
641 | IIccProfileConnectionConditions *pPcc/*=NULL*/, |
642 | icXformLutType nLutType/* =icXformLutColor */, |
643 | bool bUseD2BTags/* =true */, CIccCreateXformHintManager *pHintManager/* =NULL */) |
644 | { |
645 | CIccXform *rv = NULL__null; |
646 | icRenderingIntent nTagIntent = nIntent; |
647 | bool bUseSpectralPCS = false; |
648 | bool bAbsToRel = false; |
649 | bool bRelToAbs = false; |
650 | icMCSConnectionType nMCS = icNoMCS; |
651 | icXformLutType nUseLutType = nLutType; |
652 | bool bUseColorimeticTags = true; |
653 | |
654 | if (nLutType == icXformLutSpectral) { |
655 | nUseLutType = icXformLutColor; |
656 | bUseD2BTags = true; |
657 | bUseColorimeticTags = false; |
658 | } |
659 | else if (nLutType == icXformLutColorimetric) { |
660 | nUseLutType = icXformLutColor; |
661 | } |
662 | |
663 | if (pProfile->m_Header.deviceClass==icSigColorEncodingClass) { |
664 | CIccProfile *pEncProfile; |
665 | if (icConvertEncodingProfile(pEncProfile, pProfile)!=icEncConvertOk) |
666 | return NULL__null; |
667 | delete pProfile; |
668 | pProfile = pEncProfile; |
669 | } |
670 | if (pProfile->m_Header.deviceClass==icSigLinkClass/* && nIntent==icAbsoluteColorimetric*/) { |
671 | nIntent = icPerceptual; |
672 | } |
673 | |
674 | if (nTagIntent == icUnknownIntent((icRenderingIntent) 0x3f3f3f3f)) |
675 | nTagIntent = icPerceptual; |
676 | |
677 | switch (nUseLutType) { |
678 | case icXformLutColor: |
679 | if (bInput) { |
680 | CIccTag *pTag = NULL__null; |
681 | if (bUseD2BTags) { |
682 | if (pProfile->m_Header.spectralPCS && nLutType!=icXformLutColorimetric) { |
683 | pTag = pProfile->FindTag(icSigDToB0Tag + nTagIntent); |
684 | |
685 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
686 | pTag = pProfile->FindTag(icSigDToB1Tag); |
687 | if (pTag) |
688 | nTagIntent = icRelativeColorimetric; |
689 | } |
690 | else if (!pTag && nTagIntent == icRelativeColorimetric) { |
691 | pTag = pProfile->FindTag(icSigDToB3Tag); |
692 | if (pTag) { |
693 | nTagIntent = icAbsoluteColorimetric; |
694 | bAbsToRel = true; |
695 | } |
696 | } |
697 | |
698 | if (pTag) |
699 | bUseSpectralPCS = true; |
700 | |
701 | if (!pTag) { |
702 | pTag = pProfile->FindTag(icSigDToB0Tag); |
703 | } |
704 | if (!pTag) { |
705 | pTag = pProfile->FindTag(icSigDToB1Tag); |
706 | } |
707 | if (!pTag) { |
708 | pTag = pProfile->FindTag(icSigDToB3Tag); |
709 | if (pTag) { |
710 | nTagIntent = icAbsoluteColorimetric; |
711 | bAbsToRel = true; |
712 | } |
713 | } |
714 | } |
715 | else if (pProfile->m_Header.version < icVersionNumberV50x05000000) { |
716 | pTag = pProfile->FindTag(icSigDToB0Tag + nTagIntent); |
717 | |
718 | if (!pTag && nTagIntent ==icAbsoluteColorimetric) { |
719 | pTag = pProfile->FindTag(icSigDToB1Tag); |
720 | if (pTag) |
721 | nTagIntent = icRelativeColorimetric; |
722 | } |
723 | |
724 | //Apparently Using DtoB0 is not prescribed here by the v4 ICC Specification |
725 | if (!pTag && pProfile->m_Header.version >= icVersionNumberV50x05000000) { |
726 | pTag = pProfile->FindTag(icSigDToB0Tag); |
727 | } |
728 | } |
729 | } |
730 | |
731 | if (bUseColorimeticTags) { |
732 | if (!pTag) { |
733 | pTag = pProfile->FindTag(icSigAToB0Tag + nTagIntent); |
734 | } |
735 | |
736 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
737 | pTag = pProfile->FindTag(icSigAToB1Tag); |
738 | if (pTag) |
739 | nTagIntent = icRelativeColorimetric; |
740 | } |
741 | else if (!pTag && nTagIntent == icRelativeColorimetric) { |
742 | pTag = pProfile->FindTag(icSigAToB3Tag); |
743 | if (pTag) { |
744 | nTagIntent = icAbsoluteColorimetric; |
745 | bAbsToRel = true; |
746 | } |
747 | } |
748 | |
749 | if (!pTag) { |
750 | pTag = pProfile->FindTag(icSigAToB0Tag); |
751 | } |
752 | if (!pTag) { |
753 | pTag = pProfile->FindTag(icSigAToB1Tag); |
754 | } |
755 | if (!pTag) { |
756 | pTag = pProfile->FindTag(icSigAToB3Tag); |
757 | if (pTag) { |
758 | nTagIntent = icAbsoluteColorimetric; |
759 | bAbsToRel = true; |
760 | } |
761 | } |
762 | } |
763 | |
764 | //Unsupported elements cause fall back behavior |
765 | if (pTag && !pTag->IsSupported()) |
766 | pTag = NULL__null; |
767 | |
768 | if (!pTag) { |
769 | if (pProfile->m_Header.version < icVersionNumberV50x05000000) { |
770 | //Matrix/TRC profiles are deprecated in v5 profiles |
771 | if (pProfile->m_Header.colorSpace == icSigRgbData) { |
772 | rv = CIccXformCreator::CreateXform(icXformTypeMatrixTRC, NULL__null, pHintManager); |
773 | } |
774 | else if (pProfile->m_Header.colorSpace == icSigGrayData) { |
775 | rv = CIccXformCreator::CreateXform(icXformTypeMonochrome, NULL__null, pHintManager); |
776 | } |
777 | else |
778 | return NULL__null; |
779 | } |
780 | else |
781 | return NULL__null; |
782 | } |
783 | else if (pTag->GetType()==icSigMultiProcessElementType) { |
784 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
785 | } |
786 | else { |
787 | switch(pProfile->m_Header.colorSpace) { |
788 | case icSigXYZData: |
789 | case icSigLabData: |
790 | case icSigLuvData: |
791 | case icSigYCbCrData: |
792 | case icSigYxyData: |
793 | case icSigRgbData: |
794 | case icSigHsvData: |
795 | case icSigHlsData: |
796 | case icSigCmyData: |
797 | case icSig3colorData: |
798 | rv = CIccXformCreator::CreateXform(icXformType3DLut, pTag, pHintManager); |
799 | break; |
800 | |
801 | case icSigCmykData: |
802 | case icSig4colorData: |
803 | rv = CIccXformCreator::CreateXform(icXformType4DLut, pTag, pHintManager); |
804 | break; |
805 | |
806 | default: |
807 | rv = CIccXformCreator::CreateXform(icXformTypeNDLut, pTag, pHintManager); |
808 | break; |
809 | } |
810 | } |
811 | } |
812 | else { |
813 | CIccTag *pTag = NULL__null; |
814 | |
815 | if (nLutType == icXformLutColorimetric && pProfile->m_Header.version >= icVersionNumberV50x05000000) { |
816 | bUseD2BTags = false; |
817 | } |
818 | |
819 | if (bUseD2BTags) { |
820 | pTag = pProfile->FindTag(icSigBToD0Tag + nTagIntent); |
821 | |
822 | //Additional precedence not prescribed by the v4 ICC Specification |
823 | if (!pTag && pProfile->m_Header.version >= icVersionNumberV50x05000000) { |
824 | pTag = pProfile->FindTag(icSigBToD0Tag); |
825 | |
826 | if (!pTag) { |
827 | pTag = pProfile->FindTag(icSigBToD1Tag); |
828 | if (pTag) { |
829 | nTagIntent = icRelativeColorimetric; |
830 | if (nTagIntent==icAbsoluteColorimetric) |
831 | bRelToAbs = true; |
832 | } |
833 | } |
834 | |
835 | if (!pTag) { |
836 | pTag = pProfile->FindTag(icSigBToD3Tag); |
837 | if (pTag) { |
838 | nTagIntent = icAbsoluteColorimetric; |
839 | bAbsToRel = true; |
840 | } |
841 | } |
842 | } |
843 | |
844 | //Unsupported elements cause fall back behavior |
845 | if (pTag && !pTag->IsSupported()) |
846 | pTag = NULL__null; |
847 | |
848 | if (pTag) |
849 | bUseSpectralPCS = true; |
850 | |
851 | if (!pTag && nTagIntent == icAbsoluteColorimetric && pProfile->m_Header.version < icVersionNumberV50x05000000) { |
852 | pTag = pProfile->FindTag(icSigBToD1Tag); |
853 | |
854 | //Unsupported elements cause fall back behavior |
855 | if (pTag && !pTag->IsSupported()) |
856 | pTag = NULL__null; |
857 | |
858 | if (pTag) |
859 | nTagIntent = icRelativeColorimetric; |
860 | } |
861 | } |
862 | |
863 | if (bUseColorimeticTags) { |
864 | |
865 | if (!pTag) { |
866 | pTag = pProfile->FindTag(icSigBToA0Tag + nTagIntent); |
867 | } |
868 | |
869 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
870 | pTag = pProfile->FindTag(icSigBToA1Tag); |
871 | if (pTag) |
872 | nTagIntent = icRelativeColorimetric; |
873 | } |
874 | |
875 | if (!pTag) { |
876 | pTag = pProfile->FindTag(icSigBToA0Tag); |
877 | } |
878 | |
879 | //Additional precedence not prescribed by the v4 ICC Specification |
880 | if (!pTag && pProfile->m_Header.version >= icVersionNumberV50x05000000) { |
881 | |
882 | pTag = pProfile->FindTag(icSigBToA1Tag); |
883 | if (pTag) { |
884 | nTagIntent = icRelativeColorimetric; |
885 | if (nTagIntent == icAbsoluteColorimetric) |
886 | bRelToAbs = true; |
887 | } |
888 | |
889 | if (!pTag) { |
890 | pTag = pProfile->FindTag(icSigBToA3Tag); |
891 | if (pTag) { |
892 | nTagIntent = icAbsoluteColorimetric; |
893 | bAbsToRel = true; |
894 | } |
895 | } |
896 | } |
897 | } |
898 | |
899 | if (!pTag) { |
900 | if (pProfile->m_Header.version < icVersionNumberV50x05000000) { |
901 | if (pProfile->m_Header.colorSpace == icSigRgbData) { |
902 | rv = CIccXformCreator::CreateXform(icXformTypeMatrixTRC, pTag, pHintManager); |
903 | } |
904 | else if (pProfile->m_Header.colorSpace == icSigGrayData) { |
905 | rv = CIccXformCreator::CreateXform(icXformTypeMonochrome, NULL__null, pHintManager); |
906 | } |
907 | else |
908 | return NULL__null; |
909 | } |
910 | else |
911 | return NULL__null; |
912 | } |
913 | else if (pTag->GetType()==icSigMultiProcessElementType) { |
914 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
915 | } |
916 | else { |
917 | switch(pProfile->m_Header.pcs) { |
918 | case icSigXYZData: |
919 | case icSigLabData: |
920 | rv = CIccXformCreator::CreateXform(icXformType3DLut, pTag, pHintManager); |
921 | break; |
922 | |
923 | default: |
924 | break; |
925 | } |
926 | } |
927 | } |
928 | break; |
929 | |
930 | case icXformLutNamedColor: |
931 | { |
932 | CIccTag *pTag = pProfile->FindTag(icSigNamedColor2Tag); |
933 | if (!pTag) |
934 | return NULL__null; |
935 | |
936 | CIccCreateNamedColorXformHint* pNamedColorHint = new CIccCreateNamedColorXformHint(); |
937 | pNamedColorHint->csPcs = pProfile->m_Header.pcs; |
938 | pNamedColorHint->csDevice = pProfile->m_Header.colorSpace; |
939 | pNamedColorHint->csSpectralPcs = pProfile->m_Header.spectralPCS; |
940 | pNamedColorHint->spectralRange = pProfile->m_Header.spectralRange; |
941 | pNamedColorHint->biSpectralRange = pProfile->m_Header.biSpectralRange; |
942 | if (pHintManager) { |
943 | pHintManager->AddHint(pNamedColorHint); |
944 | rv = CIccXformCreator::CreateXform(icXformTypeNamedColor, pTag, pHintManager); |
945 | pHintManager->DeleteHint(pNamedColorHint); |
946 | } |
947 | else { |
948 | CIccCreateXformHintManager HintManager; |
949 | HintManager.AddHint(pNamedColorHint); |
950 | rv = CIccXformCreator::CreateXform(icXformTypeNamedColor, pTag, &HintManager); |
951 | } |
952 | |
953 | if (pProfile->m_Header.spectralPCS) |
954 | bUseSpectralPCS = true; |
955 | } |
956 | break; |
957 | |
958 | case icXformLutPreview: |
959 | { |
960 | bInput = false; |
961 | CIccTag *pTag = pProfile->FindTag(icSigPreview0Tag + nTagIntent); |
962 | if (!pTag) { |
963 | pTag = pProfile->FindTag(icSigPreview0Tag); |
964 | } |
965 | if (!pTag) { |
966 | return NULL__null; |
967 | } |
968 | else { |
969 | switch(pProfile->m_Header.pcs) { |
970 | case icSigXYZData: |
971 | case icSigLabData: |
972 | rv = CIccXformCreator::CreateXform(icXformType3DLut, pTag, pHintManager); |
973 | |
974 | default: |
975 | break; |
976 | } |
977 | } |
978 | } |
979 | break; |
980 | |
981 | case icXformLutGamut: |
982 | { |
983 | bInput = false; |
984 | CIccTag *pTag = pProfile->FindTag(icSigGamutTag); |
985 | if (!pTag) { |
986 | return NULL__null; |
987 | } |
988 | else { |
989 | switch(pProfile->m_Header.pcs) { |
990 | case icSigXYZData: |
991 | case icSigLabData: |
992 | rv = CIccXformCreator::CreateXform(icXformType3DLut, pTag, pHintManager); |
993 | |
994 | default: |
995 | break; |
996 | } |
997 | } |
998 | } |
999 | break; |
1000 | |
1001 | case icXformLutBRDFParam: |
1002 | { |
1003 | // get the correct tag first |
1004 | |
1005 | CIccTag *pTag = NULL__null; |
1006 | if (bUseD2BTags) { |
1007 | if (pProfile->m_Header.spectralPCS) { |
1008 | |
1009 | pTag = pProfile->FindTag(icSigBrdfSpectralParameter0Tag + nTagIntent); |
1010 | |
1011 | if (pTag) |
1012 | bUseSpectralPCS = true; |
1013 | } |
1014 | } |
1015 | else |
1016 | { |
1017 | pTag = pProfile->FindTag(icSigBrdfColorimetricParameter0Tag + nTagIntent); |
1018 | |
1019 | //Unsupported elements cause fall back behavior |
1020 | if (pTag && !pTag->IsSupported()) |
1021 | pTag = NULL__null; |
1022 | } |
1023 | |
1024 | // now extract the correct part from the structure |
1025 | CIccStructBRDF* pStructTag = dynamic_cast<CIccStructBRDF*>(pTag); |
1026 | |
1027 | if (pStructTag != NULL__null) |
1028 | { |
1029 | CIccTag *pTag2 = NULL__null; |
1030 | |
1031 | switch (nLutType) { |
1032 | case icXformLutBRDFParam: |
1033 | pTag2 = pStructTag->GetElem(icSigBrdfTransformMbr); |
1034 | break; |
1035 | default: |
1036 | // can't get here, get rid of warning |
1037 | break; |
1038 | } |
1039 | if (pTag2) |
1040 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag2, pHintManager); |
1041 | } |
1042 | } |
1043 | break; |
1044 | |
1045 | case icXformLutBRDFDirect: |
1046 | { |
1047 | // get the correct tag first |
1048 | |
1049 | CIccTag *pTag = NULL__null; |
1050 | if (bUseD2BTags) { |
1051 | if (pProfile->m_Header.spectralPCS) { |
1052 | |
1053 | pTag = pProfile->FindTag(icSigBRDFDToB0Tag + nTagIntent); |
1054 | |
1055 | if (pTag) |
1056 | bUseSpectralPCS = true; |
1057 | } |
1058 | } |
1059 | else |
1060 | { |
1061 | pTag = pProfile->FindTag(icSigBRDFAToB0Tag + nTagIntent); |
1062 | |
1063 | //Unsupported elements cause fall back behavior |
1064 | if (pTag && !pTag->IsSupported()) |
1065 | pTag = NULL__null; |
1066 | } |
1067 | |
1068 | if (pTag != NULL__null) |
1069 | { |
1070 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
1071 | } |
1072 | } |
1073 | break; |
1074 | |
1075 | case icXformLutBRDFMcsParam: |
1076 | { |
1077 | CIccTag *pTag = NULL__null; |
1078 | if (pProfile->m_Header.deviceClass == icSigMaterialVisualizationClass) { |
1079 | bInput = true; |
1080 | nMCS = icFromMCS; |
1081 | |
1082 | if (pProfile->m_Header.spectralPCS) { |
1083 | pTag = pProfile->FindTag(icSigBRDFMToS0Tag + nTagIntent); |
1084 | |
1085 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
1086 | pTag = pProfile->FindTag(icSigBRDFMToS1Tag); |
1087 | if (pTag) |
1088 | nTagIntent = icRelativeColorimetric; |
1089 | } |
1090 | else if (!pTag && nTagIntent != icAbsoluteColorimetric) { |
1091 | pTag = pProfile->FindTag(icSigBRDFMToS3Tag); |
1092 | if (pTag) { |
1093 | nTagIntent = icAbsoluteColorimetric; |
1094 | bAbsToRel = true; |
1095 | } |
1096 | } |
1097 | |
1098 | if (!pTag) { |
1099 | pTag = pProfile->FindTag(icSigBRDFMToS0Tag); |
1100 | } |
1101 | if (!pTag) { |
1102 | pTag = pProfile->FindTag(icSigBRDFMToS1Tag); |
1103 | } |
1104 | if (!pTag) { |
1105 | pTag = pProfile->FindTag(icSigBRDFMToS3Tag); |
1106 | if (pTag) { |
1107 | nTagIntent = icAbsoluteColorimetric; |
1108 | bAbsToRel = true; |
1109 | } |
1110 | } |
1111 | |
1112 | if (pTag) |
1113 | bUseSpectralPCS = true; |
1114 | } |
1115 | if (!pTag && pProfile->m_Header.pcs != 0) { |
1116 | pTag = pProfile->FindTag(icSigBRDFMToB0Tag + nTagIntent); |
1117 | |
1118 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
1119 | pTag = pProfile->FindTag(icSigBRDFMToB1Tag); |
1120 | if (pTag) |
1121 | nTagIntent = icRelativeColorimetric; |
1122 | } |
1123 | else if (!pTag && nTagIntent != icAbsoluteColorimetric) { |
1124 | pTag = pProfile->FindTag(icSigBRDFMToB3Tag); |
1125 | if (pTag) { |
1126 | nTagIntent = icAbsoluteColorimetric; |
1127 | bAbsToRel = true; |
1128 | } |
1129 | } |
1130 | if (!pTag) { |
1131 | pTag = pProfile->FindTag(icSigBRDFMToB0Tag); |
1132 | } |
1133 | if (!pTag) { |
1134 | pTag = pProfile->FindTag(icSigBRDFMToB1Tag); |
1135 | } |
1136 | if (!pTag) { |
1137 | pTag = pProfile->FindTag(icSigBRDFMToB3Tag); |
1138 | if (pTag) { |
1139 | nTagIntent = icAbsoluteColorimetric; |
1140 | bAbsToRel = true; |
1141 | } |
1142 | } |
1143 | } |
1144 | |
1145 | //Unsupported elements cause fall back behavior |
1146 | if (pTag && !pTag->IsSupported()) |
1147 | pTag = NULL__null; |
1148 | |
1149 | //Unsupported elements cause fall back behavior |
1150 | if (pTag && !pTag->IsSupported()) |
1151 | pTag = NULL__null; |
1152 | } |
1153 | if (pTag && pProfile->m_Header.mcs) { |
1154 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
1155 | } |
1156 | else |
1157 | rv = NULL__null; |
1158 | } |
1159 | break; |
1160 | |
1161 | case icXformLutMCS: |
1162 | { |
1163 | CIccTag *pTag = NULL__null; |
1164 | if (pProfile->m_Header.deviceClass==icSigMaterialIdentificationClass || |
1165 | pProfile->m_Header.deviceClass==icSigInputClass) { |
1166 | bInput = true; |
1167 | nMCS = icToMCS; |
1168 | pTag = pProfile->FindTag(icSigAToM0Tag); |
1169 | } |
1170 | else if (pProfile->m_Header.deviceClass==icSigMaterialVisualizationClass) { |
1171 | bInput = true; |
1172 | nMCS = icFromMCS; |
1173 | |
1174 | if (pProfile->m_Header.spectralPCS) { |
1175 | pTag = pProfile->FindTag(icSigMToS0Tag + nTagIntent); |
1176 | |
1177 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
1178 | pTag = pProfile->FindTag(icSigMToS1Tag); |
1179 | if (pTag) |
1180 | nTagIntent = icRelativeColorimetric; |
1181 | } |
1182 | else if (!pTag && nTagIntent != icAbsoluteColorimetric) { |
1183 | pTag = pProfile->FindTag(icSigMToS3Tag); |
1184 | if (pTag) { |
1185 | nTagIntent = icAbsoluteColorimetric; |
1186 | bAbsToRel = true; |
1187 | } |
1188 | } |
1189 | |
1190 | if (!pTag) { |
1191 | pTag = pProfile->FindTag(icSigMToS0Tag); |
1192 | } |
1193 | if (!pTag) { |
1194 | pTag = pProfile->FindTag(icSigMToS1Tag); |
1195 | } |
1196 | if (!pTag) { |
1197 | pTag = pProfile->FindTag(icSigMToS3Tag); |
1198 | if (pTag) { |
1199 | nTagIntent = icAbsoluteColorimetric; |
1200 | bAbsToRel = true; |
1201 | } |
1202 | } |
1203 | |
1204 | if (pTag) |
1205 | bUseSpectralPCS = true; |
1206 | } |
1207 | if (!pTag && pProfile->m_Header.pcs!=0) { |
1208 | pTag = pProfile->FindTag(icSigMToB0Tag + nTagIntent); |
1209 | |
1210 | if (!pTag && nTagIntent == icAbsoluteColorimetric) { |
1211 | pTag = pProfile->FindTag(icSigMToB1Tag); |
1212 | if (pTag) |
1213 | nTagIntent = icRelativeColorimetric; |
1214 | } |
1215 | else if (!pTag && nTagIntent != icAbsoluteColorimetric) { |
1216 | pTag = pProfile->FindTag(icSigMToB3Tag); |
1217 | if (pTag) { |
1218 | nTagIntent = icAbsoluteColorimetric; |
1219 | bAbsToRel = true; |
1220 | } |
1221 | } |
1222 | |
1223 | if (!pTag) { |
1224 | pTag = pProfile->FindTag(icSigMToB0Tag); |
1225 | } |
1226 | if (!pTag) { |
1227 | pTag = pProfile->FindTag(icSigMToB1Tag); |
1228 | } |
1229 | if (!pTag) { |
1230 | pTag = pProfile->FindTag(icSigMToB3Tag); |
1231 | if (pTag) { |
1232 | nTagIntent = icAbsoluteColorimetric; |
1233 | bAbsToRel = true; |
1234 | } |
1235 | } |
1236 | } |
1237 | |
1238 | //Unsupported elements cause fall back behavior |
1239 | if (pTag && !pTag->IsSupported()) |
1240 | pTag = NULL__null; |
1241 | } |
1242 | else if (pProfile->m_Header.deviceClass==icSigMaterialLinkClass) { |
1243 | bInput = false; |
1244 | nMCS = icFromMCS; |
1245 | pTag = pProfile->FindTag(icSigMToA0Tag); |
1246 | } |
1247 | if (pTag && pProfile->m_Header.mcs) { |
1248 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
1249 | } |
1250 | else |
1251 | rv = NULL__null; |
1252 | } |
1253 | break; |
1254 | |
1255 | } |
1256 | |
1257 | if (rv) { |
1258 | if (pPcc) |
1259 | rv->m_pConnectionConditions = pPcc; |
1260 | else |
1261 | rv->m_pConnectionConditions = pProfile; |
1262 | |
1263 | rv->SetParams(pProfile, bInput, nIntent, nTagIntent, bUseSpectralPCS, nInterp, pHintManager, bAbsToRel, nMCS); |
1264 | } |
1265 | |
1266 | return rv; |
1267 | } |
1268 | |
1269 | /** |
1270 | ************************************************************************** |
1271 | * Name: CIccXform::Create |
1272 | * |
1273 | * Purpose: |
1274 | * This is a static Creation function that creates derived CIccXform objects and |
1275 | * initializes them. |
1276 | * |
1277 | * Args: |
1278 | * pProfile = pointer to a CIccProfile object that will be owned by the transform. This object will |
1279 | * be destroyed when the returned CIccXform object is destroyed. The means that the CIccProfile |
1280 | * object needs to be allocated on the heap. |
1281 | * pTag = tag that specifies transform to use. It is assumed to use colorimetric PCS and have a lut type of icXformLutColor. |
1282 | * bInput = flag to indicate whether to use the input or output side of the profile, |
1283 | * nIntent = the rendering intent to apply to the profile, |
1284 | * nInterp = the interpolation algorithm to use for N-D luts. |
1285 | * pPcc = pointer to profile connection conditions to associate with transform |
1286 | * pHintManager = pointer to object that contains xform creation hints |
1287 | * |
1288 | * Return: |
1289 | * A suitable pXform object |
1290 | ************************************************************************** |
1291 | */ |
1292 | CIccXform *CIccXform::Create(CIccProfile *pProfile, |
1293 | CIccTag *pTag, |
1294 | bool bInput/* =true */, |
1295 | icRenderingIntent nIntent/* =icUnknownIntent */, |
1296 | icXformInterp nInterp/* =icInterpLinear */, |
1297 | IIccProfileConnectionConditions *pPcc/*=NULL*/, |
1298 | bool bUseSpectralPCS/* =false*/, |
1299 | CIccCreateXformHintManager *pHintManager/* =NULL */) |
1300 | { |
1301 | CIccXform *rv = NULL__null; |
1302 | icRenderingIntent nTagIntent = nIntent; |
1303 | bool bAbsToRel = false; |
1304 | bool bRelToAbs = false; |
1305 | icMCSConnectionType nMCS = icNoMCS; |
1306 | |
1307 | if (pProfile->m_Header.deviceClass == icSigColorEncodingClass) { |
1308 | return NULL__null; |
1309 | } |
1310 | |
1311 | if (pProfile->m_Header.deviceClass == icSigLinkClass/* && nIntent==icAbsoluteColorimetric*/) { |
1312 | nIntent = icPerceptual; |
1313 | } |
1314 | |
1315 | if (nTagIntent == icUnknownIntent((icRenderingIntent) 0x3f3f3f3f)) |
1316 | nTagIntent = icPerceptual; |
1317 | |
1318 | //Unsupported elements cause fall back behavior |
1319 | if (pTag && !pTag->IsSupported()) |
1320 | return NULL__null; |
1321 | |
1322 | if (bInput) { |
1323 | if (pTag->GetType() == icSigMultiProcessElementType) { |
1324 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
1325 | } |
1326 | else { |
1327 | switch (pProfile->m_Header.colorSpace) { |
1328 | case icSigXYZData: |
1329 | case icSigLabData: |
1330 | case icSigLuvData: |
1331 | case icSigYCbCrData: |
1332 | case icSigYxyData: |
1333 | case icSigRgbData: |
1334 | case icSigHsvData: |
1335 | case icSigHlsData: |
1336 | case icSigCmyData: |
1337 | case icSig3colorData: |
1338 | rv = CIccXformCreator::CreateXform(icXformType3DLut, pTag, pHintManager); |
1339 | break; |
1340 | |
1341 | case icSigCmykData: |
1342 | case icSig4colorData: |
1343 | rv = CIccXformCreator::CreateXform(icXformType4DLut, pTag, pHintManager); |
1344 | break; |
1345 | |
1346 | default: |
1347 | rv = CIccXformCreator::CreateXform(icXformTypeNDLut, pTag, pHintManager); |
1348 | break; |
1349 | } |
1350 | } |
1351 | } |
1352 | else { |
1353 | if (pTag->GetType() == icSigMultiProcessElementType) { |
1354 | rv = CIccXformCreator::CreateXform(icXformTypeMpe, pTag, pHintManager); |
1355 | } |
1356 | else { |
1357 | switch (pProfile->m_Header.pcs) { |
1358 | case icSigXYZData: |
1359 | case icSigLabData: |
1360 | rv = CIccXformCreator::CreateXform(icXformType3DLut, pTag, pHintManager); |
1361 | break; |
1362 | |
1363 | default: |
1364 | break; |
1365 | } |
1366 | } |
1367 | } |
1368 | |
1369 | if (rv) { |
1370 | if (pPcc) |
1371 | rv->m_pConnectionConditions = pPcc; |
1372 | else |
1373 | rv->m_pConnectionConditions = pProfile; |
1374 | |
1375 | rv->SetParams(pProfile, bInput, nIntent, nTagIntent, bUseSpectralPCS, nInterp, pHintManager, bAbsToRel, nMCS); |
1376 | } |
1377 | |
1378 | return rv; |
1379 | } |
1380 | |
1381 | /** |
1382 | ****************************************************************************** |
1383 | * Name: CIccXform::SetParams |
1384 | * |
1385 | * Purpose: |
1386 | * This is an accessor function to set private values. |
1387 | * |
1388 | * Args: |
1389 | * pProfile = pointer to profile associated with transform |
1390 | * bInput = indicates whether profile is input profile |
1391 | * nIntent = rendering intent to apply to the profile |
1392 | * nInterp = the interpolation algorithm to use for N-D luts |
1393 | ******************************************************************************/ |
1394 | void CIccXform::SetParams(CIccProfile *pProfile, bool bInput, icRenderingIntent nIntent, icRenderingIntent nTagIntent, |
1395 | bool bUseSpectralPCS, icXformInterp nInterp, CIccCreateXformHintManager *pHintManager/* =NULL */, |
1396 | bool bAbsToRel/*=false*/, icMCSConnectionType nMCS/*=icNoMCS*/) |
1397 | { |
1398 | m_pProfile = pProfile; |
1399 | m_bInput = bInput; |
1400 | m_nIntent = nIntent; |
1401 | m_nTagIntent = nTagIntent; |
1402 | m_nInterp = nInterp; |
1403 | m_pAdjustPCS = NULL__null; |
1404 | m_bUseSpectralPCS = bUseSpectralPCS; |
1405 | m_bAbsToRel = bAbsToRel; |
1406 | m_nMCS = nMCS; |
1407 | m_bLuminanceMatching = false; |
1408 | |
1409 | if (pHintManager) { |
1410 | IIccCreateXformHint *pHint=NULL__null; |
1411 | |
1412 | pHint = pHintManager->GetHint("CIccCreateAdjustPCSXformHint"); |
1413 | if (pHint) { |
1414 | CIccCreateAdjustPCSXformHint *pAdjustPCSHint = (CIccCreateAdjustPCSXformHint*)pHint; |
1415 | m_pAdjustPCS = pAdjustPCSHint->GetNewAdjustPCSXform(); |
1416 | } |
1417 | |
1418 | pHint = pHintManager->GetHint("CIccCreateCmmEnvVarXformHint"); |
1419 | if (pHint) { |
1420 | CIccCreateCmmEnvVarXformHint *pCmmEnvVarHint = (CIccCreateCmmEnvVarXformHint*)pHint; |
1421 | m_pCmmEnvVarLookup = pCmmEnvVarHint->GetNewCmmEnvVarLookup(); |
1422 | } |
1423 | |
1424 | pHint = pHintManager->GetHint("CIccLuminanceMatchingHint"); |
1425 | if (pHint) { |
1426 | m_bLuminanceMatching = true; |
1427 | } |
1428 | } |
1429 | } |
1430 | |
1431 | /** |
1432 | ************************************************************************** |
1433 | * Name: CIccXform::Create |
1434 | * |
1435 | * Purpose: |
1436 | * This is a static Creation function that creates derived CIccXform objects and |
1437 | * initializes them. |
1438 | * |
1439 | * Args: |
1440 | * Profile = reference to a CIccProfile object that will be used to create the transform. |
1441 | * A copy of the CIccProfile object will be created and passed to the pointer based Create(). |
1442 | * The copied object will be destroyed when the returned CIccXform object is destroyed. |
1443 | * bInput = flag to indicate whether to use the input or output side of the profile, |
1444 | * nIntent = the rendering intent to apply to the profile, |
1445 | * nInterp = the interpolation algorithm to use for N-D luts. |
1446 | * nLutType = selection of which transform lut to use |
1447 | * bUseD2BxB2DxTags = flag to indicate the use MPE flags if available |
1448 | * pHint = pointer to object passed to CIccXform creation functionality |
1449 | * |
1450 | * Return: |
1451 | * A suitable pXform object |
1452 | ************************************************************************** |
1453 | */ |
1454 | CIccXform *CIccXform::Create(CIccProfile &Profile, |
1455 | bool bInput/* =true */, |
1456 | icRenderingIntent nIntent/* =icUnknownIntent */, |
1457 | icXformInterp nInterp/* =icInterpLinear */, |
1458 | IIccProfileConnectionConditions *pPcc/*=NULL*/, |
1459 | icXformLutType nLutType/* =icXformLutColor */, |
1460 | bool bUseD2BxB2DxTags/* =true */, |
1461 | CIccCreateXformHintManager *pHintManager/* =NULL */) |
1462 | { |
1463 | CIccProfile *pProfile = new CIccProfile(Profile); |
1464 | CIccXform *pXform = Create(pProfile, bInput, nIntent, nInterp, pPcc, nLutType, bUseD2BxB2DxTags, pHintManager); |
1465 | |
1466 | if (!pXform) |
1467 | delete pProfile; |
1468 | |
1469 | return pXform; |
1470 | } |
1471 | |
1472 | |
1473 | /** |
1474 | ************************************************************************** |
1475 | * Name: CIccXform::Begin |
1476 | * |
1477 | * Purpose: |
1478 | * This function will be called before the xform is applied. Derived objects |
1479 | * should also call this base class function to initialize for Absolute Colorimetric |
1480 | * Intent handling which is performed through the use of the CheckSrcAbs and |
1481 | * CheckDstAbs functions. |
1482 | ************************************************************************** |
1483 | */ |
1484 | icStatusCMM CIccXform::Begin() |
1485 | { |
1486 | IIccProfileConnectionConditions *pCond = GetConnectionConditions(); |
1487 | |
1488 | icFloatNumber mediaXYZ[3]; |
1489 | icFloatNumber illumXYZ[3]; |
1490 | |
1491 | if (m_nIntent==icAbsoluteColorimetric) { |
1492 | if (pCond) { |
1493 | pCond->getMediaWhiteXYZ(mediaXYZ); |
1494 | |
1495 | m_MediaXYZ.X = icFtoF16(mediaXYZ[0]); |
1496 | m_MediaXYZ.Y = icFtoF16(mediaXYZ[1]); |
1497 | m_MediaXYZ.Z = icFtoF16(mediaXYZ[2]); |
1498 | } |
1499 | else { |
1500 | CIccTag *pTag = m_pProfile->FindTag(icSigMediaWhitePointTag); |
1501 | |
1502 | if (!pTag || pTag->GetType()!=icSigXYZType) |
1503 | return icCmmStatInvalidProfile; |
1504 | |
1505 | CIccTagXYZ *pXyzTag = (CIccTagXYZ*)pTag; |
1506 | |
1507 | m_MediaXYZ = (*pXyzTag)[0]; |
1508 | mediaXYZ[0] = icFtoD(m_MediaXYZ.X); |
1509 | mediaXYZ[1] = icFtoD(m_MediaXYZ.Y); |
1510 | mediaXYZ[2] = icFtoD(m_MediaXYZ.Z); |
1511 | } |
1512 | } |
1513 | |
1514 | icXYZNumber illXYZ; |
1515 | if (pCond) { |
1516 | pCond->getNormIlluminantXYZ(illumXYZ); |
1517 | illXYZ.X = icDtoF(illumXYZ[0]); |
1518 | illXYZ.Y = icDtoF(illumXYZ[1]); |
1519 | illXYZ.Z = icDtoF(illumXYZ[2]); |
1520 | } |
1521 | else { |
1522 | illXYZ = m_pProfile->m_Header.illuminant; |
1523 | illumXYZ[0] = icFtoD(illXYZ.X); |
1524 | illumXYZ[1] = icFtoD(illXYZ.Y); |
1525 | illumXYZ[2] = icFtoD(illXYZ.Z); |
1526 | } |
1527 | |
1528 | // set up for any needed PCS adjustment |
1529 | if (m_nIntent == icAbsoluteColorimetric && |
1530 | (m_MediaXYZ.X != illXYZ.X || |
1531 | m_MediaXYZ.Y != illXYZ.Y || |
1532 | m_MediaXYZ.Z != illXYZ.Z)) { |
1533 | |
1534 | icColorSpaceSignature Space = m_pProfile->m_Header.pcs; |
1535 | |
1536 | if (IsSpacePCS(Space)(((Space)==icSigXYZData || (Space)==icSigLabData) || IsSpaceSpectralPCS (Space))) { |
1537 | m_bAdjustPCS = true; // turn ON PCS adjustment |
1538 | |
1539 | // scale factors depend upon media white point |
1540 | // set up for input transform |
1541 | if (!m_bInput) { |
1542 | m_PCSScale[0] = illumXYZ[0] / mediaXYZ[0]; |
1543 | m_PCSScale[1] = illumXYZ[1] / mediaXYZ[1]; |
1544 | m_PCSScale[2] = illumXYZ[2] / mediaXYZ[2]; |
1545 | } |
1546 | else { |
1547 | m_PCSScale[0] = mediaXYZ[0] / illumXYZ[0]; |
1548 | m_PCSScale[1] = mediaXYZ[1] / illumXYZ[1]; |
1549 | m_PCSScale[2] = mediaXYZ[2] / illumXYZ[2]; |
1550 | |
1551 | } |
1552 | |
1553 | m_PCSOffset[0] = 0.0; |
1554 | m_PCSOffset[1] = 0.0; |
1555 | m_PCSOffset[2] = 0.0; |
1556 | } |
1557 | } |
1558 | else if (m_nIntent == icPerceptual && (IsVersion2() || !HasPerceptualHandling())) { |
1559 | icColorSpaceSignature Space = m_pProfile->m_Header.pcs; |
1560 | |
1561 | if (IsSpacePCS(Space)(((Space)==icSigXYZData || (Space)==icSigLabData) || IsSpaceSpectralPCS (Space)) && m_pProfile->m_Header.deviceClass!=icSigAbstractClass) { |
1562 | m_bAdjustPCS = true; // turn ON PCS adjustment |
1563 | |
1564 | // set up for input transform, which needs version 2 black point to version 4 |
1565 | m_PCSScale[0] = (icFloatNumber) (1.0 - icPerceptualRefBlackX0.00336 / icPerceptualRefWhiteX0.9642); // scale factors |
1566 | m_PCSScale[1] = (icFloatNumber) (1.0 - icPerceptualRefBlackY0.0034731 / icPerceptualRefWhiteY1.0000); |
1567 | m_PCSScale[2] = (icFloatNumber) (1.0 - icPerceptualRefBlackZ0.00287 / icPerceptualRefWhiteZ0.8249); |
1568 | |
1569 | m_PCSOffset[0] = (icFloatNumber) (icPerceptualRefBlackX0.00336 * 32768.0 / 65535.0); // offset factors |
1570 | m_PCSOffset[1] = (icFloatNumber) (icPerceptualRefBlackY0.0034731 * 32768.0 / 65535.0); |
1571 | m_PCSOffset[2] = (icFloatNumber) (icPerceptualRefBlackZ0.00287 * 32768.0 / 65535.0); |
1572 | |
1573 | if (!m_bInput) { // output transform must convert version 4 black point to version 2 |
1574 | m_PCSScale[0] = (icFloatNumber) 1.0 / m_PCSScale[0]; // invert scale factors |
1575 | m_PCSScale[1] = (icFloatNumber) 1.0 / m_PCSScale[1]; |
1576 | m_PCSScale[2] = (icFloatNumber) 1.0 / m_PCSScale[2]; |
1577 | |
1578 | m_PCSOffset[0] = - m_PCSOffset[0] * m_PCSScale[0]; // negate offset factors |
1579 | m_PCSOffset[1] = - m_PCSOffset[1] * m_PCSScale[1]; |
1580 | m_PCSOffset[2] = - m_PCSOffset[2] * m_PCSScale[2]; |
1581 | } |
1582 | } |
1583 | } |
1584 | |
1585 | |
1586 | if (m_pAdjustPCS) { |
1587 | CIccProfile ProfileCopy(*m_pProfile); |
1588 | |
1589 | // need to read in all the tags, so that a copy of the profile can be made |
1590 | if (!ProfileCopy.ReadTags(m_pProfile)) { |
1591 | return icCmmStatInvalidProfile; |
1592 | } |
1593 | |
1594 | if (!m_pAdjustPCS->CalcFactors(&ProfileCopy, this, m_PCSScale, m_PCSOffset)) { |
1595 | return icCmmStatIncorrectApply; |
1596 | } |
1597 | |
1598 | m_bAdjustPCS = true; |
1599 | delete m_pAdjustPCS; |
1600 | m_pAdjustPCS = NULL__null; |
1601 | } |
1602 | |
1603 | return icCmmStatOk; |
1604 | } |
1605 | |
1606 | /** |
1607 | ************************************************************************** |
1608 | * Name: CIccXform::GetNewApply |
1609 | * |
1610 | * Purpose: |
1611 | * This Factory function allocates data specific for the application of the xform. |
1612 | * This allows multiple threads to simultaneously use the same xform. |
1613 | ************************************************************************** |
1614 | */ |
1615 | CIccApplyXform *CIccXform::GetNewApply(icStatusCMM &status) |
1616 | { |
1617 | CIccApplyXform *rv = new CIccApplyXform(this); |
1618 | |
1619 | if (!rv) { |
1620 | status = icCmmStatAllocErr; |
1621 | return NULL__null; |
1622 | } |
1623 | |
1624 | status = icCmmStatOk; |
1625 | return rv; |
1626 | } |
1627 | |
1628 | /** |
1629 | ************************************************************************** |
1630 | * Name: CIccXform::AdjustPCS |
1631 | * |
1632 | * Purpose: |
1633 | * This function will take care of any PCS adjustments |
1634 | * needed by the xform (the PCS is always version 4 relative). |
1635 | * |
1636 | * Args: |
1637 | * DstPixel = Destination pixel where the result is stored, |
1638 | * SrcPixel = Source pixel which is to be applied. |
1639 | * |
1640 | ************************************************************************** |
1641 | */ |
1642 | void CIccXform::AdjustPCS(icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
1643 | { |
1644 | icColorSpaceSignature Space = m_pProfile->m_Header.pcs; |
1645 | |
1646 | if (Space==icSigLabData) { |
1647 | if (UseLegacyPCS()) { |
1648 | CIccPCS::Lab2ToXyz(DstPixel, SrcPixel, true); |
1649 | } |
1650 | else { |
1651 | CIccPCS::LabToXyz(DstPixel, SrcPixel, true); |
1652 | } |
1653 | } |
1654 | else { |
1655 | DstPixel[0] = SrcPixel[0]; |
1656 | DstPixel[1] = SrcPixel[1]; |
1657 | DstPixel[2] = SrcPixel[2]; |
1658 | } |
1659 | |
1660 | DstPixel[0] = DstPixel[0] * m_PCSScale[0] + m_PCSOffset[0]; |
1661 | DstPixel[1] = DstPixel[1] * m_PCSScale[1] + m_PCSOffset[1]; |
1662 | DstPixel[2] = DstPixel[2] * m_PCSScale[2] + m_PCSOffset[2]; |
1663 | |
1664 | if (Space==icSigLabData) { |
1665 | if (UseLegacyPCS()) { |
1666 | |
1667 | CIccPCS::XyzToLab2(DstPixel, DstPixel, true); |
1668 | } |
1669 | else { |
1670 | CIccPCS::XyzToLab(DstPixel, DstPixel, true); |
1671 | } |
1672 | } |
1673 | #ifndef SAMPLEICC_NOCLIPLABTOXYZ |
1674 | else { |
1675 | DstPixel[0] = CIccPCS::NegClip(DstPixel[0]); |
1676 | DstPixel[1] = CIccPCS::NegClip(DstPixel[1]); |
1677 | DstPixel[2] = CIccPCS::NegClip(DstPixel[2]); |
1678 | } |
1679 | #endif |
1680 | } |
1681 | |
1682 | /** |
1683 | ************************************************************************** |
1684 | * Name: CIccXform::CheckSrcAbs |
1685 | * |
1686 | * Purpose: |
1687 | * This function will be called by a derived CIccXform object's Apply() function |
1688 | * BEFORE the actual xform is performed to take care of Absolute to Relative |
1689 | * adjustments needed by the xform (IE the PCS is always version 4 relative). |
1690 | * |
1691 | * Args: |
1692 | * Pixel = src pixel data (will not be modified) |
1693 | * |
1694 | * Return: |
1695 | * returns Pixel or adjusted pixel data. |
1696 | ************************************************************************** |
1697 | */ |
1698 | const icFloatNumber *CIccXform::CheckSrcAbs(CIccApplyXform *pApply, const icFloatNumber *Pixel) const |
1699 | { |
1700 | if (m_bAdjustPCS && !m_bInput && m_bSrcPcsConversion) { |
1701 | icFloatNumber *pAbsLab = pApply->m_AbsLab; |
1702 | AdjustPCS(pAbsLab, Pixel); |
1703 | return pAbsLab; |
1704 | } |
1705 | |
1706 | return Pixel; |
1707 | } |
1708 | |
1709 | /** |
1710 | ************************************************************************** |
1711 | * Name: CIccXform::CheckDstAbs |
1712 | * |
1713 | * Purpose: |
1714 | * This function will be called by a derived CIccXform object's Apply() function |
1715 | * AFTER the actual xform is performed to take care of Absolute to Relative |
1716 | * adjustments needed by the xform (IE the PCS is always version 4 relative). |
1717 | * |
1718 | * Args: |
1719 | * Pixel = source pixel data which will be modified |
1720 | * |
1721 | ************************************************************************** |
1722 | */ |
1723 | void CIccXform::CheckDstAbs(icFloatNumber *Pixel) const |
1724 | { |
1725 | if (m_bAdjustPCS && m_bInput && m_bDstPcsConversion) { |
1726 | AdjustPCS(Pixel, Pixel); |
1727 | } |
1728 | } |
1729 | |
1730 | /** |
1731 | ************************************************************************** |
1732 | * Name: CIccXform::GetSrcSpace |
1733 | * |
1734 | * Purpose: |
1735 | * Return the color space that is input to the transform. |
1736 | * If a device space is either XYZ/Lab it is changed to dXYZ/dLab to avoid |
1737 | * confusion with PCS encoding of these spaces. Device encoding of XYZ |
1738 | * and Lab spaces left to the device. |
1739 | ************************************************************************** |
1740 | */ |
1741 | icColorSpaceSignature CIccXform::GetSrcSpace() const |
1742 | { |
1743 | icColorSpaceSignature rv; |
1744 | icProfileClassSignature deviceClass = m_pProfile->m_Header.deviceClass; |
1745 | |
1746 | if (m_bInput) { |
1747 | rv = m_pProfile->m_Header.colorSpace; |
1748 | |
1749 | if (deviceClass != icSigAbstractClass) { |
1750 | //convert signature to device colorspace signature (avoid confusion about encoding). |
1751 | if (rv==icSigXYZData) { |
1752 | rv = icSigDevXYZData((icColorSpaceSignature) 0x6458595A); |
1753 | } |
1754 | else if (rv==icSigLabData) { |
1755 | rv = icSigDevLabData((icColorSpaceSignature) 0x644C6162); |
1756 | } |
1757 | } |
1758 | } |
1759 | else if (!m_bUseSpectralPCS || !m_pProfile->m_Header.spectralPCS) { |
1760 | rv = m_pProfile->m_Header.pcs; |
1761 | } |
1762 | else { |
1763 | rv = icGetColorSpaceType(m_pProfile->m_Header.spectralPCS)((icColorSpaceSignature)(((icUInt32Number)m_pProfile->m_Header .spectralPCS)&0xffff0000)); |
1764 | } |
1765 | |
1766 | return rv; |
1767 | } |
1768 | |
1769 | /** |
1770 | ************************************************************************** |
1771 | * Name: CIccXform::GetNumSrcSamples |
1772 | * |
1773 | * Purpose: |
1774 | * Return the color space that is input to the transform. |
1775 | * If a device space is either XYZ/Lab it is changed to dXYZ/dLab to avoid |
1776 | * confusion with PCS encoding of these spaces. Device encoding of XYZ |
1777 | * and Lab spaces left to the device. |
1778 | ************************************************************************** |
1779 | */ |
1780 | icUInt16Number CIccXform::GetNumSrcSamples() const |
1781 | { |
1782 | icUInt16Number rv; |
1783 | |
1784 | if (m_nMCS==icFromMCS) { |
1785 | rv = (icUInt16Number)icGetSpaceSamples((icColorSpaceSignature)m_pProfile->m_Header.mcs); |
1786 | } |
1787 | else if (m_bInput) { |
1788 | rv = (icUInt16Number)icGetSpaceSamples(m_pProfile->m_Header.colorSpace); |
1789 | } |
1790 | else if (!m_bUseSpectralPCS || !m_pProfile->m_Header.spectralPCS) { |
1791 | rv = (icUInt16Number)icGetSpaceSamples(m_pProfile->m_Header.pcs); |
1792 | } |
1793 | else { |
1794 | rv = (icUInt16Number)icGetSpectralSpaceSamples(&m_pProfile->m_Header); |
1795 | } |
1796 | |
1797 | return rv; |
1798 | } |
1799 | |
1800 | /** |
1801 | ************************************************************************** |
1802 | * Name: CIccXform::GetDstSpace |
1803 | * |
1804 | * Purpose: |
1805 | * Return the color space that is output by the transform. |
1806 | * If a device space is either XYZ/Lab it is changed to dXYZ/dLab to avoid |
1807 | * confusion with PCS encoding of these spaces. Device encoding of XYZ |
1808 | * and Lab spaces left to the device. |
1809 | ************************************************************************** |
1810 | */ |
1811 | icColorSpaceSignature CIccXform::GetDstSpace() const |
1812 | { |
1813 | icColorSpaceSignature rv; |
1814 | icProfileClassSignature deviceClass = m_pProfile->m_Header.deviceClass; |
1815 | |
1816 | if (m_nMCS==icToMCS) { |
1817 | rv = (icColorSpaceSignature)m_pProfile->m_Header.mcs; |
1818 | } |
1819 | else if (m_bInput) { |
1820 | if (m_bUseSpectralPCS && m_pProfile->m_Header.spectralPCS) |
1821 | rv = icGetColorSpaceType(m_pProfile->m_Header.spectralPCS)((icColorSpaceSignature)(((icUInt32Number)m_pProfile->m_Header .spectralPCS)&0xffff0000)); |
1822 | else |
1823 | rv = m_pProfile->m_Header.pcs; |
1824 | } |
1825 | else { |
1826 | rv = m_pProfile->m_Header.colorSpace; |
1827 | |
1828 | //convert signature to device colorspace signature (avoid confusion about encoding). |
1829 | if (deviceClass != icSigAbstractClass) { |
1830 | if (rv==icSigXYZData) { |
1831 | rv = icSigDevXYZData((icColorSpaceSignature) 0x6458595A); |
1832 | } |
1833 | else if (rv==icSigLabData) { |
1834 | rv = icSigDevLabData((icColorSpaceSignature) 0x644C6162); |
1835 | } |
1836 | } |
1837 | } |
1838 | |
1839 | return rv; |
1840 | } |
1841 | |
1842 | /** |
1843 | ************************************************************************** |
1844 | * Name: CIccXform::GetNumDstSamples |
1845 | * |
1846 | * Purpose: |
1847 | * Return the color space that is input to the transform. |
1848 | * If a device space is either XYZ/Lab it is changed to dXYZ/dLab to avoid |
1849 | * confusion with PCS encoding of these spaces. Device encoding of XYZ |
1850 | * and Lab spaces left to the device. |
1851 | ************************************************************************** |
1852 | */ |
1853 | icUInt16Number CIccXform::GetNumDstSamples() const |
1854 | { |
1855 | icUInt16Number rv; |
1856 | |
1857 | if (m_nMCS==icToMCS) { |
1858 | rv = (icUInt16Number)icGetSpaceSamples((icColorSpaceSignature)m_pProfile->m_Header.mcs); |
1859 | } |
1860 | else if (!m_bInput) { |
1861 | rv = (icUInt16Number)icGetSpaceSamples(m_pProfile->m_Header.colorSpace); |
1862 | } |
1863 | else if (!m_bUseSpectralPCS || !m_pProfile->m_Header.spectralPCS) { |
1864 | rv = (icUInt16Number)icGetSpaceSamples(m_pProfile->m_Header.pcs); |
1865 | } |
1866 | else { |
1867 | rv = (icUInt16Number)icGetSpectralSpaceSamples(&m_pProfile->m_Header); |
1868 | } |
1869 | |
1870 | return rv; |
1871 | } |
1872 | |
1873 | |
1874 | /** |
1875 | ************************************************************************** |
1876 | * Name: CIccApplyXform::CIccApplyXform |
1877 | * |
1878 | * Purpose: |
1879 | * Constructor |
1880 | ************************************************************************** |
1881 | */ |
1882 | CIccApplyXform::CIccApplyXform(CIccXform *pXform) |
1883 | { |
1884 | m_pXform = pXform; |
1885 | } |
1886 | |
1887 | /** |
1888 | ************************************************************************** |
1889 | * Name: CIccApplyXform::CIccApplyXform |
1890 | * |
1891 | * Purpose: |
1892 | * Destructor |
1893 | ************************************************************************** |
1894 | */ |
1895 | CIccApplyXform::~CIccApplyXform() |
1896 | { |
1897 | } |
1898 | |
1899 | |
1900 | /** |
1901 | ************************************************************************** |
1902 | * Name: CIccApplyPcsXform::CIccApplyPcsXform |
1903 | * |
1904 | * Purpose: |
1905 | * Constructor |
1906 | ************************************************************************** |
1907 | */ |
1908 | CIccApplyPcsXform::CIccApplyPcsXform(CIccXform *pXform) : CIccApplyXform(pXform) |
1909 | { |
1910 | m_list = new CIccApplyPcsStepList(); |
1911 | m_temp1 = NULL__null; |
1912 | m_temp2 = NULL__null; |
1913 | } |
1914 | |
1915 | /** |
1916 | ************************************************************************** |
1917 | * Name: CIccApplyPcsXform::~CIccApplyPcsXform |
1918 | * |
1919 | * Purpose: |
1920 | * Destructor |
1921 | ************************************************************************** |
1922 | */ |
1923 | CIccApplyPcsXform::~CIccApplyPcsXform() |
1924 | { |
1925 | |
1926 | if (m_list) { |
1927 | CIccApplyPcsStepList::iterator i; |
1928 | for (i=m_list->begin(); i!=m_list->end(); i++) { |
1929 | if (i->ptr) |
1930 | delete i->ptr; |
1931 | } |
1932 | |
1933 | delete m_list; |
1934 | } |
1935 | |
1936 | if (m_temp1) |
1937 | delete m_temp1; |
1938 | if (m_temp2) |
1939 | delete m_temp2; |
1940 | } |
1941 | |
1942 | /** |
1943 | ************************************************************************** |
1944 | * Name: CIccApplyPcsXform::Init |
1945 | * |
1946 | * Purpose: |
1947 | * Initialize temporary variables used during pcs processing |
1948 | ************************************************************************** |
1949 | */ |
1950 | bool CIccApplyPcsXform::Init() |
1951 | { |
1952 | CIccPcsXform *pXform = (CIccPcsXform*)m_pXform; |
1953 | icUInt16Number nChan = pXform->MaxChannels(); |
1954 | |
1955 | if (nChan) { |
1956 | m_temp1 = new icFloatNumber[nChan]; |
1957 | m_temp2 = new icFloatNumber[nChan]; |
1958 | } |
1959 | |
1960 | return m_temp1!=NULL__null && m_temp2!=NULL__null; |
1961 | } |
1962 | |
1963 | |
1964 | void CIccApplyPcsXform::AppendApplyStep(CIccApplyPcsStep *pStep) |
1965 | { |
1966 | CIccApplyPcsStepPtr ptr; |
1967 | |
1968 | if (pStep && m_list) { |
1969 | ptr.ptr = pStep; |
1970 | m_list->push_back(ptr); |
1971 | } |
1972 | } |
1973 | |
1974 | |
1975 | /** |
1976 | ************************************************************************** |
1977 | * Name: CIccPcsXform::CIccPcsXform |
1978 | * |
1979 | * Purpose: |
1980 | * Constructor |
1981 | ************************************************************************** |
1982 | */ |
1983 | CIccPcsXform::CIccPcsXform() |
1984 | { |
1985 | m_list = new CIccPcsStepList(); |
1986 | |
1987 | m_srcSpace = icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f); |
1988 | m_nSrcSamples = 0; |
1989 | |
1990 | m_dstSpace = icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f); |
1991 | m_nDstSamples = 0; |
1992 | } |
1993 | |
1994 | /** |
1995 | ************************************************************************** |
1996 | * Name: CIccPcsXform::~CIccPcsXform |
1997 | * |
1998 | * Purpose: |
1999 | * Destructor |
2000 | ************************************************************************** |
2001 | */ |
2002 | CIccPcsXform::~CIccPcsXform() |
2003 | { |
2004 | if (m_list) { |
2005 | CIccPcsStepList::iterator step; |
2006 | for (step=m_list->begin(); step!=m_list->end(); step++) { |
2007 | if (step->ptr) { |
2008 | delete step->ptr; |
2009 | step->ptr = NULL__null; |
2010 | } |
2011 | } |
2012 | delete m_list; |
2013 | } |
2014 | } |
2015 | |
2016 | /** |
2017 | ************************************************************************** |
2018 | * Name: CIccPcsXform::Connect |
2019 | * |
2020 | * Purpose: |
2021 | * Insert PCS transform operations to perform PCS processing between |
2022 | * pFromXform and pToXform |
2023 | ************************************************************************** |
2024 | */ |
2025 | icStatusCMM CIccPcsXform::Connect(CIccXform *pFromXform, CIccXform *pToXform) |
2026 | { |
2027 | icStatusCMM stat; |
2028 | |
2029 | if (!pFromXform || !pToXform) |
2030 | return icCmmStatBadXform; |
2031 | |
2032 | if (pFromXform->IsMCS() && pToXform->IsMCS()) { |
2033 | CIccProfile *pFromProfile = pFromXform->GetProfilePtr(); |
2034 | CIccProfile *pToProfile = pToXform->GetProfilePtr(); |
2035 | |
2036 | if (!pFromProfile || !pToProfile) { |
2037 | return icCmmStatBadSpaceLink; |
2038 | } |
2039 | CIccTagArray *pFromChannels = (CIccTagArray*)(pFromProfile->FindTagOfType(icSigMaterialTypeArrayTag, icSigTagArrayType)); |
2040 | CIccTagArray *pToChannels = (CIccTagArray*)(pToProfile->FindTagOfType(icSigMaterialTypeArrayTag, icSigTagArrayType)); |
2041 | |
2042 | if (!pFromChannels || !pToChannels) { |
2043 | return icCmmStatBadSpaceLink; |
2044 | } |
2045 | if (pFromChannels->GetTagArrayType()!=icSigUtf8TextTypeArray || |
2046 | pToChannels->GetTagArrayType()!=icSigUtf8TextTypeArray || |
2047 | !pFromChannels->AreAllOfType(icSigUtf8TextType) || |
2048 | !pToChannels->AreAllOfType(icSigUtf8TextType)) { |
2049 | return icCmmStatBadSpaceLink; |
2050 | } |
2051 | |
2052 | m_nSrcSamples = pFromXform->GetNumDstSamples(); |
2053 | m_nDstSamples = pToXform->GetNumSrcSamples(); |
2054 | |
2055 | if (pFromChannels->GetSize() != m_nSrcSamples || pToChannels->GetSize() != m_nDstSamples) { |
2056 | return icCmmStatBadSpaceLink; |
2057 | } |
2058 | int i, j; |
2059 | |
2060 | if (pFromProfile->m_Header.flags&icMCSNeedsSubsetTrue0x00000004) { |
2061 | for (i=0; i<m_nSrcSamples; i++) { |
2062 | const icUChar *szSrcChan = ((CIccTagUtf8Text*)pFromChannels->GetIndex(i))->GetText(); |
2063 | for (j=0; j<m_nDstSamples; j++) { |
2064 | const icUChar *szDstChan = ((CIccTagUtf8Text*)pToChannels->GetIndex(i))->GetText(); |
2065 | if (!icUtf8StrCmp(szSrcChan, szDstChan)strcmp((const char*)szSrcChan, (const char*)szDstChan)) |
2066 | break; |
2067 | } |
2068 | if (j==m_nDstSamples) |
2069 | return icCmmStatBadMCSLink; |
2070 | } |
2071 | } |
2072 | |
2073 | if (pToProfile->m_Header.flags&icMCSNeedsSubsetTrue0x00000004) { |
2074 | for (i=0; i<m_nDstSamples; i++) { |
2075 | const icUChar *szDstChan = ((CIccTagUtf8Text*)pToChannels->GetIndex(i))->GetText(); |
2076 | for (j=0; j<m_nSrcSamples; j++) { |
2077 | const icUChar *szSrcChan = ((CIccTagUtf8Text*)pFromChannels->GetIndex(i))->GetText(); |
2078 | if (!icUtf8StrCmp(szSrcChan, szDstChan)strcmp((const char*)szSrcChan, (const char*)szDstChan)) |
2079 | break; |
2080 | } |
2081 | if (j==m_nSrcSamples) |
2082 | return icCmmStatBadMCSLink; |
2083 | } |
2084 | } |
2085 | CIccTag *pTag = pToProfile->FindTag(icSigMaterialDefaultValuesTag); |
2086 | CIccTagNumArray *pDefaults = NULL__null; |
2087 | if (pTag && pTag->IsNumArrayType()) { |
2088 | pDefaults = (CIccTagNumArray *)pTag; |
2089 | } |
2090 | |
2091 | pushRouteMcs(pFromChannels, pToChannels, pDefaults); |
2092 | } |
2093 | else { |
2094 | if (!pFromXform->IsInput() || (pToXform->IsInput() && !pToXform->IsAbstract())) { |
2095 | return icCmmStatBadSpaceLink; |
2096 | } |
2097 | |
2098 | m_srcSpace = pFromXform->GetDstSpace(); |
2099 | if (IsSpaceSpectralPCS(m_srcSpace)) |
2100 | m_srcSpace = icGetColorSpaceType(m_srcSpace)((icColorSpaceSignature)(((icUInt32Number)m_srcSpace)&0xffff0000 )); |
2101 | |
2102 | m_nSrcSamples = pFromXform->GetNumDstSamples(); |
2103 | |
2104 | m_dstSpace = pToXform->GetSrcSpace(); |
2105 | if (IsSpaceSpectralPCS(m_dstSpace)) |
2106 | m_dstSpace = icGetColorSpaceType(m_dstSpace)((icColorSpaceSignature)(((icUInt32Number)m_dstSpace)&0xffff0000 )); |
2107 | |
2108 | m_nDstSamples = pToXform->GetNumSrcSamples(); |
2109 | |
2110 | switch (m_srcSpace) { |
2111 | case icSigLabPcsDataicSigLabData: |
2112 | switch (m_dstSpace) { |
2113 | case icSigLabPcsDataicSigLabData: |
2114 | if (pFromXform->UseLegacyPCS()) |
2115 | pushLab2ToXyz(pFromXform->m_pConnectionConditions); |
2116 | else |
2117 | pushLabToXyz(pFromXform->m_pConnectionConditions); |
2118 | if (pFromXform->NeedAdjustPCS()) { |
2119 | pushScale3(pFromXform->m_PCSScale[0], pFromXform->m_PCSScale[1], pFromXform->m_PCSScale[2]); |
2120 | pushOffset3(pFromXform->m_PCSOffset[0], pFromXform->m_PCSOffset[1], pFromXform->m_PCSOffset[2]); |
2121 | } |
2122 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2123 | return stat; |
2124 | } |
2125 | if (pToXform->NeedAdjustPCS()) { |
2126 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2127 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2128 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2129 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2130 | } |
2131 | if (pToXform->UseLegacyPCS()) |
2132 | pushXyzToLab2(pToXform->m_pConnectionConditions); |
2133 | else |
2134 | pushXyzToLab(pToXform->m_pConnectionConditions); |
2135 | break; |
2136 | |
2137 | case icSigXYZPcsDataicSigXYZData: |
2138 | if (pFromXform->UseLegacyPCS()) |
2139 | pushLab2ToXyz(pFromXform->m_pConnectionConditions); |
2140 | else |
2141 | pushLabToXyz(pFromXform->m_pConnectionConditions); |
2142 | if (pFromXform->NeedAdjustPCS()) { |
2143 | pushScale3(pFromXform->m_PCSScale[0], pFromXform->m_PCSScale[1], pFromXform->m_PCSScale[2]); |
2144 | pushOffset3(pFromXform->m_PCSOffset[0], pFromXform->m_PCSOffset[1], pFromXform->m_PCSOffset[2]); |
2145 | } |
2146 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2147 | return stat; |
2148 | } |
2149 | if (pToXform->NeedAdjustPCS()) { |
2150 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2151 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2152 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2153 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2154 | } |
2155 | pushXyzToXyzIn(); |
2156 | break; |
2157 | |
2158 | case icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData): |
2159 | case icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData): |
2160 | case icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData): |
2161 | case icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData): |
2162 | case icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData): |
2163 | return icCmmStatUnsupportedPcsLink; |
2164 | } |
2165 | break; |
2166 | |
2167 | case icSigXYZPcsDataicSigXYZData: |
2168 | switch (m_dstSpace) { |
2169 | case icSigLabPcsDataicSigLabData: |
2170 | pushXyzInToXyz(); |
2171 | if (pFromXform->NeedAdjustPCS()) { |
2172 | pushScale3(pFromXform->m_PCSScale[0], pFromXform->m_PCSScale[1], pFromXform->m_PCSScale[2]); |
2173 | pushOffset3(pFromXform->m_PCSOffset[0], pFromXform->m_PCSOffset[1], pFromXform->m_PCSOffset[2]); |
2174 | } |
2175 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2176 | return stat; |
2177 | } |
2178 | if (pToXform->NeedAdjustPCS()) { |
2179 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2180 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2181 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2182 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2183 | } |
2184 | if (pToXform->UseLegacyPCS()) |
2185 | pushXyzToLab2(pToXform->m_pConnectionConditions); |
2186 | else |
2187 | pushXyzToLab(pToXform->m_pConnectionConditions); |
2188 | break; |
2189 | |
2190 | case icSigXYZPcsDataicSigXYZData: |
2191 | pushXyzInToXyz(); |
2192 | if (pFromXform->NeedAdjustPCS()) { |
2193 | pushScale3(pFromXform->m_PCSScale[0], pFromXform->m_PCSScale[1], pFromXform->m_PCSScale[2]); |
2194 | pushOffset3(pFromXform->m_PCSOffset[0], pFromXform->m_PCSOffset[1], pFromXform->m_PCSOffset[2]); |
2195 | } |
2196 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2197 | return stat; |
2198 | } |
2199 | if (pToXform->NeedAdjustPCS()) { |
2200 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2201 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2202 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2203 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2204 | } |
2205 | pushXyzToXyzIn(); |
2206 | break; |
2207 | |
2208 | case icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData): |
2209 | case icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData): |
2210 | case icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData): |
2211 | case icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData): |
2212 | case icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData): |
2213 | return icCmmStatUnsupportedPcsLink; |
2214 | } |
2215 | break; |
2216 | |
2217 | case icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData): |
2218 | case icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData): |
2219 | switch (m_dstSpace) { |
2220 | case icSigLabPcsDataicSigLabData: |
2221 | pushRef2Xyz(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions); |
2222 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2223 | return stat; |
2224 | } |
2225 | if (pToXform->NeedAdjustPCS()) { |
2226 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2227 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2228 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2229 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2230 | } |
2231 | if (pToXform->UseLegacyPCS()) |
2232 | pushXyzToLab2(pToXform->m_pConnectionConditions); |
2233 | else |
2234 | pushXyzToLab(pToXform->m_pConnectionConditions); |
2235 | break; |
2236 | |
2237 | case icSigXYZPcsDataicSigXYZData: |
2238 | pushRef2Xyz(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions); |
2239 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2240 | return stat; |
2241 | } |
2242 | if (pToXform->NeedAdjustPCS()) { |
2243 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2244 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2245 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2246 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2247 | } |
2248 | pushXyzToXyzIn(); |
2249 | break; |
2250 | |
2251 | case icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData): |
2252 | case icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData): |
2253 | pushSpecToRange(pFromXform->m_pProfile->m_Header.spectralRange, |
2254 | pToXform->m_pProfile->m_Header.spectralRange); |
2255 | break; |
2256 | |
2257 | case icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData): |
2258 | pushApplyIllum(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions); |
2259 | pushSpecToRange(pFromXform->m_pProfile->m_Header.spectralRange, |
2260 | pToXform->m_pProfile->m_Header.spectralRange); |
2261 | break; |
2262 | |
2263 | case icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData): |
2264 | case icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData): |
2265 | return icCmmStatUnsupportedPcsLink; |
2266 | } |
2267 | break; |
2268 | |
2269 | case icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData): { |
2270 | CIccProfile *pFromProfile = pFromXform->GetProfilePtr(); |
2271 | CIccProfile *pToProfile = pToXform->GetProfilePtr(); |
2272 | |
2273 | switch (m_dstSpace) { |
2274 | case icSigLabPcsDataicSigLabData: |
2275 | pushRad2Xyz(pFromProfile, pFromXform->m_pConnectionConditions, false); |
2276 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2277 | return stat; |
2278 | } |
2279 | if (pToXform->NeedAdjustPCS()) { |
2280 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2281 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2282 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2283 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2284 | } |
2285 | if (pToXform->UseLegacyPCS()) |
2286 | pushXyzToLab2(pToXform->m_pConnectionConditions); |
2287 | else |
2288 | pushXyzToLab(pToXform->m_pConnectionConditions); |
2289 | break; |
2290 | |
2291 | case icSigXYZPcsDataicSigXYZData: |
2292 | pushRad2Xyz(pFromProfile, pFromXform->m_pConnectionConditions, false); |
2293 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2294 | return stat; |
2295 | } |
2296 | if (pToXform->NeedAdjustPCS()) { |
2297 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2298 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2299 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2300 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2301 | } |
2302 | pushXyzToXyzIn(); |
2303 | break; |
2304 | |
2305 | case icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData): |
2306 | case icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData): |
2307 | return icCmmStatUnsupportedPcsLink; |
2308 | |
2309 | |
2310 | case icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData): |
2311 | pushSpecToRange(pFromXform->m_pProfile->m_Header.spectralRange, |
2312 | pToXform->m_pProfile->m_Header.spectralRange); |
2313 | break; |
2314 | |
2315 | case icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData): |
2316 | case icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData): |
2317 | return icCmmStatUnsupportedPcsLink; |
2318 | } |
2319 | } |
2320 | break; |
2321 | |
2322 | case icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData): |
2323 | case icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData): |
2324 | switch (m_dstSpace) { |
2325 | case icSigLabPcsDataicSigLabData: |
2326 | pushBiRef2Xyz(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions); |
2327 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2328 | return stat; |
2329 | } |
2330 | if (pToXform->NeedAdjustPCS()) { |
2331 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2332 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2333 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2334 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2335 | } |
2336 | if (pToXform->UseLegacyPCS()) |
2337 | pushXyzToLab2(pToXform->m_pConnectionConditions); |
2338 | else |
2339 | pushXyzToLab(pToXform->m_pConnectionConditions); |
2340 | break; |
2341 | |
2342 | case icSigXYZPcsDataicSigXYZData: |
2343 | if ((stat=pushBiRef2Xyz(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions))!=icCmmStatOk) { |
2344 | return stat; |
2345 | } |
2346 | if ((stat=pushXYZConvert(pFromXform, pToXform))!=icCmmStatOk) { |
2347 | return stat; |
2348 | } |
2349 | if (pToXform->NeedAdjustPCS()) { |
2350 | pushOffset3(pToXform->m_PCSOffset[0]/pToXform->m_PCSScale[0], |
2351 | pToXform->m_PCSOffset[1]/pToXform->m_PCSScale[1], |
2352 | pToXform->m_PCSOffset[2]/pToXform->m_PCSScale[2]); |
2353 | pushScale3(pToXform->m_PCSScale[0], pToXform->m_PCSScale[1], pToXform->m_PCSScale[2]); |
2354 | } |
2355 | pushXyzToXyzIn(); |
2356 | break; |
2357 | |
2358 | case icSigReflectanceSpectralPcsData((icColorSpaceSignature)icSigReflectanceSpectralData): |
2359 | case icSigTransmissionSpectralPcsData((icColorSpaceSignature)icSigTransmisionSpectralData): |
2360 | if ((stat=pushBiRef2Ref(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions))!=icCmmStatOk) { |
2361 | return stat; |
2362 | } |
2363 | pushSpecToRange(pFromXform->m_pProfile->m_Header.spectralRange, |
2364 | pToXform->m_pProfile->m_Header.spectralRange); |
2365 | break; |
2366 | |
2367 | case icSigRadiantSpectralPcsData((icColorSpaceSignature)icSigRadiantSpectralData): |
2368 | if ((stat=pushBiRef2Rad(pFromXform->m_pProfile, pFromXform->m_pConnectionConditions))!=icCmmStatOk) { |
2369 | return stat; |
2370 | } |
2371 | pushSpecToRange(pFromXform->m_pProfile->m_Header.spectralRange, |
2372 | pToXform->m_pProfile->m_Header.spectralRange); |
2373 | break; |
2374 | |
2375 | case icSigBiDirReflectanceSpectralPcsData((icColorSpaceSignature)icSigBiSpectralReflectanceData): |
2376 | if (icSameSpectralRange(pFromXform->m_pProfile->m_Header.spectralRange, pToXform->m_pProfile->m_Header.spectralRange) && |
2377 | icSameSpectralRange(pFromXform->m_pProfile->m_Header.biSpectralRange, pToXform->m_pProfile->m_Header.biSpectralRange)) |
2378 | break; |
2379 | else |
2380 | return icCmmStatUnsupportedPcsLink; |
2381 | |
2382 | case icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData): |
2383 | return icCmmStatUnsupportedPcsLink; |
2384 | } |
2385 | break; |
2386 | } |
2387 | } |
2388 | |
2389 | icStatusCMM rv = Optimize(); |
2390 | if (rv!=icCmmStatOk) |
2391 | return rv; |
2392 | |
2393 | if (m_list->begin()==m_list->end()) |
2394 | return icCmmStatIdentityXform; |
2395 | |
2396 | return icCmmStatOk; |
2397 | } |
2398 | |
2399 | |
2400 | /** |
2401 | ************************************************************************** |
2402 | * Name: CIccPcsXform::Optimize |
2403 | * |
2404 | * Purpose: |
2405 | * Analyzes and concatenates/removes transforms in pcs transformation chain |
2406 | ************************************************************************** |
2407 | */ |
2408 | icStatusCMM CIccPcsXform::Optimize() |
2409 | { |
2410 | if (!m_list) |
2411 | return icCmmStatBadXform; |
2412 | |
2413 | CIccPcsStepList steps = *m_list; |
2414 | CIccPcsStepList::iterator next, last; |
2415 | bool done=false; |
2416 | |
2417 | #if 0 |
2418 | std::string str; |
2419 | for (next = steps.begin(); next != steps.end(); next++) { |
2420 | next->ptr->dump(str); |
2421 | } |
2422 | printf("PCS_Steps:\r\n%s", str.c_str()); |
2423 | #endif |
2424 | |
2425 | while (!done) { |
2426 | CIccPcsStepList newSteps; |
2427 | CIccPcsStepPtr ptr; |
2428 | |
2429 | done = true; |
2430 | |
2431 | next = steps.begin(); |
2432 | if (next==steps.end()) { |
2433 | *m_list = steps; |
2434 | return icCmmStatIdentityXform; |
2435 | } |
2436 | last = next; |
2437 | next++; |
2438 | |
2439 | ptr.ptr = last->ptr; |
2440 | |
2441 | for (;next!=steps.end(); next++) { |
2442 | CIccPcsStep *pStep = ptr.ptr->concat(next->ptr); |
2443 | |
2444 | if (pStep) { |
2445 | done = false; |
2446 | |
2447 | delete ptr.ptr; |
2448 | delete next->ptr; |
2449 | ptr.ptr = pStep; |
2450 | } |
2451 | else { |
2452 | if (!ptr.ptr->isIdentity()) { |
2453 | newSteps.push_back(ptr); |
2454 | } |
2455 | ptr.ptr = next->ptr; |
2456 | } |
2457 | } |
2458 | if (!ptr.ptr->isIdentity()) { |
2459 | newSteps.push_back(ptr); |
2460 | } |
2461 | |
2462 | steps = newSteps; |
2463 | |
2464 | // for (next=steps.begin(); next!=steps.end(); next++) { |
2465 | // ptr.ptr = next->ptr; |
2466 | // done = true; |
2467 | // } |
2468 | |
2469 | } |
2470 | |
2471 | if (!steps.empty()) { |
2472 | CIccPcsStepList newSteps; |
2473 | CIccPcsStepPtr ptr; |
2474 | |
2475 | for (next=steps.begin(); next != steps.end(); next++) { |
2476 | ptr.ptr = next->ptr->reduce(); |
2477 | if (ptr.ptr != next->ptr) |
2478 | delete next->ptr; |
2479 | newSteps.push_back(ptr); |
2480 | } |
2481 | steps = newSteps; |
2482 | } |
2483 | |
2484 | *m_list = steps; |
2485 | |
2486 | return icCmmStatOk; |
2487 | } |
2488 | |
2489 | |
2490 | /** |
2491 | ************************************************************************** |
2492 | * Name: CIccPcsXform::GetNewApply |
2493 | * |
2494 | * Purpose: |
2495 | * Allocates a CIccApplyXform based object that can store local data for |
2496 | * processing (needed by CIccPcsStepMpe). |
2497 | ************************************************************************** |
2498 | */ |
2499 | CIccApplyXform *CIccPcsXform::GetNewApply(icStatusCMM &status) |
2500 | { |
2501 | CIccApplyPcsXform *pNew = new CIccApplyPcsXform(this); |
2502 | |
2503 | if (pNew) { |
2504 | if (!pNew->Init()) { |
2505 | delete pNew; |
2506 | status = icCmmStatAllocErr; |
2507 | return NULL__null; |
2508 | } |
2509 | } |
2510 | else { |
2511 | status = icCmmStatAllocErr; |
2512 | return NULL__null; |
2513 | } |
2514 | |
2515 | CIccPcsStepList::iterator i; |
2516 | CIccApplyPcsStep *pStep; |
2517 | |
2518 | for (i=m_list->begin(); i!=m_list->end(); i++) { |
2519 | pStep = i->ptr->GetNewApply(); |
2520 | if (!pStep || status != icCmmStatOk) { |
2521 | delete pNew; |
2522 | return NULL__null; |
2523 | } |
2524 | pNew->AppendApplyStep(pStep); |
2525 | } |
2526 | |
2527 | return pNew; |
2528 | } |
2529 | |
2530 | |
2531 | /** |
2532 | ************************************************************************** |
2533 | * Name: CIccPcsXform::MaxChannels |
2534 | * |
2535 | * Purpose: |
2536 | * Returns the maximum number of channels used by PCS xform steps |
2537 | ************************************************************************** |
2538 | */ |
2539 | icUInt16Number CIccPcsXform::MaxChannels() |
2540 | { |
2541 | icUInt16Number nMax = 0; |
2542 | CIccPcsStepList::const_iterator s = m_list->begin(); |
2543 | if (s==m_list->end()) |
2544 | return nMax; |
2545 | nMax = s->ptr->GetDstChannels(); |
2546 | s++; |
2547 | for (; s!= m_list->end(); s++) { |
2548 | if (s->ptr->GetSrcChannels()>nMax) |
2549 | nMax = s->ptr->GetSrcChannels(); |
2550 | } |
2551 | return nMax; |
2552 | } |
2553 | |
2554 | /** |
2555 | ************************************************************************** |
2556 | * Name: CIccPcsXform::pushRouteMcs |
2557 | * |
2558 | * Purpose: |
2559 | * Insert PCS step that routes MCS channel data from one profile to another |
2560 | ************************************************************************** |
2561 | */ |
2562 | void CIccPcsXform::pushRouteMcs(CIccTagArray *pSrcChannels, CIccTagArray *pDstChannels, CIccTagNumArray *pDefaults) |
2563 | { |
2564 | CIccPcsStepPtr ptr; |
2565 | |
2566 | ptr.ptr = new CIccPcsStepRouteMcs(pSrcChannels, pDstChannels, pDefaults); |
2567 | m_list->push_back(ptr); |
2568 | } |
2569 | |
2570 | |
2571 | /** |
2572 | ************************************************************************** |
2573 | * Name: CIccPcsXform::pushLab2ToXyz |
2574 | * |
2575 | * Purpose: |
2576 | * Insert PCS step that converts from V2 Lab internal to actual XYZ |
2577 | ************************************************************************** |
2578 | */ |
2579 | void CIccPcsXform::pushLab2ToXyz( IIccProfileConnectionConditions *pPCC) |
2580 | { |
2581 | icFloatNumber xyzWhite[3]; |
2582 | pPCC->getNormIlluminantXYZ(xyzWhite); |
2583 | |
2584 | CIccPcsStepPtr ptr; |
2585 | |
2586 | ptr.ptr = new CIccPcsStepLab2ToXYZ(xyzWhite); |
2587 | m_list->push_back(ptr); |
2588 | } |
2589 | |
2590 | |
2591 | /** |
2592 | ************************************************************************** |
2593 | * Name: CIccPcsXform::pushXyzToLab2 |
2594 | * |
2595 | * Purpose: |
2596 | * Insert PCS step that converts from actual XYZ to V2 Lab internal |
2597 | ************************************************************************** |
2598 | */ |
2599 | void CIccPcsXform::pushXyzToLab2(IIccProfileConnectionConditions *pPCC) |
2600 | { |
2601 | icFloatNumber xyzWhite[3]; |
2602 | pPCC->getNormIlluminantXYZ(xyzWhite); |
2603 | |
2604 | CIccPcsStepPtr ptr; |
2605 | |
2606 | ptr.ptr = new CIccPcsStepXYZToLab2(xyzWhite); |
2607 | m_list->push_back(ptr); |
2608 | } |
2609 | |
2610 | |
2611 | /** |
2612 | ************************************************************************** |
2613 | * Name: CIccPcsXform::pushLabToXyz |
2614 | * |
2615 | * Purpose: |
2616 | * Insert PCS step that converts from V4 Lab internal to actual XYZ |
2617 | ************************************************************************** |
2618 | */ |
2619 | void CIccPcsXform::pushLabToXyz(IIccProfileConnectionConditions *pPCC) |
2620 | { |
2621 | icFloatNumber xyzWhite[3]; |
2622 | pPCC->getNormIlluminantXYZ(xyzWhite); |
2623 | |
2624 | CIccPcsStepPtr ptr; |
2625 | |
2626 | ptr.ptr = new CIccPcsStepLabToXYZ(xyzWhite); |
2627 | m_list->push_back(ptr); |
2628 | } |
2629 | |
2630 | |
2631 | /** |
2632 | ************************************************************************** |
2633 | * Name: CIccPcsXform::pushXyzToLab |
2634 | * |
2635 | * Purpose: |
2636 | * Insert PCS step that converts from actual XYZ to V4 Lab internal |
2637 | ************************************************************************** |
2638 | */ |
2639 | void CIccPcsXform::pushXyzToLab( IIccProfileConnectionConditions *pPCC) |
2640 | { |
2641 | icFloatNumber xyzWhite[3]; |
2642 | pPCC->getNormIlluminantXYZ(xyzWhite); |
2643 | |
2644 | CIccPcsStepPtr ptr; |
2645 | |
2646 | ptr.ptr = new CIccPcsStepXYZToLab(xyzWhite); |
2647 | m_list->push_back(ptr); |
2648 | } |
2649 | |
2650 | /** |
2651 | ************************************************************************** |
2652 | * Name: CIccPcsXform::pushScale3 |
2653 | * |
2654 | * Purpose: |
2655 | * Insert PCS step that individually scaled three channels (conceptually |
2656 | * equivalent to inserting a 3x3 diagonal matrix). |
2657 | ************************************************************************** |
2658 | */ |
2659 | void CIccPcsXform::pushScale3(icFloatNumber v1, icFloatNumber v2, icFloatNumber v3) |
2660 | { |
2661 | CIccPcsStepScale *scale; |
2662 | CIccPcsStepPtr ptr; |
2663 | |
2664 | scale = new CIccPcsStepScale(3); |
2665 | icFloatNumber *data = scale->data(); |
2666 | data[0] = v1; |
2667 | data[1] = v2; |
2668 | data[2] = v3; |
2669 | |
2670 | ptr.ptr = scale; |
2671 | m_list->push_back(ptr); |
2672 | } |
2673 | |
2674 | /** |
2675 | ************************************************************************** |
2676 | * Name: CIccPcsXform::pushXyzToXyzIn |
2677 | * |
2678 | * Purpose: |
2679 | * Insert PCS step that converts from actual XYZ to internal XYZ |
2680 | ************************************************************************** |
2681 | */ |
2682 | void CIccPcsXform::pushXyzToXyzIn() |
2683 | { |
2684 | icFloatNumber scale = (icFloatNumber) (32768.0 / 65535.0); |
2685 | pushScale3(scale, scale, scale); |
2686 | } |
2687 | |
2688 | |
2689 | /** |
2690 | ************************************************************************** |
2691 | * Name: CIccPcsXform::pushXyzInToXyz |
2692 | * |
2693 | * Purpose: |
2694 | * Insert PCS step that converts from internal XYZ to actual XYZ |
2695 | ************************************************************************** |
2696 | */ |
2697 | void CIccPcsXform::pushXyzInToXyz() |
2698 | { |
2699 | icFloatNumber scale = (icFloatNumber) (65535.0 / 32768.0); |
2700 | return pushScale3(scale, scale, scale); |
2701 | } |
2702 | |
2703 | |
2704 | /** |
2705 | ************************************************************************** |
2706 | * Name: CIccPcsXform::pushXyzToXyzLum |
2707 | * |
2708 | * Purpose: |
2709 | * Insert PCS step that converts from normalized XYZ to XYZ Luminance |
2710 | ************************************************************************** |
2711 | */ |
2712 | void CIccPcsXform::pushXyzToXyzLum(IIccProfileConnectionConditions *pPCC) |
2713 | { |
2714 | icFloatNumber XYZLum[3]; |
2715 | pPCC->getLumIlluminantXYZ(&XYZLum[0]); |
2716 | |
2717 | icFloatNumber scale = XYZLum[1]; |
2718 | |
2719 | return pushScale3(scale, scale, scale); |
2720 | } |
2721 | |
2722 | |
2723 | /** |
2724 | ************************************************************************** |
2725 | * Name: CIccPcsXform::pushXyzLumToXyz |
2726 | * |
2727 | * Purpose: |
2728 | * Insert PCS step that converts from XYZ Luminance to normalized XYZ |
2729 | ************************************************************************** |
2730 | */ |
2731 | void CIccPcsXform::pushXyzLumToXyz(IIccProfileConnectionConditions *pPCC) |
2732 | { |
2733 | icFloatNumber XYZLum[3]; |
2734 | pPCC->getLumIlluminantXYZ(&XYZLum[0]); |
2735 | |
2736 | icFloatNumber scale = 1.0f / XYZLum[1]; |
2737 | |
2738 | return pushScale3(scale, scale, scale); |
2739 | } |
2740 | |
2741 | |
2742 | /** |
2743 | ************************************************************************** |
2744 | * Name: CIccPcsXform::pushXyzToXyzIn |
2745 | * |
2746 | * Purpose: |
2747 | * Insert PCS step that adds an offset to 3 channels. If bConvertIntXyzOffset |
2748 | * is true the the offset is assumed to be in Internal XYZ format and |
2749 | * will be converted to be an actual XYZ offset. |
2750 | ************************************************************************** |
2751 | */ |
2752 | void CIccPcsXform::pushOffset3(icFloatNumber v1, icFloatNumber v2, icFloatNumber v3, bool bConvertIntXyzOffset/*=true*/) |
2753 | { |
2754 | CIccPcsStepOffset *offset; |
2755 | CIccPcsStepPtr ptr; |
2756 | |
2757 | offset = new CIccPcsStepOffset(3); |
2758 | icFloatNumber *data = offset->data(); |
2759 | if (bConvertIntXyzOffset) { |
2760 | data[0] = v1*65535.0f/32768.0f; |
2761 | data[1] = v2*65535.0f/32768.0f; |
2762 | data[2] = v3*65535.0f/32768.0f; |
2763 | } |
2764 | else { |
2765 | data[0] = v1; |
2766 | data[1] = v2; |
2767 | data[2] = v3; |
2768 | } |
2769 | |
2770 | ptr.ptr = offset; |
2771 | m_list->push_back(ptr); |
2772 | } |
2773 | |
2774 | |
2775 | /** |
2776 | ************************************************************************** |
2777 | * Name: CIccPcsXform::pushScale |
2778 | * |
2779 | * Purpose: |
2780 | * Insert PCS step that individually n channels (conceptually |
2781 | * equivalent to inserting a nxn diagonal matrix). |
2782 | ************************************************************************** |
2783 | */ |
2784 | void CIccPcsXform::pushScale(icUInt16Number n, const icFloatNumber *vals) |
2785 | { |
2786 | CIccPcsStepScale *scale = new CIccPcsStepScale(n); |
2787 | memcpy(scale->data(), vals, n*sizeof(icFloatNumber)); |
2788 | |
2789 | CIccPcsStepPtr ptr; |
2790 | ptr.ptr = scale; |
2791 | m_list->push_back(ptr); |
2792 | } |
2793 | |
2794 | |
2795 | /** |
2796 | ************************************************************************** |
2797 | * Name: CIccPcsXform::pushMatrix |
2798 | * |
2799 | * Purpose: |
2800 | * Insert PCS step defined by a nRows x nCols matrix with specified vals |
2801 | ************************************************************************** |
2802 | */ |
2803 | void CIccPcsXform::pushMatrix(icUInt16Number nRows, icUInt16Number nCols, const icFloatNumber *vals) |
2804 | { |
2805 | CIccPcsStepMatrix *mtx = new CIccPcsStepMatrix(nRows, nCols); |
2806 | memcpy(mtx->entry(0), vals, nRows*nCols*sizeof(icFloatNumber)); |
2807 | |
2808 | CIccPcsStepPtr ptr; |
2809 | ptr.ptr = mtx; |
2810 | m_list->push_back(ptr); |
2811 | } |
2812 | |
2813 | |
2814 | /** |
2815 | ************************************************************************** |
2816 | * Name: CIccPcsXform::pushXYZConvert |
2817 | * |
2818 | * Purpose: |
2819 | * Insert PCS step that converts from source XYZ colorimetry to dest XYZ |
2820 | * colorimetry accounting for possible changes in illuminant and/or observer. |
2821 | * Luminance matching is also accounted for. |
2822 | ************************************************************************** |
2823 | */ |
2824 | icStatusCMM CIccPcsXform::pushXYZConvert(CIccXform *pFromXform, CIccXform *pToXform) |
2825 | { |
2826 | IIccProfileConnectionConditions *pSrcPcc = pFromXform->GetConnectionConditions(); |
2827 | IIccProfileConnectionConditions *pDstPcc = pToXform->GetConnectionConditions(); |
2828 | |
2829 | if (!pSrcPcc || !pDstPcc) |
2830 | return icCmmStatBadConnection; |
2831 | |
2832 | //If source and dest observer and illuminant are same then no transform is needed |
2833 | if (pSrcPcc->isEquivalentPcc(*pDstPcc)) { |
2834 | return icCmmStatOk; |
2835 | } |
2836 | |
2837 | CIccPcsStepPtr ptr; |
2838 | |
2839 | if (!pSrcPcc->isStandardPcc()) { |
2840 | |
2841 | CIccTagMultiProcessElement *pMpe = pSrcPcc->getCustomToStandardPcc(); |
2842 | |
2843 | if (!pMpe || pMpe->NumInputChannels()!=3 || pMpe->NumOutputChannels()!=3) |
2844 | return icCmmStatBadSpaceLink; |
2845 | |
2846 | ptr.ptr = NULL__null; |
2847 | |
2848 | //push single matrix element as a CIccPcsStepMatrix so it can be optimized |
2849 | if (pMpe->NumElements()==1) { |
2850 | CIccMultiProcessElement *pElem = pMpe->GetElement(0); |
2851 | if (pElem) { |
2852 | if (pElem->GetType()==icSigMatrixElemType) { |
2853 | CIccMpeMatrix *pMatElem = (CIccMpeMatrix*)pElem; |
2854 | |
2855 | icFloatNumber *pMat = pMatElem->GetMatrix(); |
2856 | icFloatNumber *pOffset = pMatElem->GetConstants(); |
2857 | |
2858 | if (pMat && (!pOffset || (pOffset[0]==0.0 && pOffset[1]==0.0 && pOffset[2]==0.0))) { |
2859 | CIccPcsStepMatrix *pStepMtx = new CIccPcsStepMatrix(3, 3); |
2860 | |
2861 | if (pStepMtx ) { |
2862 | memcpy(pStepMtx->entry(0,0), pMat, 9*sizeof(icFloatNumber)); |
2863 | } |
2864 | ptr.ptr = pStepMtx; |
2865 | } |
2866 | } |
2867 | } |
2868 | } |
2869 | |
2870 | if (!ptr.ptr) { |
2871 | CIccPcsStepMpe *pStepMpe = new CIccPcsStepMpe((CIccTagMultiProcessElement*)pMpe->NewCopy()); |
2872 | |
2873 | if (!pStepMpe) |
2874 | return icCmmStatAllocErr; |
2875 | |
2876 | if (!pStepMpe->Begin()) { |
2877 | delete pStepMpe; |
2878 | return icCmmStatBadConnection; |
2879 | } |
2880 | |
2881 | ptr.ptr = pStepMpe; |
2882 | } |
2883 | |
2884 | m_list->push_back(ptr); |
2885 | } |
2886 | |
2887 | if (!pDstPcc->isStandardPcc()) { |
2888 | |
2889 | CIccTagMultiProcessElement *pMpe = pDstPcc->getStandardToCustomPcc(); |
2890 | |
2891 | if (!pMpe || pMpe->NumInputChannels()!=3 || pMpe->NumOutputChannels()!=3) |
2892 | return icCmmStatBadSpaceLink; |
2893 | |
2894 | ptr.ptr = NULL__null; |
2895 | |
2896 | //push single matrix element as a CIccPcsStepMatrix so it can be optimized |
2897 | if (pMpe->NumElements()==1) { |
2898 | CIccMultiProcessElement *pElem = pMpe->GetElement(0); |
2899 | if (pElem) { |
2900 | if (pElem->GetType()==icSigMatrixElemType) { |
2901 | CIccMpeMatrix *pMatElem = (CIccMpeMatrix*)pElem; |
2902 | |
2903 | icFloatNumber *pMat = pMatElem->GetMatrix(); |
2904 | icFloatNumber *pOffset = pMatElem->GetConstants(); |
2905 | |
2906 | if (pMat && (!pOffset || (pOffset[0]==0.0 && pOffset[1]==0.0 && pOffset[2]==0.0))) { |
2907 | CIccPcsStepMatrix *pStepMtx = new CIccPcsStepMatrix(3, 3); |
2908 | |
2909 | if (pStepMtx ) { |
2910 | memcpy(pStepMtx->entry(0,0), pMat, 9*sizeof(icFloatNumber)); |
2911 | } |
2912 | ptr.ptr = pStepMtx; |
2913 | } |
2914 | } |
2915 | } |
2916 | } |
2917 | |
2918 | if (!ptr.ptr) { |
2919 | CIccPcsStepMpe *pStepMpe = new CIccPcsStepMpe((CIccTagMultiProcessElement*)pMpe->NewCopy()); |
2920 | |
2921 | if (!pStepMpe) |
2922 | return icCmmStatAllocErr; |
2923 | |
2924 | if (!pStepMpe->Begin()) { |
2925 | delete pStepMpe; |
2926 | return icCmmStatBadConnection; |
2927 | } |
2928 | |
2929 | ptr.ptr = pStepMpe; |
2930 | } |
2931 | |
2932 | m_list->push_back(ptr); |
2933 | } |
2934 | |
2935 | if (pFromXform->LuminanceMatching()) { |
2936 | pushXyzToXyzLum(pSrcPcc); |
2937 | } |
2938 | if (pToXform->LuminanceMatching()) { |
2939 | pushXyzLumToXyz(pDstPcc); |
2940 | } |
2941 | |
2942 | return icCmmStatOk; |
2943 | } |
2944 | |
2945 | void CIccPcsXform::pushXYZNormalize(IIccProfileConnectionConditions *pPcc, const icSpectralRange &srcRange, const icSpectralRange &dstRange) |
2946 | { |
2947 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
2948 | CIccPcsXform tmp; |
2949 | |
2950 | icSpectralRange illuminantRange; |
2951 | const icFloatNumber *illuminant = pView->getIlluminant(illuminantRange); |
2952 | |
2953 | icSpectralRange observerRange; |
2954 | const icFloatNumber *observer = pView->getObserver(observerRange); |
2955 | |
2956 | //make sure illuminant goes through identical conversion steps |
2957 | if (!icSameSpectralRange(srcRange, illuminantRange) || !icSameSpectralRange(dstRange, illuminantRange)) { |
2958 | tmp.pushSpecToRange(illuminantRange, srcRange); |
2959 | tmp.pushSpecToRange(srcRange, dstRange); |
2960 | tmp.pushSpecToRange(dstRange, observerRange); |
2961 | } |
2962 | else { |
2963 | tmp.pushSpecToRange(illuminantRange, observerRange); |
2964 | } |
2965 | tmp.pushMatrix(3, observerRange.steps, observer); |
2966 | |
2967 | icStatusCMM stat=icCmmStatOk; |
2968 | CIccApplyXform *pApply = tmp.GetNewApply(stat); |
2969 | if (pApply) { |
2970 | icFloatNumber xyz[3], normxyz[3], pccxyz[3]; |
2971 | |
2972 | //Get absolute xyz for illuminant and observer |
2973 | tmp.Apply(pApply, xyz, illuminant); |
2974 | |
2975 | //calculate normalized XYZ |
2976 | normxyz[0] = xyz[0] / xyz[1]; |
2977 | normxyz[1] = xyz[1] / xyz[1]; |
2978 | normxyz[2] = xyz[2] / xyz[1]; |
2979 | |
2980 | //get desired XYZ from pcc (might be slightly different from calculated normxyz) |
2981 | pPcc->getNormIlluminantXYZ(pccxyz); |
2982 | |
2983 | #if 1 |
2984 | //push scale factor to normalize XYZ values and correct for difference between calculated and desired XYZ |
2985 | pushScale3(pccxyz[0] / (normxyz[0] * xyz[1]), |
2986 | pccxyz[1] / (normxyz[1] * xyz[1]), |
2987 | pccxyz[2] / (normxyz[2] * xyz[1])); |
2988 | #else |
2989 | pushScale3(1.0f/xyz[1], 1.0f/xyz[1], 1.0f/xyz[1]); |
2990 | #endif |
2991 | |
2992 | delete pApply; |
2993 | } |
2994 | } |
2995 | |
2996 | /** |
2997 | ************************************************************************** |
2998 | * Name: CIccPcsXform::pushRef2Xyz |
2999 | * |
3000 | * Purpose: |
3001 | * Insert PCS step that convert reflectance to XYZ colorimetry defined by the |
3002 | * observer and illuminant accessed through the Profile Connections Conditions |
3003 | * handle pPcc. |
3004 | ************************************************************************** |
3005 | */ |
3006 | void CIccPcsXform::pushRef2Xyz(CIccProfile *pProfile, IIccProfileConnectionConditions *pPcc) |
3007 | { |
3008 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
3009 | |
3010 | if (pView) { |
3011 | icSpectralRange illuminantRange; |
3012 | const icFloatNumber *illuminant = pView->getIlluminant(illuminantRange); |
3013 | |
3014 | icSpectralRange observerRange; |
3015 | const icFloatNumber *observer = pView->getObserver(observerRange); |
3016 | |
3017 | pushSpecToRange(pProfile->m_Header.spectralRange, illuminantRange); |
3018 | pushScale(illuminantRange.steps, illuminant); |
3019 | pushSpecToRange(illuminantRange, observerRange); |
3020 | pushMatrix(3, observerRange.steps, observer); |
3021 | |
3022 | pushXYZNormalize(pPcc, illuminantRange, illuminantRange); |
3023 | } |
3024 | } |
3025 | |
3026 | |
3027 | /** |
3028 | ************************************************************************** |
3029 | * Name: CIccPcsXform::rangeMap |
3030 | * |
3031 | * Purpose: |
3032 | * This helper function generates a PCS step matrix that can be used to convert |
3033 | * spectral vectors from one spectral range to another using linear interpolation. |
3034 | ************************************************************************** |
3035 | */ |
3036 | CIccPcsStepMatrix *CIccPcsXform::rangeMap(const icSpectralRange &srcRange, const icSpectralRange &dstRange) |
3037 | { |
3038 | if (srcRange.steps != dstRange.steps || |
3039 | srcRange.start != dstRange.start || |
3040 | srcRange.end != dstRange.end) { |
3041 | CIccPcsStepMatrix *mtx = new CIccPcsStepMatrix(dstRange.steps, srcRange.steps); |
3042 | if (!mtx->SetRange(srcRange, dstRange)) |
3043 | { |
3044 | delete mtx; |
3045 | return NULL__null; |
3046 | } |
3047 | return mtx; |
3048 | } |
3049 | |
3050 | return NULL__null; |
3051 | } |
3052 | |
3053 | |
3054 | /** |
3055 | ************************************************************************** |
3056 | * Name: CIccPcsXform::pushSpecToRange |
3057 | * |
3058 | * Purpose: |
3059 | * Insert PCS step that res-samples spectral vector data from a source spectral |
3060 | * range to a destination spectral range. |
3061 | ************************************************************************** |
3062 | */ |
3063 | void CIccPcsXform::pushSpecToRange(const icSpectralRange &srcRange, const icSpectralRange &dstRange) |
3064 | { |
3065 | if (!icSameSpectralRange(srcRange, dstRange)) { |
3066 | CIccPcsStepPtr ptr; |
3067 | ptr.ptr = rangeMap(srcRange, dstRange); |
3068 | |
3069 | if (ptr.ptr) |
3070 | m_list->push_back(ptr); |
3071 | } |
3072 | } |
3073 | |
3074 | |
3075 | /** |
3076 | ************************************************************************** |
3077 | * Name: CIccPcsXform::pushApplyIllum |
3078 | * |
3079 | * Purpose: |
3080 | * Insert PCS step that applies an illuminant to incoming spectral transmissive |
3081 | * vectors to . Illuminant from Profile Connection |
3082 | * Conditions will be resampled to match the sampling range of the incoming |
3083 | * vectors. |
3084 | ************************************************************************** |
3085 | */ |
3086 | void CIccPcsXform::pushApplyIllum(CIccProfile *pProfile, IIccProfileConnectionConditions *pPcc) |
3087 | { |
3088 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
3089 | |
3090 | if (pView) { |
3091 | CIccPcsStepPtr ptr; |
3092 | |
3093 | icSpectralRange illuminantRange; |
3094 | const icFloatNumber *illuminant = pView->getIlluminant(illuminantRange); |
3095 | |
3096 | CIccPcsStepScale *pScale = new CIccPcsStepScale(illuminantRange.steps); |
3097 | memcpy(pScale->data(), illuminant, illuminantRange.steps*sizeof(icFloatNumber)); |
3098 | |
3099 | if (icSameSpectralRange(pProfile->m_Header.spectralRange, illuminantRange)) { |
3100 | ptr.ptr = pScale; |
3101 | m_list->push_back(ptr); |
3102 | } |
3103 | else { |
3104 | ptr.ptr = rangeMap(pProfile->m_Header.spectralRange, illuminantRange); |
3105 | if (ptr.ptr) { |
3106 | m_list->push_back(ptr); |
3107 | } |
3108 | |
3109 | ptr.ptr = pScale; |
3110 | m_list->push_back(ptr); |
3111 | |
3112 | ptr.ptr = rangeMap(illuminantRange, pProfile->m_Header.spectralRange); |
3113 | if (ptr.ptr) |
3114 | m_list->push_back(ptr); |
3115 | } |
3116 | } |
3117 | } |
3118 | |
3119 | |
3120 | /** |
3121 | ************************************************************************** |
3122 | * Name: CIccPcsXform::pushRad2Xyz |
3123 | * |
3124 | * Purpose: |
3125 | * Insert PCS step that converts from source spectral radiometric vectors to |
3126 | * actual XYZ colorimetry based upon observer information in Profile |
3127 | * Connection Conditions. |
3128 | ************************************************************************** |
3129 | */ |
3130 | void CIccPcsXform::pushRad2Xyz(CIccProfile* pProfile, IIccProfileConnectionConditions *pPcc, bool bAbsoluteCIEColorimetry) |
3131 | { |
3132 | const CIccTagSpectralViewingConditions *pProfView = pProfile ? pProfile->getPccViewingConditions() : NULL__null; |
3133 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
3134 | if (pProfView && pView) { |
3135 | icSpectralRange illuminantRange; |
3136 | const icFloatNumber *illuminant = pView->getIlluminant(illuminantRange); |
3137 | |
3138 | icSpectralRange observerRange; |
3139 | const icFloatNumber *observer = pView->getObserver(observerRange); |
3140 | |
3141 | //Preserve smallest step size |
3142 | icFloatNumber dPCSStepSize = (icF16toF(pProfile->m_Header.spectralRange.end) - icF16toF(pProfile->m_Header.spectralRange.start))/(icFloatNumber)pProfile->m_Header.spectralRange.steps; |
3143 | icFloatNumber dObsStepSize = (icF16toF(observerRange.end) - icF16toF(observerRange.start)) / (icFloatNumber) observerRange.steps; |
3144 | |
3145 | if (dPCSStepSize<dObsStepSize) { |
3146 | icFloatNumber *obs = pView->applyRangeToObserver(pProfile->m_Header.spectralRange); |
3147 | |
3148 | pushMatrix(3, pProfile->m_Header.spectralRange.steps, obs); |
3149 | free(obs); |
3150 | } |
3151 | else { |
3152 | pushSpecToRange(pProfile->m_Header.spectralRange, observerRange); |
3153 | pushMatrix(3, observerRange.steps, observer); |
3154 | |
3155 | } |
3156 | icFloatNumber k; |
3157 | if (bAbsoluteCIEColorimetry) { |
3158 | k = 683; |
3159 | } |
3160 | else { |
3161 | k = 1.0f / pPcc->getObserverWhiteScaleFactor(illuminant, illuminantRange); |
3162 | } |
3163 | pushScale3(k, k, k); |
3164 | } |
3165 | } |
3166 | |
3167 | |
3168 | /** |
3169 | ************************************************************************** |
3170 | * Name: CIccPcsXform::pushBiRef2Rad |
3171 | * |
3172 | * Purpose: |
3173 | * Insert PCS steps that apply an illuminant to incoming bi-spectral reflectance |
3174 | * matrices to get estimate of light "reflected" by surface. |
3175 | ************************************************************************** |
3176 | */ |
3177 | icStatusCMM CIccPcsXform::pushBiRef2Rad(CIccProfile *pProfile, IIccProfileConnectionConditions *pPcc) |
3178 | { |
3179 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
3180 | |
3181 | if (pView) { |
3182 | icSpectralRange illuminantRange; |
3183 | const icFloatNumber *illuminant = pView->getIlluminant(illuminantRange); |
3184 | |
3185 | if (icGetColorSpaceType(pProfile->m_Header.spectralPCS)((icColorSpaceSignature)(((icUInt32Number)pProfile->m_Header .spectralPCS)&0xffff0000))==icSigSparseMatrixSpectralPcsData((icColorSpaceSignature)icSigSparseMatrixReflectanceData)) { |
3186 | CIccPcsStepSrcSparseMatrix *pMtx = new CIccPcsStepSrcSparseMatrix(pProfile->m_Header.spectralRange.steps, |
3187 | pProfile->m_Header.biSpectralRange.steps, |
3188 | (icUInt16Number)icGetSpaceSamples((icColorSpaceSignature)pProfile->m_Header.spectralPCS)); |
3189 | if (!pMtx) |
3190 | return icCmmStatAllocErr; |
3191 | |
3192 | CIccPcsStepMatrix *illumMtx = rangeMap(illuminantRange, pProfile->m_Header.biSpectralRange); |
3193 | if (illumMtx) { |
3194 | illumMtx->Apply(NULL__null, pMtx->data(), illuminant); |
3195 | delete illumMtx; |
3196 | } |
3197 | else { |
3198 | memcpy(pMtx->data(), illuminant, illuminantRange.steps*sizeof(icFloatNumber)); |
3199 | } |
3200 | |
3201 | CIccPcsStepPtr ptr; |
3202 | ptr.ptr = pMtx; |
3203 | m_list->push_back(ptr); |
3204 | |
3205 | } |
3206 | else { |
3207 | CIccPcsStepSrcMatrix *pMtx = new CIccPcsStepSrcMatrix(pProfile->m_Header.spectralRange.steps, pProfile->m_Header.biSpectralRange.steps); |
3208 | if (!pMtx) |
3209 | return icCmmStatAllocErr; |
3210 | |
3211 | CIccPcsStepMatrix *illumMtx = rangeMap(illuminantRange, pProfile->m_Header.biSpectralRange); |
3212 | if (illumMtx) { |
3213 | illumMtx->Apply(NULL__null, pMtx->data(), illuminant); |
3214 | delete illumMtx; |
3215 | } |
3216 | else { |
3217 | memcpy(pMtx->data(), illuminant, illuminantRange.steps*sizeof(icFloatNumber)); |
3218 | } |
3219 | |
3220 | CIccPcsStepPtr ptr; |
3221 | ptr.ptr = pMtx; |
3222 | m_list->push_back(ptr); |
3223 | |
3224 | } |
3225 | } |
3226 | |
3227 | return icCmmStatOk; |
3228 | } |
3229 | |
3230 | |
3231 | /** |
3232 | ************************************************************************** |
3233 | * Name: CIccPcsXform::pushBiRef2Xyz |
3234 | * |
3235 | * Purpose: |
3236 | * Insert PCS step that applies an illuminant to incoming bi-spectral reflectance |
3237 | * matrices to get actual XYZ values. The illuminant from the Profile |
3238 | * Connection Conditions is re-sampled to match the number of columns in |
3239 | * the incoming matrices. |
3240 | ************************************************************************** |
3241 | */ |
3242 | icStatusCMM CIccPcsXform::pushBiRef2Xyz(CIccProfile *pProfile, IIccProfileConnectionConditions *pPcc) |
3243 | { |
3244 | icStatusCMM stat = pushBiRef2Rad(pProfile, pPcc); |
3245 | if (stat!=icCmmStatOk) |
3246 | return stat; |
3247 | |
3248 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
3249 | |
3250 | if (pView) { |
3251 | icSpectralRange observerRange; |
3252 | const icFloatNumber *observer = pView->getObserver(observerRange); |
3253 | |
3254 | pushSpecToRange(pProfile->m_Header.spectralRange, observerRange); |
3255 | pushMatrix(3, observerRange.steps, observer); |
3256 | pushXYZNormalize(pPcc, pProfile->m_Header.biSpectralRange, pProfile->m_Header.spectralRange); |
3257 | } |
3258 | else { |
3259 | return icCmmStatBadConnection; |
3260 | } |
3261 | |
3262 | return icCmmStatOk; |
3263 | } |
3264 | |
3265 | |
3266 | /** |
3267 | ************************************************************************** |
3268 | * Name: CIccPcsXform::pushBiRef2Ref |
3269 | * |
3270 | * Purpose: |
3271 | * Insert PCS steps that apply an illuminant to incoming bi-spectral reflectance |
3272 | * matrices and then normalizes by the illuminant to get an estimate of |
3273 | * reflectance factor under that illuminant. |
3274 | ************************************************************************** |
3275 | */ |
3276 | icStatusCMM CIccPcsXform::pushBiRef2Ref(CIccProfile *pProfile, IIccProfileConnectionConditions *pPcc) |
3277 | { |
3278 | icStatusCMM stat = pushBiRef2Rad(pProfile, pPcc); |
3279 | if (stat!=icCmmStatOk) |
3280 | return stat; |
3281 | |
3282 | const CIccTagSpectralViewingConditions *pView = pPcc->getPccViewingConditions(); |
3283 | |
3284 | if (pView) { |
3285 | icSpectralRange illuminantRange; |
3286 | const icFloatNumber *illuminant = pView->getIlluminant(illuminantRange); |
3287 | |
3288 | CIccPcsStepScale *pScale = new CIccPcsStepScale(pProfile->m_Header.spectralRange.steps); |
3289 | |
3290 | if (pScale) { |
3291 | icFloatNumber *pData = pScale->data(); |
3292 | CIccPcsStepMatrix *illumMtx = rangeMap(illuminantRange, pProfile->m_Header.spectralRange); |
3293 | int i; |
3294 | |
3295 | if (illumMtx) { |
3296 | illumMtx->Apply(NULL__null, pData, illuminant); |
3297 | for (i=0; i<pProfile->m_Header.spectralRange.steps; i++) |
3298 | pData[i] = 1.0f / pData[i]; |
3299 | |
3300 | delete illumMtx; |
3301 | |
3302 | CIccPcsStepPtr ptr; |
3303 | ptr.ptr = pScale; |
3304 | m_list->push_back(ptr); |
3305 | } |
3306 | else { |
3307 | for (i=0; i<pProfile->m_Header.spectralRange.steps; i++) { |
3308 | pData[i] = 1.0f / illuminant[i]; |
3309 | } |
3310 | } |
3311 | } |
3312 | else |
3313 | return icCmmStatAllocErr; |
3314 | } |
3315 | else |
3316 | return icCmmStatBadConnection; |
3317 | |
3318 | return icCmmStatOk; |
3319 | } |
3320 | |
3321 | |
3322 | #ifdef _DEBUG |
3323 | //#define DUMPCSSTEPRESULTS |
3324 | #ifdef DUMPCSSTEPRESULTS |
3325 | #define ICCDUMPPIXEL(n, pix) \ |
3326 | if ((n)<96) { \ |
3327 | printf("["); \ |
3328 | int i; \ |
3329 | for (i=0; i<(n); i++) { \ |
3330 | if (i && !(i%12)) \ |
3331 | printf("...\n"); \ |
3332 | printf(" %.5f", pix[i]); \ |
3333 | } \ |
3334 | printf("]\n"); \ |
3335 | } \ |
3336 | else { \ |
3337 | printf("[ BigAray with %d elements]\n", (n)); \ |
3338 | } |
3339 | #else |
3340 | #define ICCDUMPPIXEL(n, pix) |
3341 | #endif |
3342 | #else |
3343 | #define ICCDUMPPIXEL(n, pix) |
3344 | #endif |
3345 | |
3346 | |
3347 | /** |
3348 | ************************************************************************** |
3349 | * Name: CIccPcsXform::Apply |
3350 | * |
3351 | * Purpose: |
3352 | * Applies the PcsXfrom steps using the apply pXform data to SrcPixel to get DstPixel |
3353 | ************************************************************************** |
3354 | */ |
3355 | void CIccPcsXform::Apply(CIccApplyXform *pXform, icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
3356 | { |
3357 | CIccApplyPcsXform *pApplyXform = (CIccApplyPcsXform*)pXform; |
3358 | CIccApplyPcsStepList *pList = pApplyXform->m_list; |
3359 | |
3360 | ICCDUMPPIXEL(GetNumSrcSamples(), SrcPixel); |
3361 | |
3362 | if (!pList) { |
3363 | memcpy(DstPixel, SrcPixel, GetNumSrcSamples()*sizeof(icFloatNumber)); |
3364 | ICCDUMPPIXEL(GetNumSrcSamples(), DstPixel); |
3365 | return; |
3366 | } |
3367 | |
3368 | CIccApplyPcsStepList::iterator s, n; |
3369 | s = n =pList->begin(); |
3370 | |
3371 | if (s==pList->end()) { |
3372 | memcpy(DstPixel, SrcPixel, GetNumSrcSamples()*sizeof(icFloatNumber)); |
3373 | ICCDUMPPIXEL(GetNumSrcSamples(), DstPixel); |
3374 | return; |
3375 | } |
3376 | |
3377 | n++; |
3378 | |
3379 | if (n==pList->end()) { |
3380 | s->ptr->Apply(DstPixel, SrcPixel); |
3381 | ICCDUMPPIXEL(s->ptr->GetStep()->GetDstChannels(), DstPixel); |
3382 | } |
3383 | else { |
3384 | const icFloatNumber *src = SrcPixel; |
3385 | icFloatNumber *p1 = pApplyXform->m_temp1; |
3386 | icFloatNumber *p2 = pApplyXform->m_temp2; |
3387 | icFloatNumber *t; |
3388 | |
3389 | for (;n!=pList->end(); s=n, n++) { |
3390 | s->ptr->Apply(p1, src); |
3391 | ICCDUMPPIXEL(s->ptr->GetStep()->GetDstChannels(), p1); |
3392 | src=p1; |
3393 | t=p1; p1=p2; p2=t; |
3394 | } |
3395 | s->ptr->Apply(DstPixel, src); |
3396 | ICCDUMPPIXEL(s->ptr->GetStep()->GetDstChannels(), DstPixel); |
3397 | } |
3398 | } |
3399 | |
3400 | /** |
3401 | ************************************************************************** |
3402 | * Name: CIccPcsStep::GetNewApply |
3403 | * |
3404 | * Purpose: |
3405 | * Allocates a new CIccApplyPcsStep to be used with processing. |
3406 | ************************************************************************** |
3407 | */ |
3408 | CIccApplyPcsStep* CIccPcsStep::GetNewApply() |
3409 | { |
3410 | return new CIccApplyPcsStep(this); |
3411 | } |
3412 | |
3413 | |
3414 | /** |
3415 | ************************************************************************** |
3416 | * Name: CIccPcsStepIdentity::Apply |
3417 | * |
3418 | * Purpose: |
3419 | * Copies pSrc to pDst |
3420 | ************************************************************************** |
3421 | */ |
3422 | void CIccPcsStepIdentity::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3423 | { |
3424 | if (pDst != pSrc) |
3425 | memcpy(pDst, pSrc, m_nChannels*sizeof(icFloatNumber)); |
3426 | } |
3427 | |
3428 | |
3429 | /** |
3430 | ************************************************************************** |
3431 | * Name: CIccPcsStepIdentity::dump |
3432 | * |
3433 | * Purpose: |
3434 | * dumps the context of the step |
3435 | ************************************************************************** |
3436 | */ |
3437 | void CIccPcsStepIdentity::dump(std::string &str) const |
3438 | { |
3439 | str += "\nCIccPcsStepIdentity\n\n"; |
3440 | } |
3441 | |
3442 | |
3443 | /** |
3444 | ************************************************************************** |
3445 | * Name: CIccPcsStepIdentity::CIccPcsStepIdentity |
3446 | * |
3447 | * Purpose: |
3448 | * Constructor |
3449 | ************************************************************************** |
3450 | */ |
3451 | CIccPcsStepRouteMcs::CIccPcsStepRouteMcs(CIccTagArray *pSrcChannels, CIccTagArray *pDstChannels, CIccTagNumArray *pDefaults) |
3452 | { |
3453 | m_nSrcChannels = (icUInt16Number)pSrcChannels->GetSize(); |
3454 | m_nDstChannels = (icUInt16Number)pDstChannels->GetSize(); |
3455 | m_Index = new int[m_nDstChannels]; |
3456 | m_Defaults = new icFloatNumber[m_nDstChannels]; |
3457 | |
3458 | memset(m_Defaults, 0, m_nDstChannels*sizeof(icFloatNumber)); |
3459 | |
3460 | if (pDefaults) { |
3461 | pDefaults->GetValues(m_Defaults, 0, m_nDstChannels); |
3462 | } |
3463 | |
3464 | int i, j; |
3465 | char *szSrc; |
3466 | |
3467 | for (i=0; i<m_nDstChannels; i++) { |
3468 | const icUChar *szDstChan = ((CIccTagUtf8Text*)(pDstChannels->GetIndex(i)))->GetText(); |
3469 | for (j=0; j<m_nSrcChannels; j++) { |
3470 | const icUChar *szSrcChan = ((CIccTagUtf8Text*)(pSrcChannels->GetIndex(j)))->GetText(); |
3471 | szSrc = (char*)szSrcChan; |
Value stored to 'szSrc' is never read | |
3472 | if (!icUtf8StrCmp(szDstChan, szSrcChan)strcmp((const char*)szDstChan, (const char*)szSrcChan)) |
3473 | break; |
3474 | } |
3475 | if (j==m_nSrcChannels) { |
3476 | m_Index[i] = -1; |
3477 | } |
3478 | else { |
3479 | m_Index[i] = j; |
3480 | } |
3481 | //printf("%d - %d %s\n", m_Index[i], i, szDstChan); |
3482 | } |
3483 | } |
3484 | |
3485 | |
3486 | /** |
3487 | ************************************************************************** |
3488 | * Name: CIccPcsStepIdentity::~CIccPcsStepIdentity |
3489 | * |
3490 | * Purpose: |
3491 | * Destructor |
3492 | ************************************************************************** |
3493 | */ |
3494 | CIccPcsStepRouteMcs::~CIccPcsStepRouteMcs() |
3495 | { |
3496 | if (m_Index) |
3497 | delete [] m_Index; |
3498 | if (m_Defaults) |
3499 | delete [] m_Defaults; |
3500 | } |
3501 | |
3502 | |
3503 | /** |
3504 | ************************************************************************** |
3505 | * Name: CIccPcsStepRouteMcs::isIdentity |
3506 | * |
3507 | * Purpose: |
3508 | * Determines if applying this step will result in negligible change in data |
3509 | ************************************************************************** |
3510 | */ |
3511 | bool CIccPcsStepRouteMcs::isIdentity() const |
3512 | { |
3513 | if (m_nSrcChannels!=m_nDstChannels) |
3514 | return false; |
3515 | |
3516 | int i; |
3517 | for (i=0; i<m_nDstChannels; i++) { |
3518 | if (m_Index[i]!=i) |
3519 | return false; |
3520 | } |
3521 | |
3522 | return true; |
3523 | } |
3524 | |
3525 | |
3526 | |
3527 | /** |
3528 | ************************************************************************** |
3529 | * Name: CIccPcsStepRouteMcs::Apply |
3530 | * |
3531 | * Purpose: |
3532 | * Copies pSrc to pDst |
3533 | ************************************************************************** |
3534 | */ |
3535 | void CIccPcsStepRouteMcs::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3536 | { |
3537 | if (pDst != pSrc) { |
3538 | int i; |
3539 | for (i=0; i<m_nDstChannels; i++) { |
3540 | if (m_Index[i]>=0) |
3541 | pDst[i] = pSrc[m_Index[i]]; |
3542 | else |
3543 | pDst[i] = m_Defaults[i]; |
3544 | } |
3545 | } |
3546 | } |
3547 | |
3548 | |
3549 | /** |
3550 | ************************************************************************** |
3551 | * Name: CIccPcsStepRouteMcs::dump |
3552 | * |
3553 | * Purpose: |
3554 | * dumps the context of the step |
3555 | ************************************************************************** |
3556 | */ |
3557 | void CIccPcsStepRouteMcs::dump(std::string &str) const |
3558 | { |
3559 | str += "\nCIccPcsStepRouteMcs\n\n"; |
3560 | } |
3561 | |
3562 | extern icFloatNumber icD50XYZ[3]; |
3563 | |
3564 | /** |
3565 | ************************************************************************** |
3566 | * Name: CIccPcsLabStep::isSameWhite |
3567 | * |
3568 | * Purpose: |
3569 | * Determines if this step has same white point as that passed in |
3570 | ************************************************************************** |
3571 | */ |
3572 | bool CIccPcsLabStep::isSameWhite(const icFloatNumber *xyzWhite) |
3573 | { |
3574 | return (m_xyzWhite[0]==xyzWhite[0] && |
3575 | m_xyzWhite[1]==xyzWhite[1] && |
3576 | m_xyzWhite[2]==xyzWhite[2]); |
3577 | } |
3578 | |
3579 | |
3580 | |
3581 | /** |
3582 | ************************************************************************** |
3583 | * Name: CIccPcsStepLabToXYZ::CIccPcsStepLabToXYZ |
3584 | * |
3585 | * Purpose: |
3586 | * Constructor |
3587 | ************************************************************************** |
3588 | */ |
3589 | CIccPcsStepLabToXYZ::CIccPcsStepLabToXYZ(const icFloatNumber *xyzWhite/*=NULL*/) |
3590 | { |
3591 | if (xyzWhite) { |
3592 | memcpy(m_xyzWhite, xyzWhite, sizeof(m_xyzWhite)); |
3593 | } |
3594 | else { |
3595 | memcpy(m_xyzWhite, icD50XYZ, sizeof(m_xyzWhite)); |
3596 | } |
3597 | } |
3598 | |
3599 | |
3600 | /** |
3601 | ************************************************************************** |
3602 | * Name: CIccPcsStepLabToXYZ::Apply |
3603 | * |
3604 | * Purpose: |
3605 | * Converts from V4 Internal Lab to actual XYZ |
3606 | ************************************************************************** |
3607 | */ |
3608 | void CIccPcsStepLabToXYZ::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3609 | { |
3610 | icFloatNumber Lab[3]; |
3611 | |
3612 | //lab4 to XYZ |
3613 | Lab[0] = pSrc[0] * 100.0f; |
3614 | Lab[1] = (icFloatNumber)(pSrc[1]*255.0f - 128.0f); |
3615 | Lab[2] = (icFloatNumber)(pSrc[2]*255.0f - 128.0f); |
3616 | |
3617 | icLabtoXYZ(pDst, Lab, m_xyzWhite); |
3618 | } |
3619 | |
3620 | |
3621 | /** |
3622 | ************************************************************************** |
3623 | * Name: CIccPcsStepLabToXYZ::dump |
3624 | * |
3625 | * Purpose: |
3626 | * dumps the context of the step |
3627 | ************************************************************************** |
3628 | */ |
3629 | void CIccPcsStepLabToXYZ::dump(std::string &str) const |
3630 | { |
3631 | str += "\nCIccPcsStepLabToXYZ\n\n"; |
3632 | } |
3633 | |
3634 | |
3635 | /** |
3636 | ************************************************************************** |
3637 | * Name: CIccPcsStepLabToXYZ::concat |
3638 | * |
3639 | * Purpose: |
3640 | * Determines if this step can be combined with the next step. |
3641 | * Checks if next step is an icPcsStepXyzToLab step resulting in a combined |
3642 | * identity transform. |
3643 | ************************************************************************** |
3644 | */ |
3645 | CIccPcsStep *CIccPcsStepLabToXYZ::concat(CIccPcsStep *pNext) const |
3646 | { |
3647 | if (pNext && pNext->GetType()==icPcsStepXYZToLab) { |
3648 | CIccPcsLabStep *pStep = (CIccPcsLabStep *)pNext; |
3649 | if (pStep->isSameWhite(m_xyzWhite)) |
3650 | return new CIccPcsStepIdentity(3); |
3651 | } |
3652 | return NULL__null; |
3653 | } |
3654 | |
3655 | |
3656 | /** |
3657 | ************************************************************************** |
3658 | * Name: CIccPcsStepXYZToLab::CIccPcsStepXYZToLab |
3659 | * |
3660 | * Purpose: |
3661 | * Constructor |
3662 | ************************************************************************** |
3663 | */ |
3664 | CIccPcsStepXYZToLab::CIccPcsStepXYZToLab(const icFloatNumber *xyzWhite/*=NULL*/) |
3665 | { |
3666 | if (xyzWhite) { |
3667 | memcpy(m_xyzWhite, xyzWhite, sizeof(m_xyzWhite)); |
3668 | } |
3669 | else { |
3670 | memcpy(m_xyzWhite, icD50XYZ, sizeof(m_xyzWhite)); |
3671 | } |
3672 | } |
3673 | |
3674 | |
3675 | /** |
3676 | ************************************************************************** |
3677 | * Name: CIccPcsStepXYZToLab::Apply |
3678 | * |
3679 | * Purpose: |
3680 | * Converts from actual XYZ to V4 Internal Lab |
3681 | ************************************************************************** |
3682 | */ |
3683 | void CIccPcsStepXYZToLab::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3684 | { |
3685 | icFloatNumber Lab[3]; |
3686 | icXYZtoLab(Lab, (icFloatNumber*)pSrc, m_xyzWhite); |
3687 | //lab4 from XYZ |
3688 | pDst[0] = Lab[0] / 100.0f; |
3689 | pDst[1] = (icFloatNumber)((Lab[1] + 128.0f) / 255.0f); |
3690 | pDst[2] = (icFloatNumber)((Lab[2] + 128.0f) / 255.0f); |
3691 | } |
3692 | |
3693 | |
3694 | /** |
3695 | ************************************************************************** |
3696 | * Name: CIccPcsStepXYZToLab::dump |
3697 | * |
3698 | * Purpose: |
3699 | * dumps the context of the step |
3700 | ************************************************************************** |
3701 | */ |
3702 | void CIccPcsStepXYZToLab::dump(std::string &str) const |
3703 | { |
3704 | str += "\nCIccPcsStepXYZToLab\n\n"; |
3705 | } |
3706 | |
3707 | |
3708 | /** |
3709 | ************************************************************************** |
3710 | * Name: CIccPcsStepXYZToLab::concat |
3711 | * |
3712 | * Purpose: |
3713 | * Determines if this step can be combined with the next step. |
3714 | * Checks if next step is an icPcsStepLabToXYZ step resulting in a combined |
3715 | * identity transform. |
3716 | ************************************************************************** |
3717 | */ |
3718 | CIccPcsStep *CIccPcsStepXYZToLab::concat(CIccPcsStep *pNext) const |
3719 | { |
3720 | if (pNext && pNext->GetType()==icPcsStepLabToXYZ) { |
3721 | CIccPcsLabStep *pStep = (CIccPcsLabStep *)pNext; |
3722 | if (pStep->isSameWhite(m_xyzWhite)) |
3723 | return new CIccPcsStepIdentity(3); |
3724 | } |
3725 | return NULL__null; |
3726 | } |
3727 | |
3728 | |
3729 | /** |
3730 | ************************************************************************** |
3731 | * Name: CIccPcsStepLab2ToXYZ::CIccPcsStepLab2ToXYZ |
3732 | * |
3733 | * Purpose: |
3734 | * Constructor |
3735 | ************************************************************************** |
3736 | */ |
3737 | CIccPcsStepLab2ToXYZ::CIccPcsStepLab2ToXYZ(const icFloatNumber *xyzWhite/*=NULL*/) |
3738 | { |
3739 | if (xyzWhite) { |
3740 | memcpy(m_xyzWhite, xyzWhite, sizeof(m_xyzWhite)); |
3741 | } |
3742 | else { |
3743 | memcpy(m_xyzWhite, icD50XYZ, sizeof(m_xyzWhite)); |
3744 | } |
3745 | } |
3746 | |
3747 | /** |
3748 | ************************************************************************** |
3749 | * Name: CIccPcsStepLab2ToXYZ::Apply |
3750 | * |
3751 | * Purpose: |
3752 | * Converts from actual XYZ to V2 Internal Lab |
3753 | ************************************************************************** |
3754 | */ |
3755 | void CIccPcsStepLab2ToXYZ::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3756 | { |
3757 | icFloatNumber Lab[3]; |
3758 | |
3759 | //lab2 to XYZ |
3760 | Lab[0] = pSrc[0] * (65535.0f / 65280.0f) * 100.0f; |
3761 | Lab[1] = (icFloatNumber)(pSrc[1] * 65535.0f / 65280.0f * 255.0f - 128.0f); |
3762 | Lab[2] = (icFloatNumber)(pSrc[2] * 65535.0f / 65280.0f * 255.0f - 128.0f); |
3763 | |
3764 | icLabtoXYZ(pDst, Lab, m_xyzWhite); |
3765 | } |
3766 | |
3767 | |
3768 | /** |
3769 | ************************************************************************** |
3770 | * Name: CIccPcsStepLab2ToXYZ::dump |
3771 | * |
3772 | * Purpose: |
3773 | * dumps the context of the step |
3774 | ************************************************************************** |
3775 | */ |
3776 | void CIccPcsStepLab2ToXYZ::dump(std::string &str) const |
3777 | { |
3778 | str += "\nCIccPcsStepLab2ToXYZ\n\n"; |
3779 | } |
3780 | |
3781 | |
3782 | /** |
3783 | ************************************************************************** |
3784 | * Name: CIccPcsStepLab2ToXYZ::concat |
3785 | * |
3786 | * Purpose: |
3787 | * Determines if this step can be combined with the next step. |
3788 | * Checks if next step is an icPcsStepXYZToLab2 step resulting in a combined |
3789 | * identity transform. |
3790 | ************************************************************************** |
3791 | */ |
3792 | CIccPcsStep *CIccPcsStepLab2ToXYZ::concat(CIccPcsStep *pNext) const |
3793 | { |
3794 | if (pNext && pNext->GetType()==icPcsStepXYZToLab2) { |
3795 | CIccPcsLabStep *pStep = (CIccPcsLabStep *)pNext; |
3796 | if (pStep->isSameWhite(m_xyzWhite)) |
3797 | return new CIccPcsStepIdentity(3); |
3798 | } |
3799 | return NULL__null; |
3800 | } |
3801 | |
3802 | |
3803 | /** |
3804 | ************************************************************************** |
3805 | * Name: CIccPcsStepXYZToLab2::CIccPcsStepXYZToLab2 |
3806 | * |
3807 | * Purpose: |
3808 | * Constructor |
3809 | ************************************************************************** |
3810 | */ |
3811 | CIccPcsStepXYZToLab2::CIccPcsStepXYZToLab2(const icFloatNumber *xyzWhite/*=NULL*/) |
3812 | { |
3813 | if (xyzWhite) { |
3814 | memcpy(m_xyzWhite, xyzWhite, sizeof(m_xyzWhite)); |
3815 | } |
3816 | else { |
3817 | memcpy(m_xyzWhite, icD50XYZ, sizeof(m_xyzWhite)); |
3818 | } |
3819 | } |
3820 | |
3821 | |
3822 | /** |
3823 | ************************************************************************** |
3824 | * Name: CIccPcsStepXYZToLab2::Apply |
3825 | * |
3826 | * Purpose: |
3827 | * Converts from V2 Internal Lab to actual XYZ |
3828 | ************************************************************************** |
3829 | */ |
3830 | void CIccPcsStepXYZToLab2::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3831 | { |
3832 | icFloatNumber Lab[3]; |
3833 | icXYZtoLab(Lab, (icFloatNumber*)pSrc, m_xyzWhite); |
3834 | //lab2 from XYZ |
3835 | pDst[0] = (Lab[0] / 100.0f) * (65280.0f / 65535.0f); |
3836 | pDst[1] = (icFloatNumber)((Lab[1] + 128.0f) / 255.0f) * (65280.0f / 65535.0f); |
3837 | pDst[2] = (icFloatNumber)((Lab[2] + 128.0f) / 255.0f) * (65280.0f / 65535.0f); |
3838 | } |
3839 | |
3840 | |
3841 | /** |
3842 | ************************************************************************** |
3843 | * Name: CIccPcsStepXYZToLab2::dump |
3844 | * |
3845 | * Purpose: |
3846 | * dumps the context of the step |
3847 | ************************************************************************** |
3848 | */ |
3849 | void CIccPcsStepXYZToLab2::dump(std::string &str) const |
3850 | { |
3851 | str += "\nCIccPcsStepXYZToLab2\n\n"; |
3852 | } |
3853 | |
3854 | |
3855 | /** |
3856 | ************************************************************************** |
3857 | * Name: CIccPcsStepXYZToLab2::concat |
3858 | * |
3859 | * Purpose: |
3860 | * Determines if this step can be combined with the next step. |
3861 | * Checks if next step is an icPcsStepLab2ToXYZ step resulting in a combined |
3862 | * identity transform. |
3863 | ************************************************************************** |
3864 | */ |
3865 | CIccPcsStep *CIccPcsStepXYZToLab2::concat(CIccPcsStep *pNext) const |
3866 | { |
3867 | if (pNext && pNext->GetType()==icPcsStepLab2ToXYZ) { |
3868 | CIccPcsLabStep *pStep = (CIccPcsLabStep *)pNext; |
3869 | if (pStep->isSameWhite(m_xyzWhite)) |
3870 | return new CIccPcsStepIdentity(3); |
3871 | } |
3872 | return NULL__null; |
3873 | } |
3874 | |
3875 | |
3876 | /** |
3877 | ************************************************************************** |
3878 | * Name: CIccPcsStepOffset::CIccPcsStepOffset |
3879 | * |
3880 | * Purpose: |
3881 | * Constructor |
3882 | ************************************************************************** |
3883 | */ |
3884 | CIccPcsStepOffset::CIccPcsStepOffset(icUInt16Number nChannels) |
3885 | { |
3886 | m_nChannels = nChannels; |
3887 | m_vals = new icFloatNumber[nChannels]; |
3888 | } |
3889 | |
3890 | |
3891 | /** |
3892 | ************************************************************************** |
3893 | * Name: CIccPcsStepOffset::CIccPcsStepOffset |
3894 | * |
3895 | * Purpose: |
3896 | * Destructor |
3897 | ************************************************************************** |
3898 | */ |
3899 | CIccPcsStepOffset::~CIccPcsStepOffset() |
3900 | { |
3901 | if (m_vals) |
3902 | delete m_vals; |
3903 | } |
3904 | |
3905 | |
3906 | /** |
3907 | ************************************************************************** |
3908 | * Name: CIccPcsStepOffset::Apply |
3909 | * |
3910 | * Purpose: |
3911 | * Added a fixed offset to the pSrc vector passed in |
3912 | ************************************************************************** |
3913 | */ |
3914 | void CIccPcsStepOffset::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
3915 | { |
3916 | if (m_nChannels==3) { |
3917 | pDst[0] = m_vals[0] + pSrc[0]; |
3918 | pDst[1] = m_vals[1] + pSrc[1]; |
3919 | pDst[2] = m_vals[2] + pSrc[2]; |
3920 | } |
3921 | else { |
3922 | int i; |
3923 | for (i=0; i<m_nChannels; i++) { |
3924 | pDst[i] = m_vals[i] + pSrc[i]; |
3925 | } |
3926 | } |
3927 | } |
3928 | |
3929 | |
3930 | /** |
3931 | ************************************************************************** |
3932 | * Name: CIccPcsStepOffset::dump |
3933 | * |
3934 | * Purpose: |
3935 | * dumps the context of the step |
3936 | ************************************************************************** |
3937 | */ |
3938 | void CIccPcsStepOffset::dump(std::string &str) const |
3939 | { |
3940 | str += "\nCIccPcsStepOffset\n\n"; |
3941 | char buf[80]; |
3942 | for (int i=0; i<m_nChannels; i++) { |
3943 | sprintf(buf, ICCPCSSTEPDUMPFMT" %.8f", m_vals[i]); |
3944 | str += buf; |
3945 | } |
3946 | str +="\n"; |
3947 | } |
3948 | |
3949 | |
3950 | /** |
3951 | ************************************************************************** |
3952 | * Name: CIccPcsStepOffset::Apply |
3953 | * |
3954 | * Purpose: |
3955 | * Creates a new CIccPcsStepOffet step that is the result of adding the |
3956 | * offset of this object to the offset of another object. |
3957 | ************************************************************************** |
3958 | */ |
3959 | CIccPcsStepOffset *CIccPcsStepOffset::Add(const CIccPcsStepOffset *offset) const |
3960 | { |
3961 | if (offset->m_nChannels != m_nChannels) |
3962 | return NULL__null; |
3963 | |
3964 | CIccPcsStepOffset *pNew = new CIccPcsStepOffset(m_nChannels); |
3965 | |
3966 | if (pNew) { |
3967 | int i; |
3968 | for (i=0; i<m_nChannels; i++) { |
3969 | pNew->m_vals[i] = m_vals[i] + offset->m_vals[i]; |
3970 | } |
3971 | } |
3972 | |
3973 | return pNew; |
3974 | } |
3975 | |
3976 | /** |
3977 | ************************************************************************** |
3978 | * Name: CIccPcsStepOffset::concat |
3979 | * |
3980 | * Purpose: |
3981 | * Determines if this step can be combined with the next step. |
3982 | * Checks if next step is a compatible icPcsStepOffset step resulting in a |
3983 | * single combined offset. |
3984 | ************************************************************************** |
3985 | */ |
3986 | CIccPcsStep *CIccPcsStepOffset::concat(CIccPcsStep *pNext) const |
3987 | { |
3988 | if (pNext && pNext->GetType()==icPcsStepOffset && m_nChannels==pNext->GetSrcChannels()) |
3989 | return Add((const CIccPcsStepOffset*)pNext); |
3990 | |
3991 | return NULL__null; |
3992 | } |
3993 | |
3994 | |
3995 | /** |
3996 | ************************************************************************** |
3997 | * Name: CIccPcsStepOffset::isIdentity |
3998 | * |
3999 | * Purpose: |
4000 | * Determines if applying this step will result in negligible change in data |
4001 | ************************************************************************** |
4002 | */ |
4003 | bool CIccPcsStepOffset::isIdentity() const |
4004 | { |
4005 | int i; |
4006 | for (i=0; i<m_nChannels; i++) { |
4007 | if (m_vals[i]<-icNearRange0.000001 || m_vals[i]>icNearRange0.000001) |
4008 | return false; |
4009 | } |
4010 | |
4011 | return true; |
4012 | } |
4013 | |
4014 | |
4015 | /** |
4016 | ************************************************************************** |
4017 | * Name: CIccPcsStepScale::CIccPcsStepScale |
4018 | * |
4019 | * Purpose: |
4020 | * Constructor |
4021 | ************************************************************************** |
4022 | */ |
4023 | CIccPcsStepScale::CIccPcsStepScale(icUInt16Number nChannels) |
4024 | { |
4025 | m_nChannels = nChannels; |
4026 | m_vals = new icFloatNumber[nChannels]; |
4027 | } |
4028 | |
4029 | |
4030 | /** |
4031 | ************************************************************************** |
4032 | * Name: CIccPcsStepScale::~CIccPcsStepScale |
4033 | * |
4034 | * Purpose: |
4035 | * Destructor |
4036 | ************************************************************************** |
4037 | */ |
4038 | CIccPcsStepScale::~CIccPcsStepScale() |
4039 | { |
4040 | if (m_vals) |
4041 | delete m_vals; |
4042 | } |
4043 | |
4044 | /** |
4045 | ************************************************************************** |
4046 | * Name: CIccPcsStepScale::Apply |
4047 | * |
4048 | * Purpose: |
4049 | * Multiplies fixed scale values to the pSrc vector passed in |
4050 | ************************************************************************** |
4051 | */ |
4052 | void CIccPcsStepScale::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
4053 | { |
4054 | if (m_nChannels==3) { |
4055 | pDst[0] = m_vals[0] * pSrc[0]; |
4056 | pDst[1] = m_vals[1] * pSrc[1]; |
4057 | pDst[2] = m_vals[2] * pSrc[2]; |
4058 | } |
4059 | else { |
4060 | int i; |
4061 | for (i=0; i<m_nChannels; i++) { |
4062 | pDst[i] = m_vals[i] * pSrc[i]; |
4063 | } |
4064 | } |
4065 | } |
4066 | |
4067 | |
4068 | /** |
4069 | ************************************************************************** |
4070 | * Name: CIccPcsStepScale::dump |
4071 | * |
4072 | * Purpose: |
4073 | * dumps the context of the step |
4074 | ************************************************************************** |
4075 | */ |
4076 | void CIccPcsStepScale::dump(std::string &str) const |
4077 | { |
4078 | str += "\nCIccPcsStepScale\n\n"; |
4079 | char buf[80]; |
4080 | for (int i=0; i<m_nChannels; i++) { |
4081 | sprintf(buf, ICCPCSSTEPDUMPFMT" %.8f", m_vals[i]); |
4082 | str += buf; |
4083 | } |
4084 | str +="\n"; |
4085 | } |
4086 | |
4087 | |
4088 | /** |
4089 | ************************************************************************** |
4090 | * Name: CIccPcsStepScale::Mult |
4091 | * |
4092 | * Purpose: |
4093 | * Creates a new CIccPcsStepScale step that is the result of multiplying the |
4094 | * scale of this object to the scale of another object. |
4095 | ************************************************************************** |
4096 | */ |
4097 | CIccPcsStepScale *CIccPcsStepScale::Mult(const CIccPcsStepScale *scale) const |
4098 | { |
4099 | if (scale->m_nChannels != m_nChannels) |
4100 | return NULL__null; |
4101 | |
4102 | CIccPcsStepScale *pNew = new CIccPcsStepScale(m_nChannels); |
4103 | |
4104 | if (pNew) { |
4105 | int i; |
4106 | for (i=0; i<m_nChannels; i++) { |
4107 | pNew->m_vals[i] = m_vals[i] * scale->m_vals[i]; |
4108 | } |
4109 | } |
4110 | return pNew; |
4111 | } |
4112 | |
4113 | /** |
4114 | ************************************************************************** |
4115 | * Name: CIccPcsStepScale::Mult |
4116 | * |
4117 | * Purpose: |
4118 | * Creates a new CIccPcsStepMatrix step that is the result of multiplying the |
4119 | * scale of this object to the scale of another matrix. |
4120 | ************************************************************************** |
4121 | */ |
4122 | CIccPcsStepMatrix *CIccPcsStepScale::Mult(const CIccPcsStepMatrix *matrix) const |
4123 | { |
4124 | if (matrix->GetSrcChannels() != m_nChannels) |
4125 | return NULL__null; |
4126 | |
4127 | CIccPcsStepMatrix *pNew = new CIccPcsStepMatrix(matrix->GetDstChannels(), matrix->GetSrcChannels()); |
4128 | |
4129 | if (pNew) { |
4130 | int i, j; |
4131 | for (j=0; j<matrix->GetDstChannels(); j++) { |
4132 | const icFloatNumber *row = matrix->entry(j); |
4133 | icFloatNumber *to=pNew->entry(j); |
4134 | |
4135 | for (i=0; i<m_nChannels; i++) { |
4136 | to[i] = m_vals[i] * row[i]; |
4137 | } |
4138 | } |
4139 | } |
4140 | |
4141 | return pNew; |
4142 | } |
4143 | |
4144 | /** |
4145 | ************************************************************************** |
4146 | * Name: CIccPcsStepScale::Mult |
4147 | * |
4148 | * Purpose: |
4149 | * Creates a new CIccPcsStepMatrix step that is the result of multiplying the |
4150 | * scale of this object to the scale of another matrix. |
4151 | ************************************************************************** |
4152 | */ |
4153 | CIccPcsStepMatrix *CIccPcsStepScale::Mult(const CIccMpeMatrix *matrix) const |
4154 | { |
4155 | if (matrix->NumInputChannels() != m_nChannels) |
4156 | return NULL__null; |
4157 | |
4158 | CIccPcsStepMatrix *pNew = new CIccPcsStepMatrix(matrix->NumOutputChannels(), matrix->NumInputChannels()); |
4159 | |
4160 | if (pNew) { |
4161 | int i, j; |
4162 | icFloatNumber *mtx = matrix->GetMatrix(); |
4163 | for (j = 0; j < matrix->NumOutputChannels(); j++) { |
4164 | const icFloatNumber *row = &mtx[j*matrix->NumInputChannels()]; |
4165 | icFloatNumber *to = pNew->entry(j); |
4166 | |
4167 | for (i = 0; i < m_nChannels; i++) { |
4168 | to[i] = m_vals[i] * row[i]; |
4169 | } |
4170 | } |
4171 | } |
4172 | |
4173 | return pNew; |
4174 | } |
4175 | |
4176 | |
4177 | /** |
4178 | ************************************************************************** |
4179 | * Name: CIccPcsStepScale::concat |
4180 | * |
4181 | * Purpose: |
4182 | * Determines if this step can be combined with the next step. |
4183 | * Checks if next step is a compatible icPcsStepScale or icPcsStepMatrix step |
4184 | * resulting in a single combined object. |
4185 | ************************************************************************** |
4186 | */ |
4187 | CIccPcsStep *CIccPcsStepScale::concat(CIccPcsStep *pNext) const |
4188 | { |
4189 | if (pNext) { |
4190 | if (pNext->GetType()==icPcsStepScale && m_nChannels==pNext->GetSrcChannels()) |
4191 | return Mult((const CIccPcsStepScale*)pNext); |
4192 | if (pNext->GetType()==icPcsStepMatrix && m_nChannels==pNext->GetSrcChannels()) |
4193 | return Mult((const CIccPcsStepMatrix*)pNext); |
4194 | if (pNext->GetType() == icPcsStepMpe && m_nChannels == pNext->GetSrcChannels()) { |
4195 | CIccPcsStepMpe *pMpe = (CIccPcsStepMpe*)pNext; |
4196 | CIccMpeMatrix *pMatrix = pMpe->GetMatrix(); |
4197 | if (pMatrix) |
4198 | return Mult(pMatrix); |
4199 | } |
4200 | } |
4201 | |
4202 | return NULL__null; |
4203 | } |
4204 | |
4205 | |
4206 | /** |
4207 | ************************************************************************** |
4208 | * Name: CIccPcsStepScale::isIdentity |
4209 | * |
4210 | * Purpose: |
4211 | * Determines if applying this step will result in negligible change in data |
4212 | ************************************************************************** |
4213 | */ |
4214 | bool CIccPcsStepScale::isIdentity() const |
4215 | { |
4216 | int i; |
4217 | for (i=0; i<m_nChannels; i++) { |
4218 | if (m_vals[i]<1.0f-icNearRange0.000001 || m_vals[i]>1.0f+icNearRange0.000001) |
4219 | return false; |
4220 | } |
4221 | |
4222 | return true; |
4223 | } |
4224 | |
4225 | |
4226 | |
4227 | /** |
4228 | ************************************************************************** |
4229 | * Name: CIccPcsStepMatrix::dump |
4230 | * |
4231 | * Purpose: |
4232 | * dumps the context of the step |
4233 | ************************************************************************** |
4234 | */ |
4235 | void CIccPcsStepMatrix::dump(std::string &str) const |
4236 | { |
4237 | str += "\nCIccPcsStepMatrix\n\n"; |
4238 | dumpMtx(str); |
4239 | } |
4240 | |
4241 | |
4242 | /** |
4243 | ************************************************************************** |
4244 | * Name: CIccPcsStepMatrix::Mult |
4245 | * |
4246 | * Purpose: |
4247 | * Creates a new CIccPcsStepMatrix step that is the result of multiplying the |
4248 | * matrix of this object to the scale of another object. |
4249 | ************************************************************************** |
4250 | */ |
4251 | CIccPcsStepMatrix *CIccPcsStepMatrix::Mult(const CIccPcsStepScale *scale) const |
4252 | { |
4253 | icUInt16Number mCols = scale->GetSrcChannels(); |
4254 | icUInt16Number mRows = mCols; |
4255 | |
4256 | if (m_nRows != mCols) |
4257 | return NULL__null; |
4258 | |
4259 | CIccPcsStepMatrix *pNew = new CIccPcsStepMatrix(m_nRows, m_nCols); |
4260 | const icFloatNumber *data = scale->data(); |
4261 | |
4262 | int i, j; |
4263 | for (j=0; j<m_nRows; j++) { |
4264 | const icFloatNumber *row = entry(j); |
4265 | icFloatNumber *to = pNew->entry(j); |
4266 | for (i=0; i<m_nCols; i++) { |
4267 | to[i] = data[j] * row[i]; |
4268 | } |
4269 | } |
4270 | |
4271 | return pNew; |
4272 | } |
4273 | |
4274 | /** |
4275 | ************************************************************************** |
4276 | * Name: CIccPcsStepMatrix::Mult |
4277 | * |
4278 | * Purpose: |
4279 | * Creates a new CIccPcsStepMatrix step that is the result of concatentating |
4280 | * another matrix with this matrix. (IE result = matrix * this). |
4281 | ************************************************************************** |
4282 | */ |
4283 | CIccPcsStepMatrix *CIccPcsStepMatrix::Mult(const CIccPcsStepMatrix *matrix) const |
4284 | { |
4285 | icUInt16Number mCols = matrix->m_nCols; |
4286 | icUInt16Number mRows = matrix->m_nRows; |
4287 | |
4288 | if (m_nRows != mCols) |
4289 | return NULL__null; |
4290 | |
4291 | CIccPcsStepMatrix *pNew = new CIccPcsStepMatrix(mRows, m_nCols); |
4292 | |
4293 | int i, j, k; |
4294 | for (j=0; j<mRows; j++) { |
4295 | const icFloatNumber *row = matrix->entry(j); |
4296 | for (i=0; i<m_nCols; i++) { |
4297 | icFloatNumber *to = pNew->entry(j, i); |
4298 | const icFloatNumber *from = entry(0, i); |
4299 | |
4300 | *to = 0.0f; |
4301 | for (k=0; k<m_nRows; k++) { |
4302 | *to += row[k] * (*from); |
4303 | from += m_nCols; |
4304 | } |
4305 | } |
4306 | } |
4307 | |
4308 | return pNew; |
4309 | } |
4310 | |
4311 | |
4312 | /** |
4313 | ************************************************************************** |
4314 | * Name: CIccPcsStepMatrix::concat |
4315 | * |
4316 | * Purpose: |
4317 | * Determines if this step can be combined with the next step. |
4318 | * Checks if next step is a compatible icPcsStepScale or icPcsStepMatrix step |
4319 | * resulting in a single combined object. |
4320 | ************************************************************************** |
4321 | */ |
4322 | CIccPcsStep *CIccPcsStepMatrix::concat(CIccPcsStep *pNext) const |
4323 | { |
4324 | if (pNext) { |
4325 | if (pNext->GetType()==icPcsStepScale && GetDstChannels()==pNext->GetSrcChannels()) |
4326 | return Mult((const CIccPcsStepScale*)pNext); |
4327 | if (pNext->GetType()==icPcsStepMatrix && GetDstChannels()==pNext->GetSrcChannels()) |
4328 | return Mult((const CIccPcsStepMatrix*)pNext); |
4329 | } |
4330 | |
4331 | return NULL__null; |
4332 | } |
4333 | |
4334 | /** |
4335 | ************************************************************************** |
4336 | * Name: CIccPcsStepMatrix::concat |
4337 | * |
4338 | * Purpose: |
4339 | * Determines if this step can be combined with the next step. |
4340 | * Checks if next step is a compatible icPcsStepScale or icPcsStepMatrix step |
4341 | * resulting in a single combined object. |
4342 | ************************************************************************** |
4343 | */ |
4344 | CIccPcsStep *CIccPcsStepMatrix::reduce() const |
4345 | { |
4346 | int nVals = m_nRows*m_nCols; |
4347 | int nNonZeros = 0; |
4348 | int i; |
4349 | |
4350 | for (i=0; i<nVals; i++) { |
4351 | icFloatNumber v = m_vals[i]; |
4352 | if (icNotZero(v)((v)>1.0e-8 || (v)<-1.0e-8)) |
4353 | nNonZeros++; |
4354 | } |
4355 | if (nNonZeros<nVals*3/4) { |
4356 | icUInt32Number nMatrixBytes = CIccSparseMatrix::MemSize(nNonZeros, m_nRows, sizeof(icFloatNumber))+4*sizeof(icFloatNumber); |
4357 | CIccPcsStepSparseMatrix *pMtx = new CIccPcsStepSparseMatrix(m_nRows, m_nCols, nMatrixBytes); |
4358 | CIccSparseMatrix mtx(pMtx->data(), nMatrixBytes); |
4359 | mtx.Init(m_nRows, m_nCols, true); |
4360 | mtx.FillFromFullMatrix(m_vals); |
4361 | return pMtx; |
4362 | } |
4363 | |
4364 | return (CIccPcsStep*)this; |
4365 | } |
4366 | |
4367 | |
4368 | |
4369 | /** |
4370 | ************************************************************************** |
4371 | * Name: CIccPcsStepMpe::CIccPcsStepMpe |
4372 | * |
4373 | * Purpose: |
4374 | * Constructor |
4375 | ************************************************************************** |
4376 | */ |
4377 | CIccPcsStepMpe::CIccPcsStepMpe(CIccTagMultiProcessElement *pMpe) |
4378 | { |
4379 | m_pMpe = pMpe; |
4380 | } |
4381 | |
4382 | |
4383 | /** |
4384 | ************************************************************************** |
4385 | * Name: CIccPcsStepMpe::~CIccPcsStepMpe |
4386 | * |
4387 | * Purpose: |
4388 | * Destructor |
4389 | ************************************************************************** |
4390 | */ |
4391 | CIccPcsStepMpe::~CIccPcsStepMpe() |
4392 | { |
4393 | if (m_pMpe) |
4394 | delete m_pMpe; |
4395 | } |
4396 | |
4397 | |
4398 | /** |
4399 | ************************************************************************** |
4400 | * Name: CIccPcsStepMpe::GetNewApply |
4401 | * |
4402 | * Purpose: |
4403 | * Allocates a new CIccApplyPcsStep to be used with processing. |
4404 | ************************************************************************** |
4405 | */ |
4406 | CIccApplyPcsStep* CIccPcsStepMpe::GetNewApply() |
4407 | { |
4408 | CIccApplyPcsStepMpe *rv = new CIccApplyPcsStepMpe(this, m_pMpe->GetNewApply()); |
4409 | |
4410 | return rv; |
4411 | } |
4412 | |
4413 | |
4414 | /** |
4415 | ************************************************************************** |
4416 | * Name: CIccPcsStepMpe::Apply |
4417 | * |
4418 | * Purpose: |
4419 | * Applies a MultiProcessingElement to a Source vector to get a Dest vector |
4420 | ************************************************************************** |
4421 | */ |
4422 | void CIccPcsStepMpe::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
4423 | { |
4424 | CIccApplyPcsStepMpe *pMpeApply = (CIccApplyPcsStepMpe*)pApply; |
4425 | |
4426 | m_pMpe->Apply(pMpeApply->m_pApply, pDst, pSrc); |
4427 | } |
4428 | |
4429 | |
4430 | /** |
4431 | ************************************************************************** |
4432 | * Name: CIccPcsStepMpe::dump |
4433 | * |
4434 | * Purpose: |
4435 | * dumps the context of the step |
4436 | ************************************************************************** |
4437 | */ |
4438 | void CIccPcsStepMpe::dump(std::string &str) const |
4439 | { |
4440 | str += "\nCIccPcsStepMpe\n\n"; |
4441 | m_pMpe->Describe(str); |
4442 | } |
4443 | |
4444 | |
4445 | /** |
4446 | ************************************************************************** |
4447 | * Name: CIccPcsStepMpe::isIdentity |
4448 | * |
4449 | * Purpose: |
4450 | * Determines if applying this step will obviously result in no change in data |
4451 | ************************************************************************** |
4452 | */ |
4453 | bool CIccPcsStepMpe::isIdentity() const |
4454 | { |
4455 | if (!m_pMpe || !m_pMpe->NumElements()) |
4456 | return true; |
4457 | return false; |
4458 | } |
4459 | |
4460 | /** |
4461 | ************************************************************************** |
4462 | * Name: CIccPcsStepMpe::GetSrcChannels |
4463 | * |
4464 | * Purpose: |
4465 | * Returns the number of channels of data required going into the multi- |
4466 | * processing element |
4467 | ************************************************************************** |
4468 | */ |
4469 | icUInt16Number CIccPcsStepMpe::GetSrcChannels() const |
4470 | { |
4471 | return m_pMpe->NumInputChannels(); |
4472 | } |
4473 | |
4474 | |
4475 | /** |
4476 | ************************************************************************** |
4477 | * Name: CIccPcsStepMpe::GetDstChannels |
4478 | * |
4479 | * Purpose: |
4480 | * Returns the number of channels of data coming out of the multi- |
4481 | * processing element |
4482 | ************************************************************************** |
4483 | */ |
4484 | icUInt16Number CIccPcsStepMpe::GetDstChannels() const |
4485 | { |
4486 | return m_pMpe->NumOutputChannels(); |
4487 | } |
4488 | |
4489 | |
4490 | /** |
4491 | ************************************************************************** |
4492 | * Name: CIccPcsStepMpe::GetMatrix() |
4493 | * |
4494 | * Purpose: |
4495 | * Returns single CIccMpeMatrix element associated with PCS step or |
4496 | * NULL if the MPE is more complex |
4497 | ************************************************************************** |
4498 | */ |
4499 | CIccMpeMatrix *CIccPcsStepMpe::GetMatrix() const |
4500 | { |
4501 | //Must be single element |
4502 | if (m_pMpe->NumElements() == 1) { |
4503 | CIccMultiProcessElement *pElem = m_pMpe->GetElement(0); |
4504 | //Must be a matrix |
4505 | if (pElem && pElem->GetType() == icSigMatrixElemType) { |
4506 | CIccMpeMatrix *pMtx = (CIccMpeMatrix*)pElem; |
4507 | |
4508 | //Should not apply any constants |
4509 | if (!pMtx->GetConstants() || !pMtx->GetApplyConstants()) |
4510 | return pMtx; |
4511 | } |
4512 | } |
4513 | |
4514 | return NULL__null; |
4515 | } |
4516 | |
4517 | |
4518 | |
4519 | |
4520 | /** |
4521 | ************************************************************************** |
4522 | * Name: CIccPcsStepMpe::Begin |
4523 | * |
4524 | * Purpose: |
4525 | * Initializes multi-processing element for processing. Must be called before |
4526 | * Apply is called |
4527 | ************************************************************************** |
4528 | */ |
4529 | bool CIccPcsStepMpe::Begin() |
4530 | { |
4531 | return m_pMpe->Begin(); |
4532 | } |
4533 | |
4534 | |
4535 | /** |
4536 | ************************************************************************** |
4537 | * Name: CIccPcsStepSrcMatrix::CIccPcsStepSrcMatrix |
4538 | * |
4539 | * Purpose: |
4540 | * Constructor |
4541 | ************************************************************************** |
4542 | */ |
4543 | CIccPcsStepSrcMatrix::CIccPcsStepSrcMatrix(icUInt16Number nRows, icUInt16Number nCols) |
4544 | { |
4545 | m_nRows = nRows; |
4546 | m_nCols = nCols; |
4547 | m_vals = new icFloatNumber[nCols]; |
4548 | } |
4549 | |
4550 | |
4551 | /** |
4552 | ************************************************************************** |
4553 | * Name: CIccPcsStepSrcMatrix::~CIccPcsStepSrcMatrix |
4554 | * |
4555 | * Purpose: |
4556 | * Destructor |
4557 | ************************************************************************** |
4558 | */ |
4559 | CIccPcsStepSrcMatrix::~CIccPcsStepSrcMatrix() |
4560 | { |
4561 | if (m_vals) |
4562 | delete m_vals; |
4563 | } |
4564 | |
4565 | |
4566 | /** |
4567 | ************************************************************************** |
4568 | * Name: CIccPcsStepSrcMatrix::Apply |
4569 | * |
4570 | * Purpose: |
4571 | * Multiplies illuminant stored in m_vals by pSrc matrix passed in resulting |
4572 | * in a pDst vector |
4573 | ************************************************************************** |
4574 | */ |
4575 | void CIccPcsStepSrcMatrix::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
4576 | { |
4577 | int i, j; |
4578 | const icFloatNumber *row = pSrc; |
4579 | for (j=0; j<m_nRows; j++) { |
4580 | pDst[j] = 0.0f; |
4581 | for (i=0; i<m_nCols; i++) { |
4582 | pDst[j] += row[i] * m_vals[i]; |
4583 | } |
4584 | row += m_nCols; |
4585 | } |
4586 | } |
4587 | |
4588 | |
4589 | /** |
4590 | ************************************************************************** |
4591 | * Name: CIccPcsStepSrcMatrix::dump |
4592 | * |
4593 | * Purpose: |
4594 | * dumps the context of the step |
4595 | ************************************************************************** |
4596 | */ |
4597 | void CIccPcsStepSrcMatrix::dump(std::string &str) const |
4598 | { |
4599 | str += "\nCIccPcsStepSrcMatrix\n\n"; |
4600 | char buf[80]; |
4601 | for (int i=0; i<m_nCols; i++) { |
4602 | sprintf(buf, ICCPCSSTEPDUMPFMT" %.8f", m_vals[i]); |
4603 | str += buf; |
4604 | } |
4605 | str += "\n"; |
4606 | } |
4607 | |
4608 | |
4609 | /** |
4610 | ************************************************************************** |
4611 | * Name: CIccPcsStepSparseMatrix::CIccPcsStepSparseMatrix |
4612 | * |
4613 | * Purpose: |
4614 | * Constructor |
4615 | ************************************************************************** |
4616 | */ |
4617 | CIccPcsStepSparseMatrix::CIccPcsStepSparseMatrix(icUInt16Number nRows, icUInt16Number nCols, icUInt32Number nBytesPerMatrix) |
4618 | { |
4619 | m_nRows = nRows; |
4620 | m_nCols = nCols; |
4621 | m_nBytesPerMatrix = nBytesPerMatrix; |
4622 | |
4623 | m_vals = new icFloatNumber[m_nBytesPerMatrix/sizeof(icFloatNumber)]; |
4624 | } |
4625 | |
4626 | |
4627 | /** |
4628 | ************************************************************************** |
4629 | * Name: CIccPcsStepSparseMatrix::~CIccPcsStepSparseMatrix |
4630 | * |
4631 | * Purpose: |
4632 | * Destructor |
4633 | ************************************************************************** |
4634 | */ |
4635 | CIccPcsStepSparseMatrix::~CIccPcsStepSparseMatrix() |
4636 | { |
4637 | if (m_vals) |
4638 | delete [] m_vals; |
4639 | } |
4640 | |
4641 | |
4642 | /** |
4643 | ************************************************************************** |
4644 | * Name: CIccPcsStepSparseMatrix::Apply |
4645 | * |
4646 | * Purpose: |
4647 | * Multiplies illuminant stored in m_vals by pSrc matrix passed in resulting |
4648 | * in a pDst vector |
4649 | ************************************************************************** |
4650 | */ |
4651 | void CIccPcsStepSparseMatrix::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
4652 | { |
4653 | CIccSparseMatrix mtx((icUInt8Number*)m_vals, m_nBytesPerMatrix, icSparseMatrixFloatNum((icSparseMatrixType)0x0000), true); |
4654 | |
4655 | mtx.MultiplyVector(pDst, pSrc); |
4656 | } |
4657 | |
4658 | |
4659 | /** |
4660 | ************************************************************************** |
4661 | * Name: CIccPcsStepSparseMatrix::dump |
4662 | * |
4663 | * Purpose: |
4664 | * dumps the context of the step |
4665 | ************************************************************************** |
4666 | */ |
4667 | void CIccPcsStepSparseMatrix::dump(std::string &str) const |
4668 | { |
4669 | str += "\nCIccPcsStepSparseMatrix\n\n"; |
4670 | // char buf[80]; |
4671 | // for (int i=0; i<m_nCols; i++) { |
4672 | // sprintf(buf, ICCPCSSTEPDUMPFMT, m_vals[i]); |
4673 | // str += buf; |
4674 | // } |
4675 | // str += "\n"; |
4676 | } |
4677 | |
4678 | |
4679 | /** |
4680 | ************************************************************************** |
4681 | * Name: CIccPcsStepSrcSparseMatrix::CIccPcsStepSrcSparseMatrix |
4682 | * |
4683 | * Purpose: |
4684 | * Constructor |
4685 | ************************************************************************** |
4686 | */ |
4687 | CIccPcsStepSrcSparseMatrix::CIccPcsStepSrcSparseMatrix(icUInt16Number nRows, icUInt16Number nCols, icUInt16Number nChannels) |
4688 | { |
4689 | m_nRows = nRows; |
4690 | m_nCols = nCols; |
4691 | m_nChannels = nChannels; |
4692 | m_nBytesPerMatrix = nChannels * sizeof(icFloatNumber); |
4693 | |
4694 | m_vals = new icFloatNumber[nCols]; |
4695 | } |
4696 | |
4697 | |
4698 | /** |
4699 | ************************************************************************** |
4700 | * Name: CIccPcsStepSrcSparseMatrix::~CIccPcsSrcStepSparseMatrix |
4701 | * |
4702 | * Purpose: |
4703 | * Destructor |
4704 | ************************************************************************** |
4705 | */ |
4706 | CIccPcsStepSrcSparseMatrix::~CIccPcsStepSrcSparseMatrix() |
4707 | { |
4708 | if (m_vals) |
4709 | delete [] m_vals; |
4710 | } |
4711 | |
4712 | |
4713 | /** |
4714 | ************************************************************************** |
4715 | * Name: CIccPcsStepSrcSparseMatrix::Apply |
4716 | * |
4717 | * Purpose: |
4718 | * Multiplies illuminant stored in m_vals by pSrc matrix passed in resulting |
4719 | * in a pDst vector |
4720 | ************************************************************************** |
4721 | */ |
4722 | void CIccPcsStepSrcSparseMatrix::Apply(CIccApplyPcsStep *pApply, icFloatNumber *pDst, const icFloatNumber *pSrc) const |
4723 | { |
4724 | CIccSparseMatrix mtx((icUInt8Number*)pSrc, m_nBytesPerMatrix, icSparseMatrixFloatNum((icSparseMatrixType)0x0000), true); |
4725 | |
4726 | mtx.MultiplyVector(pDst, m_vals); |
4727 | } |
4728 | |
4729 | |
4730 | /** |
4731 | ************************************************************************** |
4732 | * Name: CIccPcsStepSrcSparseMatrix::dump |
4733 | * |
4734 | * Purpose: |
4735 | * dumps the context of the step |
4736 | ************************************************************************** |
4737 | */ |
4738 | void CIccPcsStepSrcSparseMatrix::dump(std::string &str) const |
4739 | { |
4740 | str += "\nCIccPcsStepSrcSparseMatrix\n\n"; |
4741 | char buf[80]; |
4742 | for (int i=0; i<m_nCols; i++) { |
4743 | sprintf(buf, ICCPCSSTEPDUMPFMT" %.8f", m_vals[i]); |
4744 | str += buf; |
4745 | } |
4746 | str += "\n"; |
4747 | } |
4748 | |
4749 | |
4750 | /** |
4751 | ************************************************************************** |
4752 | * Name: CIccXformMonochrome::CIccXformMonochrome |
4753 | * |
4754 | * Purpose: |
4755 | * Constructor |
4756 | ************************************************************************** |
4757 | */ |
4758 | CIccXformMonochrome::CIccXformMonochrome() |
4759 | { |
4760 | m_Curve = NULL__null; |
4761 | m_ApplyCurvePtr = NULL__null; |
4762 | m_bFreeCurve = false; |
4763 | } |
4764 | |
4765 | /** |
4766 | ************************************************************************** |
4767 | * Name: CIccXformMonochrome::~CIccXformMonochrome |
4768 | * |
4769 | * Purpose: |
4770 | * Destructor |
4771 | ************************************************************************** |
4772 | */ |
4773 | CIccXformMonochrome::~CIccXformMonochrome() |
4774 | { |
4775 | if (m_bFreeCurve && m_Curve) { |
4776 | delete m_Curve; |
4777 | } |
4778 | } |
4779 | |
4780 | /** |
4781 | ************************************************************************** |
4782 | * Name: CIccXformMonochrome::Begin |
4783 | * |
4784 | * Purpose: |
4785 | * Does the initialization of the Xform before Apply() is called. |
4786 | * Must be called before Apply(). |
4787 | * |
4788 | ************************************************************************** |
4789 | */ |
4790 | icStatusCMM CIccXformMonochrome::Begin() |
4791 | { |
4792 | icStatusCMM status; |
4793 | |
4794 | status = CIccXform::Begin(); |
4795 | if (status != icCmmStatOk) |
4796 | return status; |
4797 | |
4798 | m_ApplyCurvePtr = NULL__null; |
4799 | |
4800 | if (m_bInput) { |
4801 | m_Curve = GetCurve(icSigGrayTRCTag); |
4802 | |
4803 | if (!m_Curve) { |
4804 | return icCmmStatProfileMissingTag; |
4805 | } |
4806 | } |
4807 | else { |
4808 | m_Curve = GetInvCurve(icSigGrayTRCTag); |
4809 | m_bFreeCurve = true; |
4810 | |
4811 | if (!m_Curve) { |
4812 | return icCmmStatProfileMissingTag; |
4813 | } |
4814 | } |
4815 | |
4816 | m_Curve->Begin(); |
4817 | if (!m_Curve->IsIdentity()) { |
4818 | m_ApplyCurvePtr = m_Curve; |
4819 | } |
4820 | |
4821 | return icCmmStatOk; |
4822 | } |
4823 | |
4824 | /** |
4825 | ************************************************************************** |
4826 | * Name: CIccXformMonochrome::Apply |
4827 | * |
4828 | * Purpose: |
4829 | * Does the actual application of the Xform. |
4830 | * |
4831 | * Args: |
4832 | * pApply = ApplyXform object containing temporary storage used during Apply |
4833 | * DstPixel = Destination pixel where the result is stored, |
4834 | * SrcPixel = Source pixel which is to be applied. |
4835 | ************************************************************************** |
4836 | */ |
4837 | void CIccXformMonochrome::Apply(CIccApplyXform* pApply, icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
4838 | { |
4839 | icFloatNumber Pixel[3]; |
4840 | SrcPixel = CheckSrcAbs(pApply, SrcPixel); |
4841 | |
4842 | if (m_bInput) { |
4843 | Pixel[0] = SrcPixel[0]; |
4844 | |
4845 | if (m_ApplyCurvePtr) { |
4846 | Pixel[0] = m_ApplyCurvePtr->Apply(Pixel[0]); |
4847 | } |
4848 | |
4849 | DstPixel[0] = icFloatNumber(icPerceptualRefWhiteX0.9642); |
4850 | DstPixel[1] = icFloatNumber(icPerceptualRefWhiteY1.0000); |
4851 | DstPixel[2] = icFloatNumber(icPerceptualRefWhiteZ0.8249); |
4852 | |
4853 | icXyzToPcs(DstPixel); |
4854 | |
4855 | if (m_pProfile->m_Header.pcs==icSigLabData) { |
4856 | if (UseLegacyPCS()) { |
4857 | CIccPCS::XyzToLab2(DstPixel, DstPixel, true); |
4858 | } |
4859 | else { |
4860 | CIccPCS::XyzToLab(DstPixel, DstPixel, true); |
4861 | } |
4862 | } |
4863 | |
4864 | DstPixel[0] *= Pixel[0]; |
4865 | DstPixel[1] *= Pixel[0]; |
4866 | DstPixel[2] *= Pixel[0]; |
4867 | } |
4868 | else { |
4869 | Pixel[0] = icFloatNumber(icPerceptualRefWhiteX0.9642); |
4870 | Pixel[1] = icFloatNumber(icPerceptualRefWhiteY1.0000); |
4871 | Pixel[2] = icFloatNumber(icPerceptualRefWhiteZ0.8249); |
4872 | |
4873 | icXyzToPcs(Pixel); |
4874 | |
4875 | if (m_pProfile->m_Header.pcs==icSigLabData) { |
4876 | if (UseLegacyPCS()) { |
4877 | CIccPCS::XyzToLab2(Pixel, Pixel, true); |
4878 | } |
4879 | else { |
4880 | CIccPCS::XyzToLab(Pixel, Pixel, true); |
4881 | } |
4882 | DstPixel[0] = SrcPixel[0]/Pixel[0]; |
4883 | } |
4884 | else { |
4885 | DstPixel[0] = SrcPixel[1]/Pixel[1]; |
4886 | } |
4887 | |
4888 | if (m_ApplyCurvePtr) { |
4889 | DstPixel[0] = m_ApplyCurvePtr->Apply(DstPixel[0]); |
4890 | } |
4891 | } |
4892 | |
4893 | CheckDstAbs(DstPixel); |
4894 | } |
4895 | |
4896 | /** |
4897 | ************************************************************************** |
4898 | * Name: CIccXformMonochrome::GetCurve |
4899 | * |
4900 | * Purpose: |
4901 | * Gets the curve having the passed signature, from the profile. |
4902 | * |
4903 | * Args: |
4904 | * sig = signature of the curve to be found |
4905 | * |
4906 | * Return: |
4907 | * Pointer to the curve. |
4908 | ************************************************************************** |
4909 | */ |
4910 | CIccCurve *CIccXformMonochrome::GetCurve(icSignature sig) const |
4911 | { |
4912 | CIccTag *pTag = m_pProfile->FindTag(sig); |
4913 | |
4914 | if (pTag && (pTag->GetType()==icSigCurveType || pTag->GetType()==icSigParametricCurveType)) { |
4915 | return (CIccCurve*)pTag; |
4916 | } |
4917 | |
4918 | return NULL__null; |
4919 | } |
4920 | |
4921 | /** |
4922 | ************************************************************************** |
4923 | * Name: CIccXformMonochrome::GetInvCurve |
4924 | * |
4925 | * Purpose: |
4926 | * Gets the inverted curve having the passed signature, from the profile. |
4927 | * |
4928 | * Args: |
4929 | * sig = signature of the curve to be inverted |
4930 | * |
4931 | * Return: |
4932 | * Pointer to the inverted curve. |
4933 | ************************************************************************** |
4934 | */ |
4935 | CIccCurve *CIccXformMonochrome::GetInvCurve(icSignature sig) const |
4936 | { |
4937 | CIccCurve *pCurve; |
4938 | CIccTagCurve *pInvCurve; |
4939 | |
4940 | if (!(pCurve = GetCurve(sig))) |
4941 | return NULL__null; |
4942 | |
4943 | pCurve->Begin(); |
4944 | |
4945 | pInvCurve = new CIccTagCurve(2048); |
4946 | |
4947 | int i; |
4948 | icFloatNumber x; |
4949 | icFloatNumber *Lut = &(*pInvCurve)[0]; |
4950 | |
4951 | for (i=0; i<2048; i++) { |
4952 | x=(icFloatNumber)i / 2047; |
4953 | |
4954 | Lut[i] = pCurve->Find(x); |
4955 | } |
4956 | |
4957 | return pInvCurve; |
4958 | } |
4959 | |
4960 | /** |
4961 | ************************************************************************** |
4962 | * Name: CIccXformMonochrome::ExtractInputCurves |
4963 | * |
4964 | * Purpose: |
4965 | * Gets the input curves. Should be called only after Begin() |
4966 | * has been called. Once the curves are extracted, they will |
4967 | * not be used by the Apply() function. |
4968 | * WARNING: caller owns the curves and must be deleted by the caller. |
4969 | * |
4970 | * Return: |
4971 | * Pointer to the input curves. |
4972 | ************************************************************************** |
4973 | */ |
4974 | LPIccCurve* CIccXformMonochrome::ExtractInputCurves() |
4975 | { |
4976 | if (m_bInput) { |
4977 | if (m_Curve) { |
4978 | LPIccCurve* Curve = new LPIccCurve[1]; |
4979 | Curve[0] = (LPIccCurve)(m_Curve->NewCopy()); |
4980 | m_ApplyCurvePtr = NULL__null; |
4981 | return Curve; |
4982 | } |
4983 | } |
4984 | |
4985 | return NULL__null; |
4986 | } |
4987 | |
4988 | /** |
4989 | ************************************************************************** |
4990 | * Name: CIccXformMonochrome::ExtractOutputCurves |
4991 | * |
4992 | * Purpose: |
4993 | * Gets the output curves. Should be called only after Begin() |
4994 | * has been called. Once the curves are extracted, they will |
4995 | * not be used by the Apply() function. |
4996 | * WARNING: caller owns the curves and must be deleted by the caller. |
4997 | * |
4998 | * Return: |
4999 | * Pointer to the output curves. |
5000 | ************************************************************************** |
5001 | */ |
5002 | LPIccCurve* CIccXformMonochrome::ExtractOutputCurves() |
5003 | { |
5004 | if (!m_bInput) { |
5005 | if (m_Curve) { |
5006 | LPIccCurve* Curve = new LPIccCurve[1]; |
5007 | Curve[0] = (LPIccCurve)(m_Curve->NewCopy()); |
5008 | m_ApplyCurvePtr = NULL__null; |
5009 | return Curve; |
5010 | } |
5011 | } |
5012 | |
5013 | return NULL__null; |
5014 | } |
5015 | |
5016 | /** |
5017 | ************************************************************************** |
5018 | * Name: CIccXformMatrixTRC::CIccXformMatrixTRC |
5019 | * |
5020 | * Purpose: |
5021 | * Constructor |
5022 | ************************************************************************** |
5023 | */ |
5024 | CIccXformMatrixTRC::CIccXformMatrixTRC() |
5025 | { |
5026 | m_Curve[0] = m_Curve[1] = m_Curve[2] = NULL__null; |
5027 | m_ApplyCurvePtr = NULL__null; |
5028 | m_bFreeCurve = false; |
5029 | } |
5030 | |
5031 | /** |
5032 | ************************************************************************** |
5033 | * Name: CIccXformMatrixTRC::~CIccXformMatrixTRC |
5034 | * |
5035 | * Purpose: |
5036 | * Destructor |
5037 | ************************************************************************** |
5038 | */ |
5039 | CIccXformMatrixTRC::~CIccXformMatrixTRC() |
5040 | { |
5041 | if (m_bFreeCurve) { |
5042 | if (m_Curve[0]) |
5043 | delete m_Curve[0]; |
5044 | if (m_Curve[1]) |
5045 | delete m_Curve[1]; |
5046 | if (m_Curve[2]) |
5047 | delete m_Curve[2]; |
5048 | } |
5049 | } |
5050 | |
5051 | /** |
5052 | ************************************************************************** |
5053 | * Name: CIccXformMatrixTRC::Begin |
5054 | * |
5055 | * Purpose: |
5056 | * Does the initialization of the Xform before Apply() is called. |
5057 | * Must be called before Apply(). |
5058 | * |
5059 | ************************************************************************** |
5060 | */ |
5061 | icStatusCMM CIccXformMatrixTRC::Begin() |
5062 | { |
5063 | icStatusCMM status; |
5064 | const CIccTagXYZ *pXYZ; |
5065 | |
5066 | status = CIccXform::Begin(); |
5067 | if (status != icCmmStatOk) |
5068 | return status; |
5069 | |
5070 | pXYZ = GetColumn(icSigRedMatrixColumnTag); |
5071 | if (!pXYZ) { |
5072 | return icCmmStatProfileMissingTag; |
5073 | } |
5074 | |
5075 | m_e[0] = icFtoD((*pXYZ)[0].X); |
5076 | m_e[3] = icFtoD((*pXYZ)[0].Y); |
5077 | m_e[6] = icFtoD((*pXYZ)[0].Z); |
5078 | |
5079 | pXYZ = GetColumn(icSigGreenMatrixColumnTag); |
5080 | if (!pXYZ) { |
5081 | return icCmmStatProfileMissingTag; |
5082 | } |
5083 | |
5084 | m_e[1] = icFtoD((*pXYZ)[0].X); |
5085 | m_e[4] = icFtoD((*pXYZ)[0].Y); |
5086 | m_e[7] = icFtoD((*pXYZ)[0].Z); |
5087 | |
5088 | pXYZ = GetColumn(icSigBlueMatrixColumnTag); |
5089 | if (!pXYZ) { |
5090 | return icCmmStatProfileMissingTag; |
5091 | } |
5092 | |
5093 | m_e[2] = icFtoD((*pXYZ)[0].X); |
5094 | m_e[5] = icFtoD((*pXYZ)[0].Y); |
5095 | m_e[8] = icFtoD((*pXYZ)[0].Z); |
5096 | |
5097 | m_ApplyCurvePtr = NULL__null; |
5098 | |
5099 | if (m_bInput) { |
5100 | m_Curve[0] = GetCurve(icSigRedTRCTag); |
5101 | m_Curve[1] = GetCurve(icSigGreenTRCTag); |
5102 | m_Curve[2] = GetCurve(icSigBlueTRCTag); |
5103 | |
5104 | if (!m_Curve[0] || !m_Curve[1] || !m_Curve[2]) { |
5105 | return icCmmStatProfileMissingTag; |
5106 | } |
5107 | |
5108 | } |
5109 | else { |
5110 | if (m_pProfile->m_Header.pcs!=icSigXYZData) { |
5111 | return icCmmStatBadSpaceLink; |
5112 | } |
5113 | |
5114 | m_Curve[0] = GetInvCurve(icSigRedTRCTag); |
5115 | m_Curve[1] = GetInvCurve(icSigGreenTRCTag); |
5116 | m_Curve[2] = GetInvCurve(icSigBlueTRCTag); |
5117 | |
5118 | m_bFreeCurve = true; |
5119 | |
5120 | if (!m_Curve[0] || !m_Curve[1] || !m_Curve[2]) { |
5121 | return icCmmStatProfileMissingTag; |
5122 | } |
5123 | |
5124 | if (!icMatrixInvert3x3(m_e)) { |
5125 | return icCmmStatInvalidProfile; |
5126 | } |
5127 | } |
5128 | |
5129 | m_Curve[0]->Begin(); |
5130 | m_Curve[1]->Begin(); |
5131 | m_Curve[2]->Begin(); |
5132 | |
5133 | if (!m_Curve[0]->IsIdentity() || !m_Curve[1]->IsIdentity() || !m_Curve[2]->IsIdentity()) { |
5134 | m_ApplyCurvePtr = m_Curve; |
5135 | } |
5136 | |
5137 | return icCmmStatOk; |
5138 | } |
5139 | |
5140 | |
5141 | static icFloatNumber XYZScale(icFloatNumber v) |
5142 | { |
5143 | v = (icFloatNumber)(v * 32768.0 / 65535.0); |
5144 | return v; |
5145 | } |
5146 | |
5147 | static icFloatNumber XYZDescale(icFloatNumber v) |
5148 | { |
5149 | return (icFloatNumber)(v * 65535.0 / 32768.0); |
5150 | } |
5151 | |
5152 | static icFloatNumber RGBClip(icFloatNumber v, CIccCurve *pCurve) |
5153 | { |
5154 | if (v<=0) |
5155 | return(pCurve->Apply(0)); |
5156 | else if (v>=1.0) |
5157 | return (pCurve->Apply(1.0)); |
5158 | |
5159 | return pCurve->Apply(v); |
5160 | } |
5161 | |
5162 | /** |
5163 | ************************************************************************** |
5164 | * Name: CIccXformMatrixTRC::Apply |
5165 | * |
5166 | * Purpose: |
5167 | * Does the actual application of the Xform. |
5168 | * |
5169 | * Args: |
5170 | * pApply = ApplyXform object containging temporary storage used during Apply |
5171 | * DstPixel = Destination pixel where the result is stored, |
5172 | * SrcPixel = Source pixel which is to be applied. |
5173 | ************************************************************************** |
5174 | */ |
5175 | void CIccXformMatrixTRC::Apply(CIccApplyXform* pApply, icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
5176 | { |
5177 | icFloatNumber Pixel[3]; |
5178 | |
5179 | SrcPixel = CheckSrcAbs(pApply, SrcPixel); |
5180 | Pixel[0] = SrcPixel[0]; |
5181 | Pixel[1] = SrcPixel[1]; |
5182 | Pixel[2] = SrcPixel[2]; |
5183 | |
5184 | if (m_bInput) { |
5185 | |
5186 | double LinR, LinG, LinB; |
5187 | if (m_ApplyCurvePtr) { |
5188 | LinR = m_ApplyCurvePtr[0]->Apply(Pixel[0]); |
5189 | LinG = m_ApplyCurvePtr[1]->Apply(Pixel[1]); |
5190 | LinB = m_ApplyCurvePtr[2]->Apply(Pixel[2]); |
5191 | } |
5192 | else { |
5193 | LinR = Pixel[0]; |
5194 | LinG = Pixel[1]; |
5195 | LinB = Pixel[2]; |
5196 | } |
5197 | |
5198 | DstPixel[0] = XYZScale((icFloatNumber)(m_e[0] * LinR + m_e[1] * LinG + m_e[2] * LinB)); |
5199 | DstPixel[1] = XYZScale((icFloatNumber)(m_e[3] * LinR + m_e[4] * LinG + m_e[5] * LinB)); |
5200 | DstPixel[2] = XYZScale((icFloatNumber)(m_e[6] * LinR + m_e[7] * LinG + m_e[8] * LinB)); |
5201 | } |
5202 | else { |
5203 | double X = XYZDescale(Pixel[0]); |
5204 | double Y = XYZDescale(Pixel[1]); |
5205 | double Z = XYZDescale(Pixel[2]); |
5206 | |
5207 | if (m_ApplyCurvePtr) { |
5208 | DstPixel[0] = RGBClip((icFloatNumber)(m_e[0] * X + m_e[1] * Y + m_e[2] * Z), m_ApplyCurvePtr[0]); |
5209 | DstPixel[1] = RGBClip((icFloatNumber)(m_e[3] * X + m_e[4] * Y + m_e[5] * Z), m_ApplyCurvePtr[1]); |
5210 | DstPixel[2] = RGBClip((icFloatNumber)(m_e[6] * X + m_e[7] * Y + m_e[8] * Z), m_ApplyCurvePtr[2]); |
5211 | } |
5212 | else { |
5213 | DstPixel[0] = (icFloatNumber)(m_e[0] * X + m_e[1] * Y + m_e[2] * Z); |
5214 | DstPixel[1] = (icFloatNumber)(m_e[3] * X + m_e[4] * Y + m_e[5] * Z); |
5215 | DstPixel[2] = (icFloatNumber)(m_e[6] * X + m_e[7] * Y + m_e[8] * Z); |
5216 | } |
5217 | } |
5218 | |
5219 | CheckDstAbs(DstPixel); |
5220 | } |
5221 | |
5222 | /** |
5223 | ************************************************************************** |
5224 | * Name: CIccXformMatrixTRC::GetCurve |
5225 | * |
5226 | * Purpose: |
5227 | * Gets the curve having the passed signature, from the profile. |
5228 | * |
5229 | * Args: |
5230 | * sig = signature of the curve to be found |
5231 | * |
5232 | * Return: |
5233 | * Pointer to the curve. |
5234 | ************************************************************************** |
5235 | */ |
5236 | CIccCurve *CIccXformMatrixTRC::GetCurve(icSignature sig) const |
5237 | { |
5238 | CIccTag *pTag = m_pProfile->FindTag(sig); |
5239 | |
5240 | if (pTag->GetType()==icSigCurveType || pTag->GetType()==icSigParametricCurveType) { |
5241 | return (CIccCurve*)pTag; |
5242 | } |
5243 | |
5244 | return NULL__null; |
5245 | } |
5246 | |
5247 | /** |
5248 | ************************************************************************** |
5249 | * Name: CIccXformMatrixTRC::GetColumn |
5250 | * |
5251 | * Purpose: |
5252 | * Gets the XYZ tag from the profile. |
5253 | * |
5254 | * Args: |
5255 | * sig = signature of the XYZ tag to be found. |
5256 | * |
5257 | * Return: |
5258 | * Pointer to the XYZ tag. |
5259 | ************************************************************************** |
5260 | */ |
5261 | CIccTagXYZ *CIccXformMatrixTRC::GetColumn(icSignature sig) const |
5262 | { |
5263 | CIccTag *pTag = m_pProfile->FindTag(sig); |
5264 | |
5265 | if (!pTag || pTag->GetType()!=icSigXYZType) { |
5266 | return NULL__null; |
5267 | } |
5268 | |
5269 | return (CIccTagXYZ*)pTag; |
5270 | } |
5271 | |
5272 | /** |
5273 | ************************************************************************** |
5274 | * Name: CIccXformMatrixTRC::GetInvCurve |
5275 | * |
5276 | * Purpose: |
5277 | * Gets the inverted curve having the passed signature, from the profile. |
5278 | * |
5279 | * Args: |
5280 | * sig = signature of the curve to be inverted |
5281 | * |
5282 | * Return: |
5283 | * Pointer to the inverted curve. |
5284 | ************************************************************************** |
5285 | */ |
5286 | CIccCurve *CIccXformMatrixTRC::GetInvCurve(icSignature sig) const |
5287 | { |
5288 | CIccCurve *pCurve; |
5289 | CIccTagCurve *pInvCurve; |
5290 | |
5291 | if (!(pCurve = GetCurve(sig))) |
5292 | return NULL__null; |
5293 | |
5294 | pCurve->Begin(); |
5295 | |
5296 | pInvCurve = new CIccTagCurve(2048); |
5297 | |
5298 | int i; |
5299 | icFloatNumber x; |
5300 | icFloatNumber *Lut = &(*pInvCurve)[0]; |
5301 | |
5302 | for (i=0; i<2048; i++) { |
5303 | x=(icFloatNumber)i / 2047; |
5304 | |
5305 | Lut[i] = pCurve->Find(x); |
5306 | } |
5307 | |
5308 | return pInvCurve; |
5309 | } |
5310 | |
5311 | /** |
5312 | ************************************************************************** |
5313 | * Name: CIccXformMatrixTRC::ExtractInputCurves |
5314 | * |
5315 | * Purpose: |
5316 | * Gets the input curves. Should be called only after Begin() |
5317 | * has been called. Once the curves are extracted, they will |
5318 | * not be used by the Apply() function. |
5319 | * WARNING: caller owns the curves and must be deleted by the caller. |
5320 | * |
5321 | * Return: |
5322 | * Pointer to the input curves. |
5323 | ************************************************************************** |
5324 | */ |
5325 | LPIccCurve* CIccXformMatrixTRC::ExtractInputCurves() |
5326 | { |
5327 | if (m_bInput) { |
5328 | if (m_Curve[0]) { |
5329 | LPIccCurve* Curve = new LPIccCurve[3]; |
5330 | Curve[0] = (LPIccCurve)(m_Curve[0]->NewCopy()); |
5331 | Curve[1] = (LPIccCurve)(m_Curve[1]->NewCopy()); |
5332 | Curve[2] = (LPIccCurve)(m_Curve[2]->NewCopy()); |
5333 | m_ApplyCurvePtr = NULL__null; |
5334 | return Curve; |
5335 | } |
5336 | } |
5337 | |
5338 | return NULL__null; |
5339 | } |
5340 | |
5341 | /** |
5342 | ************************************************************************** |
5343 | * Name: CIccXformMatrixTRC::ExtractOutputCurves |
5344 | * |
5345 | * Purpose: |
5346 | * Gets the output curves. Should be called only after Begin() |
5347 | * has been called. Once the curves are extracted, they will |
5348 | * not be used by the Apply() function. |
5349 | * WARNING: caller owns the curves and must be deleted by the caller. |
5350 | * |
5351 | * Return: |
5352 | * Pointer to the output curves. |
5353 | ************************************************************************** |
5354 | */ |
5355 | LPIccCurve* CIccXformMatrixTRC::ExtractOutputCurves() |
5356 | { |
5357 | if (!m_bInput) { |
5358 | if (m_Curve[0]) { |
5359 | LPIccCurve* Curve = new LPIccCurve[3]; |
5360 | Curve[0] = (LPIccCurve)(m_Curve[0]->NewCopy()); |
5361 | Curve[1] = (LPIccCurve)(m_Curve[1]->NewCopy()); |
5362 | Curve[2] = (LPIccCurve)(m_Curve[2]->NewCopy()); |
5363 | m_ApplyCurvePtr = NULL__null; |
5364 | return Curve; |
5365 | } |
5366 | } |
5367 | |
5368 | return NULL__null; |
5369 | } |
5370 | |
5371 | /** |
5372 | ************************************************************************** |
5373 | * Name: CIccXform3DLut::CIccXform3DLut |
5374 | * |
5375 | * Purpose: |
5376 | * Constructor |
5377 | * |
5378 | * Args: |
5379 | * pTag = Pointer to the tag of type CIccMBB |
5380 | ************************************************************************** |
5381 | */ |
5382 | CIccXform3DLut::CIccXform3DLut(CIccTag *pTag) |
5383 | { |
5384 | if (pTag && pTag->IsMBBType()) { |
5385 | m_pTag = (CIccMBB*)pTag; |
5386 | } |
5387 | else |
5388 | m_pTag = NULL__null; |
5389 | |
5390 | m_ApplyCurvePtrA = m_ApplyCurvePtrB = m_ApplyCurvePtrM = NULL__null; |
5391 | m_ApplyMatrixPtr = NULL__null; |
5392 | } |
5393 | |
5394 | /** |
5395 | ************************************************************************** |
5396 | * Name: CIccXform3DLut::~CIccXform3DLut |
5397 | * |
5398 | * Purpose: |
5399 | * Destructor |
5400 | ************************************************************************** |
5401 | */ |
5402 | CIccXform3DLut::~CIccXform3DLut() |
5403 | { |
5404 | } |
5405 | |
5406 | /** |
5407 | ************************************************************************** |
5408 | * Name: CIccXform3DLut::Begin |
5409 | * |
5410 | * Purpose: |
5411 | * Does the initialization of the Xform before Apply() is called. |
5412 | * Must be called before Apply(). |
5413 | * |
5414 | ************************************************************************** |
5415 | */ |
5416 | icStatusCMM CIccXform3DLut::Begin() |
5417 | { |
5418 | icStatusCMM status; |
5419 | CIccCurve **Curve; |
5420 | int i; |
5421 | |
5422 | status = CIccXform::Begin(); |
5423 | if (status != icCmmStatOk) |
5424 | return status; |
5425 | |
5426 | if (!m_pTag || |
5427 | m_pTag->InputChannels()!=3) { |
5428 | return icCmmStatInvalidLut; |
5429 | } |
5430 | |
5431 | m_ApplyCurvePtrA = NULL__null; |
5432 | m_ApplyCurvePtrB = NULL__null; |
5433 | m_ApplyCurvePtrM = NULL__null; |
5434 | |
5435 | if (m_pTag->m_bInputMatrix) { |
5436 | if (m_pTag->m_CurvesB) { |
5437 | Curve = m_pTag->m_CurvesB; |
5438 | |
5439 | Curve[0]->Begin(); |
5440 | Curve[1]->Begin(); |
5441 | Curve[2]->Begin(); |
5442 | |
5443 | if (!Curve[0]->IsIdentity() || !Curve[1]->IsIdentity() || !Curve[2]->IsIdentity()) { |
5444 | m_ApplyCurvePtrB = Curve; |
5445 | } |
5446 | } |
5447 | |
5448 | if (m_pTag->m_CurvesM) { |
5449 | Curve = m_pTag->m_CurvesM; |
5450 | |
5451 | Curve[0]->Begin(); |
5452 | Curve[1]->Begin(); |
5453 | Curve[2]->Begin(); |
5454 | |
5455 | if (!Curve[0]->IsIdentity() || !Curve[1]->IsIdentity() || !Curve[2]->IsIdentity()) { |
5456 | m_ApplyCurvePtrM = Curve; |
5457 | } |
5458 | } |
5459 | |
5460 | if (m_pTag->m_CLUT) { |
5461 | m_pTag->m_CLUT->Begin(); |
5462 | } |
5463 | |
5464 | if (m_pTag->m_CurvesA) { |
5465 | Curve = m_pTag->m_CurvesA; |
5466 | |
5467 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5468 | Curve[i]->Begin(); |
5469 | } |
5470 | |
5471 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5472 | if (!Curve[i]->IsIdentity()) { |
5473 | m_ApplyCurvePtrA = Curve; |
5474 | break; |
5475 | } |
5476 | } |
5477 | } |
5478 | |
5479 | } |
5480 | else { |
5481 | if (m_pTag->m_CurvesA) { |
5482 | Curve = m_pTag->m_CurvesA; |
5483 | |
5484 | Curve[0]->Begin(); |
5485 | Curve[1]->Begin(); |
5486 | Curve[2]->Begin(); |
5487 | |
5488 | if (!Curve[0]->IsIdentity() || !Curve[1]->IsIdentity() || !Curve[2]->IsIdentity()) { |
5489 | m_ApplyCurvePtrA = Curve; |
5490 | } |
5491 | } |
5492 | |
5493 | if (m_pTag->m_CLUT) { |
5494 | m_pTag->m_CLUT->Begin(); |
5495 | } |
5496 | |
5497 | if (m_pTag->m_CurvesM) { |
5498 | Curve = m_pTag->m_CurvesM; |
5499 | |
5500 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5501 | Curve[i]->Begin(); |
5502 | } |
5503 | |
5504 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5505 | if (!Curve[i]->IsIdentity()) { |
5506 | m_ApplyCurvePtrM = Curve; |
5507 | break; |
5508 | } |
5509 | } |
5510 | } |
5511 | |
5512 | if (m_pTag->m_CurvesB) { |
5513 | Curve = m_pTag->m_CurvesB; |
5514 | |
5515 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5516 | Curve[i]->Begin(); |
5517 | } |
5518 | |
5519 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5520 | if (!Curve[i]->IsIdentity()) { |
5521 | m_ApplyCurvePtrB = Curve; |
5522 | break; |
5523 | } |
5524 | } |
5525 | } |
5526 | } |
5527 | |
5528 | m_ApplyMatrixPtr = NULL__null; |
5529 | if (m_pTag->m_Matrix) { |
5530 | if (m_pTag->m_bInputMatrix) { |
5531 | if (m_pTag->m_nInput!=3) { |
5532 | return icCmmStatInvalidProfile; |
5533 | } |
5534 | } |
5535 | else { |
5536 | if (m_pTag->m_nOutput!=3) { |
5537 | return icCmmStatInvalidProfile; |
5538 | } |
5539 | } |
5540 | |
5541 | if (!m_pTag->m_Matrix->IsIdentity()) { |
5542 | m_ApplyMatrixPtr = m_pTag->m_Matrix; |
5543 | } |
5544 | } |
5545 | |
5546 | return icCmmStatOk; |
5547 | } |
5548 | |
5549 | /** |
5550 | ************************************************************************** |
5551 | * Name: CIccXform3DLut::Apply |
5552 | * |
5553 | * Purpose: |
5554 | * Does the actual application of the Xform. |
5555 | * |
5556 | * Args: |
5557 | * pApply = ApplyXform object containing temporary storage used during Apply |
5558 | * DstPixel = Destination pixel where the result is stored, |
5559 | * SrcPixel = Source pixel which is to be applied. |
5560 | ************************************************************************** |
5561 | */ |
5562 | void CIccXform3DLut::Apply(CIccApplyXform* pApply, icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
5563 | { |
5564 | icFloatNumber Pixel[16]; |
5565 | int i; |
5566 | |
5567 | SrcPixel = CheckSrcAbs(pApply, SrcPixel); |
5568 | Pixel[0] = SrcPixel[0]; |
5569 | Pixel[1] = SrcPixel[1]; |
5570 | Pixel[2] = SrcPixel[2]; |
5571 | |
5572 | if (m_pTag->m_bInputMatrix) { |
5573 | if (m_ApplyCurvePtrB) { |
5574 | Pixel[0] = m_ApplyCurvePtrB[0]->Apply(Pixel[0]); |
5575 | Pixel[1] = m_ApplyCurvePtrB[1]->Apply(Pixel[1]); |
5576 | Pixel[2] = m_ApplyCurvePtrB[2]->Apply(Pixel[2]); |
5577 | } |
5578 | |
5579 | if (m_ApplyMatrixPtr) { |
5580 | m_ApplyMatrixPtr->Apply(Pixel); |
5581 | } |
5582 | |
5583 | if (m_ApplyCurvePtrM) { |
5584 | Pixel[0] = m_ApplyCurvePtrM[0]->Apply(Pixel[0]); |
5585 | Pixel[1] = m_ApplyCurvePtrM[1]->Apply(Pixel[1]); |
5586 | Pixel[2] = m_ApplyCurvePtrM[2]->Apply(Pixel[2]); |
5587 | } |
5588 | |
5589 | if (m_pTag->m_CLUT) { |
5590 | if (m_nInterp==icInterpLinear) |
5591 | m_pTag->m_CLUT->Interp3d(Pixel, Pixel); |
5592 | else |
5593 | m_pTag->m_CLUT->Interp3dTetra(Pixel, Pixel); |
5594 | } |
5595 | |
5596 | if (m_ApplyCurvePtrA) { |
5597 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5598 | Pixel[i] = m_ApplyCurvePtrA[i]->Apply(Pixel[i]); |
5599 | } |
5600 | } |
5601 | |
5602 | } |
5603 | else { |
5604 | if (m_ApplyCurvePtrA) { |
5605 | Pixel[0] = m_ApplyCurvePtrA[0]->Apply(Pixel[0]); |
5606 | Pixel[1] = m_ApplyCurvePtrA[1]->Apply(Pixel[1]); |
5607 | Pixel[2] = m_ApplyCurvePtrA[2]->Apply(Pixel[2]); |
5608 | } |
5609 | |
5610 | if (m_pTag->m_CLUT) { |
5611 | if (m_nInterp==icInterpLinear) |
5612 | m_pTag->m_CLUT->Interp3d(Pixel, Pixel); |
5613 | else |
5614 | m_pTag->m_CLUT->Interp3dTetra(Pixel, Pixel); |
5615 | } |
5616 | |
5617 | if (m_ApplyCurvePtrM) { |
5618 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5619 | Pixel[i] = m_ApplyCurvePtrM[i]->Apply(Pixel[i]); |
5620 | } |
5621 | } |
5622 | |
5623 | if (m_ApplyMatrixPtr) { |
5624 | m_ApplyMatrixPtr->Apply(Pixel); |
5625 | } |
5626 | |
5627 | if (m_ApplyCurvePtrB) { |
5628 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5629 | Pixel[i] = m_ApplyCurvePtrB[i]->Apply(Pixel[i]); |
5630 | } |
5631 | } |
5632 | } |
5633 | |
5634 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5635 | DstPixel[i] = Pixel[i]; |
5636 | } |
5637 | |
5638 | CheckDstAbs(DstPixel); |
5639 | } |
5640 | |
5641 | /** |
5642 | ************************************************************************** |
5643 | * Name: CIccXform3DLut::ExtractInputCurves |
5644 | * |
5645 | * Purpose: |
5646 | * Gets the input curves. Should be called only after Begin() |
5647 | * has been called. Once the curves are extracted, they will |
5648 | * not be used by the Apply() function. |
5649 | * WARNING: caller owns the curves and must be deleted by the caller. |
5650 | * |
5651 | * Return: |
5652 | * Pointer to the input curves. |
5653 | ************************************************************************** |
5654 | */ |
5655 | LPIccCurve* CIccXform3DLut::ExtractInputCurves() |
5656 | { |
5657 | if (m_bInput) { |
5658 | if (m_pTag->m_bInputMatrix) { |
5659 | if (m_pTag->m_CurvesB) { |
5660 | LPIccCurve* Curve = new LPIccCurve[3]; |
5661 | Curve[0] = (LPIccCurve)(m_pTag->m_CurvesB[0]->NewCopy()); |
5662 | Curve[1] = (LPIccCurve)(m_pTag->m_CurvesB[1]->NewCopy()); |
5663 | Curve[2] = (LPIccCurve)(m_pTag->m_CurvesB[2]->NewCopy()); |
5664 | m_ApplyCurvePtrB = NULL__null; |
5665 | return Curve; |
5666 | } |
5667 | } |
5668 | else { |
5669 | if (m_pTag->m_CurvesA) { |
5670 | LPIccCurve* Curve = new LPIccCurve[3]; |
5671 | Curve[0] = (LPIccCurve)(m_pTag->m_CurvesA[0]->NewCopy()); |
5672 | Curve[1] = (LPIccCurve)(m_pTag->m_CurvesA[1]->NewCopy()); |
5673 | Curve[2] = (LPIccCurve)(m_pTag->m_CurvesA[2]->NewCopy()); |
5674 | m_ApplyCurvePtrA = NULL__null; |
5675 | return Curve; |
5676 | } |
5677 | } |
5678 | } |
5679 | |
5680 | return NULL__null; |
5681 | } |
5682 | |
5683 | /** |
5684 | ************************************************************************** |
5685 | * Name: CIccXform3DLut::ExtractOutputCurves |
5686 | * |
5687 | * Purpose: |
5688 | * Gets the output curves. Should be called only after Begin() |
5689 | * has been called. Once the curves are extracted, they will |
5690 | * not be used by the Apply() function. |
5691 | * WARNING: caller owns the curves and must be deleted by the caller. |
5692 | * |
5693 | * Return: |
5694 | * Pointer to the output curves. |
5695 | ************************************************************************** |
5696 | */ |
5697 | LPIccCurve* CIccXform3DLut::ExtractOutputCurves() |
5698 | { |
5699 | if (!m_bInput) { |
5700 | if (m_pTag->m_bInputMatrix) { |
5701 | if (m_pTag->m_CurvesA) { |
5702 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nOutput]; |
5703 | for (int i=0; i<m_pTag->m_nOutput; i++) { |
5704 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesA[i]->NewCopy()); |
5705 | } |
5706 | m_ApplyCurvePtrA = NULL__null; |
5707 | return Curve; |
5708 | } |
5709 | } |
5710 | else { |
5711 | if (m_pTag->m_CurvesB) { |
5712 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nOutput]; |
5713 | for (int i=0; i<m_pTag->m_nOutput; i++) { |
5714 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesB[i]->NewCopy()); |
5715 | } |
5716 | m_ApplyCurvePtrB = NULL__null; |
5717 | return Curve; |
5718 | } |
5719 | } |
5720 | } |
5721 | |
5722 | return NULL__null; |
5723 | } |
5724 | |
5725 | /** |
5726 | ************************************************************************** |
5727 | * Name: CIccXform4DLut::CIccXform4DLut |
5728 | * |
5729 | * Purpose: |
5730 | * Constructor |
5731 | * |
5732 | * Args: |
5733 | * pTag = Pointer to the tag of type CIccMBB |
5734 | ************************************************************************** |
5735 | */ |
5736 | CIccXform4DLut::CIccXform4DLut(CIccTag *pTag) |
5737 | { |
5738 | if (pTag && pTag->IsMBBType()) { |
5739 | m_pTag = (CIccMBB*)pTag; |
5740 | } |
5741 | else |
5742 | m_pTag = NULL__null; |
5743 | |
5744 | m_ApplyCurvePtrA = m_ApplyCurvePtrB = m_ApplyCurvePtrM = NULL__null; |
5745 | m_ApplyMatrixPtr = NULL__null; |
5746 | } |
5747 | |
5748 | |
5749 | /** |
5750 | ************************************************************************** |
5751 | * Name: CIccXform4DLut::~CIccXform4DLut |
5752 | * |
5753 | * Purpose: |
5754 | * Destructor |
5755 | ************************************************************************** |
5756 | */ |
5757 | CIccXform4DLut::~CIccXform4DLut() |
5758 | { |
5759 | } |
5760 | |
5761 | |
5762 | /** |
5763 | ************************************************************************** |
5764 | * Name: CIccXform4DLut::Begin |
5765 | * |
5766 | * Purpose: |
5767 | * Does the initialization of the Xform before Apply() is called. |
5768 | * Must be called before Apply(). |
5769 | * |
5770 | ************************************************************************** |
5771 | */ |
5772 | icStatusCMM CIccXform4DLut::Begin() |
5773 | { |
5774 | icStatusCMM status; |
5775 | CIccCurve **Curve; |
5776 | int i; |
5777 | |
5778 | status = CIccXform::Begin(); |
5779 | if (status != icCmmStatOk) { |
5780 | return status; |
5781 | } |
5782 | |
5783 | if (!m_pTag || |
5784 | m_pTag->InputChannels()!=4) { |
5785 | return icCmmStatInvalidLut; |
5786 | } |
5787 | |
5788 | m_ApplyCurvePtrA = m_ApplyCurvePtrB = m_ApplyCurvePtrM = NULL__null; |
5789 | |
5790 | if (m_pTag->m_bInputMatrix) { |
5791 | if (m_pTag->m_CurvesB) { |
5792 | Curve = m_pTag->m_CurvesB; |
5793 | |
5794 | Curve[0]->Begin(); |
5795 | Curve[1]->Begin(); |
5796 | Curve[2]->Begin(); |
5797 | Curve[3]->Begin(); |
5798 | |
5799 | if (!Curve[0]->IsIdentity() || !Curve[1]->IsIdentity() || |
5800 | !Curve[2]->IsIdentity() || !Curve[3]->IsIdentity()) |
5801 | { |
5802 | m_ApplyCurvePtrB = Curve; |
5803 | } |
5804 | } |
5805 | |
5806 | if (m_pTag->m_CLUT) { |
5807 | m_pTag->m_CLUT->Begin(); |
5808 | } |
5809 | |
5810 | if (m_pTag->m_CurvesA) { |
5811 | Curve = m_pTag->m_CurvesA; |
5812 | |
5813 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5814 | Curve[i]->Begin(); |
5815 | } |
5816 | |
5817 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5818 | if (!Curve[i]->IsIdentity()) { |
5819 | m_ApplyCurvePtrA = Curve; |
5820 | break; |
5821 | } |
5822 | } |
5823 | } |
5824 | |
5825 | } |
5826 | else { |
5827 | if (m_pTag->m_CurvesA) { |
5828 | Curve = m_pTag->m_CurvesA; |
5829 | |
5830 | Curve[0]->Begin(); |
5831 | Curve[1]->Begin(); |
5832 | Curve[2]->Begin(); |
5833 | Curve[3]->Begin(); |
5834 | |
5835 | if (!Curve[0]->IsIdentity() || !Curve[1]->IsIdentity() || |
5836 | !Curve[2]->IsIdentity() || !Curve[3]->IsIdentity()) |
5837 | { |
5838 | m_ApplyCurvePtrA = Curve; |
5839 | } |
5840 | } |
5841 | |
5842 | if (m_pTag->m_CLUT) { |
5843 | m_pTag->m_CLUT->Begin(); |
5844 | } |
5845 | |
5846 | if (m_pTag->m_CurvesM) { |
5847 | Curve = m_pTag->m_CurvesM; |
5848 | |
5849 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5850 | Curve[i]->Begin(); |
5851 | } |
5852 | |
5853 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5854 | if (!Curve[i]->IsIdentity()) { |
5855 | m_ApplyCurvePtrM = Curve; |
5856 | break; |
5857 | } |
5858 | } |
5859 | } |
5860 | |
5861 | if (m_pTag->m_CurvesB) { |
5862 | Curve = m_pTag->m_CurvesB; |
5863 | |
5864 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5865 | Curve[i]->Begin(); |
5866 | } |
5867 | |
5868 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5869 | if (!Curve[i]->IsIdentity()) { |
5870 | m_ApplyCurvePtrB = Curve; |
5871 | break; |
5872 | } |
5873 | } |
5874 | } |
5875 | } |
5876 | |
5877 | m_ApplyMatrixPtr = NULL__null; |
5878 | if (m_pTag->m_Matrix) { |
5879 | if (m_pTag->m_bInputMatrix) { |
5880 | return icCmmStatInvalidProfile; |
5881 | } |
5882 | else { |
5883 | if (m_pTag->m_nOutput!=3) { |
5884 | return icCmmStatInvalidProfile; |
5885 | } |
5886 | } |
5887 | |
5888 | if (!m_pTag->m_Matrix->IsIdentity()) { |
5889 | m_ApplyMatrixPtr = m_pTag->m_Matrix; |
5890 | } |
5891 | } |
5892 | |
5893 | return icCmmStatOk; |
5894 | } |
5895 | |
5896 | |
5897 | /** |
5898 | ************************************************************************** |
5899 | * Name: CIccXform4DLut::Apply |
5900 | * |
5901 | * Purpose: |
5902 | * Does the actual application of the Xform. |
5903 | * |
5904 | * Args: |
5905 | * pApply = ApplyXform object containging temporary storage used during Apply |
5906 | * DstPixel = Destination pixel where the result is stored, |
5907 | * SrcPixel = Source pixel which is to be applied. |
5908 | ************************************************************************** |
5909 | */ |
5910 | void CIccXform4DLut::Apply(CIccApplyXform* pApply, icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
5911 | { |
5912 | icFloatNumber Pixel[16]; |
5913 | int i; |
5914 | |
5915 | SrcPixel = CheckSrcAbs(pApply, SrcPixel); |
5916 | Pixel[0] = SrcPixel[0]; |
5917 | Pixel[1] = SrcPixel[1]; |
5918 | Pixel[2] = SrcPixel[2]; |
5919 | Pixel[3] = SrcPixel[3]; |
5920 | |
5921 | if (m_pTag->m_bInputMatrix) { |
5922 | if (m_ApplyCurvePtrB) { |
5923 | Pixel[0] = m_ApplyCurvePtrB[0]->Apply(Pixel[0]); |
5924 | Pixel[1] = m_ApplyCurvePtrB[1]->Apply(Pixel[1]); |
5925 | Pixel[2] = m_ApplyCurvePtrB[2]->Apply(Pixel[2]); |
5926 | Pixel[3] = m_ApplyCurvePtrB[3]->Apply(Pixel[3]); |
5927 | } |
5928 | |
5929 | if (m_pTag->m_CLUT) { |
5930 | m_pTag->m_CLUT->Interp4d(Pixel, Pixel); |
5931 | } |
5932 | |
5933 | if (m_ApplyCurvePtrA) { |
5934 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5935 | Pixel[i] = m_ApplyCurvePtrA[i]->Apply(Pixel[i]); |
5936 | } |
5937 | } |
5938 | |
5939 | } |
5940 | else { |
5941 | if (m_ApplyCurvePtrA) { |
5942 | Pixel[0] = m_ApplyCurvePtrA[0]->Apply(Pixel[0]); |
5943 | Pixel[1] = m_ApplyCurvePtrA[1]->Apply(Pixel[1]); |
5944 | Pixel[2] = m_ApplyCurvePtrA[2]->Apply(Pixel[2]); |
5945 | Pixel[3] = m_ApplyCurvePtrA[3]->Apply(Pixel[3]); |
5946 | } |
5947 | |
5948 | if (m_pTag->m_CLUT) { |
5949 | m_pTag->m_CLUT->Interp4d(Pixel, Pixel); |
5950 | } |
5951 | |
5952 | if (m_ApplyCurvePtrM) { |
5953 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5954 | Pixel[i] = m_ApplyCurvePtrM[i]->Apply(Pixel[i]); |
5955 | } |
5956 | } |
5957 | |
5958 | if (m_ApplyMatrixPtr) { |
5959 | m_ApplyMatrixPtr->Apply(Pixel); |
5960 | } |
5961 | |
5962 | if (m_ApplyCurvePtrB) { |
5963 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5964 | Pixel[i] = m_ApplyCurvePtrB[i]->Apply(Pixel[i]); |
5965 | } |
5966 | } |
5967 | } |
5968 | |
5969 | for (i=0; i<m_pTag->m_nOutput; i++) { |
5970 | DstPixel[i] = Pixel[i]; |
5971 | } |
5972 | |
5973 | CheckDstAbs(DstPixel); |
5974 | } |
5975 | |
5976 | /** |
5977 | ************************************************************************** |
5978 | * Name: CIccXform4DLut::ExtractInputCurves |
5979 | * |
5980 | * Purpose: |
5981 | * Gets the input curves. Should be called only after Begin() |
5982 | * has been called. Once the curves are extracted, they will |
5983 | * not be used by the Apply() function. |
5984 | * WARNING: caller owns the curves and must be deleted by the caller. |
5985 | * |
5986 | * Return: |
5987 | * Pointer to the input curves. |
5988 | ************************************************************************** |
5989 | */ |
5990 | LPIccCurve* CIccXform4DLut::ExtractInputCurves() |
5991 | { |
5992 | if (m_bInput) { |
5993 | if (m_pTag->m_bInputMatrix) { |
5994 | if (m_pTag->m_CurvesB) { |
5995 | LPIccCurve* Curve = new LPIccCurve[4]; |
5996 | Curve[0] = (LPIccCurve)(m_pTag->m_CurvesB[0]->NewCopy()); |
5997 | Curve[1] = (LPIccCurve)(m_pTag->m_CurvesB[1]->NewCopy()); |
5998 | Curve[2] = (LPIccCurve)(m_pTag->m_CurvesB[2]->NewCopy()); |
5999 | Curve[3] = (LPIccCurve)(m_pTag->m_CurvesB[3]->NewCopy()); |
6000 | m_ApplyCurvePtrB = NULL__null; |
6001 | return Curve; |
6002 | } |
6003 | } |
6004 | else { |
6005 | if (m_pTag->m_CurvesA) { |
6006 | LPIccCurve* Curve = new LPIccCurve[4]; |
6007 | Curve[0] = (LPIccCurve)(m_pTag->m_CurvesA[0]->NewCopy()); |
6008 | Curve[1] = (LPIccCurve)(m_pTag->m_CurvesA[1]->NewCopy()); |
6009 | Curve[2] = (LPIccCurve)(m_pTag->m_CurvesA[2]->NewCopy()); |
6010 | Curve[3] = (LPIccCurve)(m_pTag->m_CurvesA[3]->NewCopy()); |
6011 | m_ApplyCurvePtrA = NULL__null; |
6012 | return Curve; |
6013 | } |
6014 | } |
6015 | } |
6016 | |
6017 | return NULL__null; |
6018 | } |
6019 | |
6020 | /** |
6021 | ************************************************************************** |
6022 | * Name: CIccXform4DLut::ExtractOutputCurves |
6023 | * |
6024 | * Purpose: |
6025 | * Gets the output curves. Should be called only after Begin() |
6026 | * has been called. Once the curves are extracted, they will |
6027 | * not be used by the Apply() function. |
6028 | * WARNING: caller owns the curves and must be deleted by the caller. |
6029 | * |
6030 | * Return: |
6031 | * Pointer to the output curves. |
6032 | ************************************************************************** |
6033 | */ |
6034 | LPIccCurve* CIccXform4DLut::ExtractOutputCurves() |
6035 | { |
6036 | if (!m_bInput) { |
6037 | if (m_pTag->m_bInputMatrix) { |
6038 | if (m_pTag->m_CurvesA) { |
6039 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nOutput]; |
6040 | for (int i=0; i<m_pTag->m_nOutput; i++) { |
6041 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesA[i]->NewCopy()); |
6042 | } |
6043 | m_ApplyCurvePtrA = NULL__null; |
6044 | return Curve; |
6045 | } |
6046 | } |
6047 | else { |
6048 | if (m_pTag->m_CurvesB) { |
6049 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nOutput]; |
6050 | for (int i=0; i<m_pTag->m_nOutput; i++) { |
6051 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesB[i]->NewCopy()); |
6052 | } |
6053 | m_ApplyCurvePtrB = NULL__null; |
6054 | return Curve; |
6055 | } |
6056 | } |
6057 | } |
6058 | |
6059 | return NULL__null; |
6060 | } |
6061 | |
6062 | |
6063 | /** |
6064 | ************************************************************************** |
6065 | * Name: CIccXformNDLut::CIccXformNDLut |
6066 | * |
6067 | * Purpose: |
6068 | * Constructor |
6069 | * |
6070 | * Args: |
6071 | * pTag = Pointer to the tag of type CIccMBB |
6072 | ************************************************************************** |
6073 | */ |
6074 | CIccXformNDLut::CIccXformNDLut(CIccTag *pTag) |
6075 | { |
6076 | if (pTag && pTag->IsMBBType()) { |
6077 | m_pTag = (CIccMBB*)pTag; |
6078 | } |
6079 | else |
6080 | m_pTag = NULL__null; |
6081 | |
6082 | m_ApplyCurvePtrA = m_ApplyCurvePtrB = m_ApplyCurvePtrM = NULL__null; |
6083 | m_ApplyMatrixPtr = NULL__null; |
6084 | } |
6085 | |
6086 | |
6087 | /** |
6088 | ************************************************************************** |
6089 | * Name: CIccXformNDLut::~CIccXformNDLut |
6090 | * |
6091 | * Purpose: |
6092 | * Destructor |
6093 | ************************************************************************** |
6094 | */ |
6095 | CIccXformNDLut::~CIccXformNDLut() |
6096 | { |
6097 | } |
6098 | |
6099 | |
6100 | /** |
6101 | ************************************************************************** |
6102 | * Name: CIccXformNDLut::Begin |
6103 | * |
6104 | * Purpose: |
6105 | * Does the initialization of the Xform before Apply() is called. |
6106 | * Must be called before Apply(). |
6107 | * |
6108 | ************************************************************************** |
6109 | */ |
6110 | icStatusCMM CIccXformNDLut::Begin() |
6111 | { |
6112 | icStatusCMM status; |
6113 | CIccCurve **Curve; |
6114 | int i; |
6115 | |
6116 | status = CIccXform::Begin(); |
6117 | if (status != icCmmStatOk) { |
6118 | return status; |
6119 | } |
6120 | |
6121 | if (!m_pTag || (m_pTag->InputChannels()>2 && m_pTag->InputChannels()<5)) { |
6122 | return icCmmStatInvalidLut; |
6123 | } |
6124 | |
6125 | m_nNumInput = m_pTag->m_nInput; |
6126 | |
6127 | m_ApplyCurvePtrA = m_ApplyCurvePtrB = m_ApplyCurvePtrM = NULL__null; |
6128 | |
6129 | if (m_pTag->m_bInputMatrix) { |
6130 | if (m_pTag->m_CurvesB) { |
6131 | Curve = m_pTag->m_CurvesB; |
6132 | |
6133 | for (i=0; i<m_nNumInput; i++) |
6134 | Curve[i]->Begin(); |
6135 | |
6136 | for (i=0; i<m_nNumInput; i++) { |
6137 | if (!Curve[i]->IsIdentity()) { |
6138 | m_ApplyCurvePtrB = Curve; |
6139 | break; |
6140 | } |
6141 | } |
6142 | } |
6143 | |
6144 | if (m_pTag->m_CLUT) { |
6145 | m_pTag->m_CLUT->Begin(); |
6146 | } |
6147 | |
6148 | if (m_pTag->m_CurvesA) { |
6149 | Curve = m_pTag->m_CurvesA; |
6150 | |
6151 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6152 | Curve[i]->Begin(); |
6153 | } |
6154 | |
6155 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6156 | if (!Curve[i]->IsIdentity()) { |
6157 | m_ApplyCurvePtrA = Curve; |
6158 | break; |
6159 | } |
6160 | } |
6161 | } |
6162 | |
6163 | } |
6164 | else { |
6165 | if (m_pTag->m_CurvesA) { |
6166 | Curve = m_pTag->m_CurvesA; |
6167 | |
6168 | for (i=0; i<m_nNumInput; i++) |
6169 | Curve[i]->Begin(); |
6170 | |
6171 | for (i=0; i<m_nNumInput; i++) { |
6172 | if (!Curve[i]->IsIdentity()) { |
6173 | m_ApplyCurvePtrA = Curve; |
6174 | break; |
6175 | } |
6176 | } |
6177 | } |
6178 | |
6179 | if (m_pTag->m_CLUT) { |
6180 | m_pTag->m_CLUT->Begin(); |
6181 | } |
6182 | |
6183 | if (m_pTag->m_CurvesM) { |
6184 | Curve = m_pTag->m_CurvesM; |
6185 | |
6186 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6187 | Curve[i]->Begin(); |
6188 | } |
6189 | |
6190 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6191 | if (!Curve[i]->IsIdentity()) { |
6192 | m_ApplyCurvePtrM = Curve; |
6193 | break; |
6194 | } |
6195 | } |
6196 | } |
6197 | |
6198 | if (m_pTag->m_CurvesB) { |
6199 | Curve = m_pTag->m_CurvesB; |
6200 | |
6201 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6202 | Curve[i]->Begin(); |
6203 | } |
6204 | |
6205 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6206 | if (!Curve[i]->IsIdentity()) { |
6207 | m_ApplyCurvePtrB = Curve; |
6208 | break; |
6209 | } |
6210 | } |
6211 | } |
6212 | } |
6213 | |
6214 | m_ApplyMatrixPtr = NULL__null; |
6215 | if (m_pTag->m_Matrix) { |
6216 | if (m_pTag->m_bInputMatrix) { |
6217 | return icCmmStatInvalidProfile; |
6218 | } |
6219 | else { |
6220 | if (m_pTag->m_nOutput!=3) { |
6221 | return icCmmStatInvalidProfile; |
6222 | } |
6223 | } |
6224 | |
6225 | if (!m_pTag->m_Matrix->IsIdentity()) { |
6226 | m_ApplyMatrixPtr = m_pTag->m_Matrix; |
6227 | } |
6228 | } |
6229 | |
6230 | return icCmmStatOk; |
6231 | } |
6232 | |
6233 | |
6234 | /** |
6235 | ************************************************************************** |
6236 | * Name: CIccXformNDLut::Apply |
6237 | * |
6238 | * Purpose: |
6239 | * Does the actual application of the Xform. |
6240 | * |
6241 | * Args: |
6242 | * pApply = ApplyXform object containging temporary storage used during Apply |
6243 | * DstPixel = Destination pixel where the result is stored, |
6244 | * SrcPixel = Source pixel which is to be applied. |
6245 | ************************************************************************** |
6246 | */ |
6247 | void CIccXformNDLut::Apply(CIccApplyXform* pApply, icFloatNumber *DstPixel, const icFloatNumber *SrcPixel) const |
6248 | { |
6249 | icFloatNumber Pixel[16]; |
6250 | int i; |
6251 | |
6252 | SrcPixel = CheckSrcAbs(pApply, SrcPixel); |
6253 | for (i=0; i<m_nNumInput; i++) |
6254 | Pixel[i] = SrcPixel[i]; |
6255 | |
6256 | if (m_pTag->m_bInputMatrix) { |
6257 | if (m_ApplyCurvePtrB) { |
6258 | for (i=0; i<m_nNumInput; i++) |
6259 | Pixel[i] = m_ApplyCurvePtrB[i]->Apply(Pixel[i]); |
6260 | } |
6261 | |
6262 | if (m_pTag->m_CLUT) { |
6263 | switch(m_nNumInput) { |
6264 | case 5: |
6265 | m_pTag->m_CLUT->Interp5d(Pixel, Pixel); |
6266 | break; |
6267 | case 6: |
6268 | m_pTag->m_CLUT->Interp6d(Pixel, Pixel); |
6269 | break; |
6270 | default: |
6271 | m_pTag->m_CLUT->InterpND(Pixel, Pixel); |
6272 | break; |
6273 | } |
6274 | } |
6275 | |
6276 | if (m_ApplyCurvePtrA) { |
6277 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6278 | Pixel[i] = m_ApplyCurvePtrA[i]->Apply(Pixel[i]); |
6279 | } |
6280 | } |
6281 | |
6282 | } |
6283 | else { |
6284 | if (m_ApplyCurvePtrA) { |
6285 | for (i=0; i<m_nNumInput; i++) |
6286 | Pixel[i] = m_ApplyCurvePtrA[i]->Apply(Pixel[i]); |
6287 | } |
6288 | |
6289 | if (m_pTag->m_CLUT) { |
6290 | switch(m_nNumInput) { |
6291 | case 5: |
6292 | m_pTag->m_CLUT->Interp5d(Pixel, Pixel); |
6293 | break; |
6294 | case 6: |
6295 | m_pTag->m_CLUT->Interp6d(Pixel, Pixel); |
6296 | break; |
6297 | default: |
6298 | m_pTag->m_CLUT->InterpND(Pixel, Pixel); |
6299 | break; |
6300 | } |
6301 | } |
6302 | |
6303 | if (m_ApplyCurvePtrM) { |
6304 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6305 | Pixel[i] = m_ApplyCurvePtrM[i]->Apply(Pixel[i]); |
6306 | } |
6307 | } |
6308 | |
6309 | if (m_ApplyMatrixPtr) { |
6310 | m_ApplyMatrixPtr->Apply(Pixel); |
6311 | } |
6312 | |
6313 | if (m_ApplyCurvePtrB) { |
6314 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6315 | Pixel[i] = m_ApplyCurvePtrB[i]->Apply(Pixel[i]); |
6316 | } |
6317 | } |
6318 | } |
6319 | |
6320 | for (i=0; i<m_pTag->m_nOutput; i++) { |
6321 | DstPixel[i] = Pixel[i]; |
6322 | } |
6323 | |
6324 | CheckDstAbs(DstPixel); |
6325 | } |
6326 | |
6327 | /** |
6328 | ************************************************************************** |
6329 | * Name: CIccXformNDLut::ExtractInputCurves |
6330 | * |
6331 | * Purpose: |
6332 | * Gets the input curves. Should be called only after Begin() |
6333 | * has been called. Once the curves are extracted, they will |
6334 | * not be used by the Apply() function. |
6335 | * WARNING: caller owns the curves and must be deleted by the caller. |
6336 | * |
6337 | * Return: |
6338 | * Pointer to the input curves. |
6339 | ************************************************************************** |
6340 | */ |
6341 | LPIccCurve* CIccXformNDLut::ExtractInputCurves() |
6342 | { |
6343 | if (m_bInput) { |
6344 | if (m_pTag->m_bInputMatrix) { |
6345 | if (m_pTag->m_CurvesB) { |
6346 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nInput]; |
6347 | for (int i=0; i<m_pTag->m_nInput; i++) { |
6348 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesB[i]->NewCopy()); |
6349 | } |
6350 | m_ApplyCurvePtrB = NULL__null; |
6351 | return Curve; |
6352 | } |
6353 | } |
6354 | else { |
6355 | if (m_pTag->m_CurvesA) { |
6356 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nInput]; |
6357 | for (int i=0; i<m_pTag->m_nInput; i++) { |
6358 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesA[i]->NewCopy()); |
6359 | } |
6360 | m_ApplyCurvePtrA = NULL__null; |
6361 | return Curve; |
6362 | } |
6363 | } |
6364 | } |
6365 | |
6366 | return NULL__null; |
6367 | } |
6368 | |
6369 | /** |
6370 | ************************************************************************** |
6371 | * Name: CIccXformNDLut::ExtractOutputCurves |
6372 | * |
6373 | * Purpose: |
6374 | * Gets the output curves. Should be called only after Begin() |
6375 | * has been called. Once the curves are extracted, they will |
6376 | * not be used by the Apply() function. |
6377 | * WARNING: caller owns the curves and must be deleted by the caller. |
6378 | * |
6379 | * Return: |
6380 | * Pointer to the output curves. |
6381 | ************************************************************************** |
6382 | */ |
6383 | LPIccCurve* CIccXformNDLut::ExtractOutputCurves() |
6384 | { |
6385 | if (!m_bInput) { |
6386 | if (m_pTag->m_bInputMatrix) { |
6387 | if (m_pTag->m_CurvesA) { |
6388 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nOutput]; |
6389 | for (int i=0; i<m_pTag->m_nOutput; i++) { |
6390 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesA[i]->NewCopy()); |
6391 | } |
6392 | m_ApplyCurvePtrA = NULL__null; |
6393 | return Curve; |
6394 | } |
6395 | } |
6396 | else { |
6397 | if (m_pTag->m_CurvesB) { |
6398 | LPIccCurve* Curve = new LPIccCurve[m_pTag->m_nOutput]; |
6399 | for (int i=0; i<m_pTag->m_nOutput; i++) { |
6400 | Curve[i] = (LPIccCurve)(m_pTag->m_CurvesB[i]->NewCopy()); |
6401 | } |
6402 | m_ApplyCurvePtrB = NULL__null; |
6403 | return Curve; |
6404 | } |
6405 | } |
6406 | } |
6407 | |
6408 | return NULL__null; |
6409 | } |
6410 | |
6411 | /** |
6412 | ************************************************************************** |
6413 | * Name: CIccXformNamedColor::CIccXformNamedColor |
6414 | * |
6415 | * Purpose: |
6416 | * Constructor |
6417 | * |
6418 | * Args: |
6419 | * pTag = Pointer to the tag of type CIccTagNamedColor2, |
6420 | * csPCS = PCS color space, |
6421 | * csDevice = Device color space |
6422 | ************************************************************************** |
6423 | */ |
6424 | CIccXformNamedColor::CIccXformNamedColor(CIccTag *pTag, icColorSpaceSignature csPcs, icColorSpaceSignature csDevice, |
6425 | icSpectralColorSignature csSpectralPcs/* =icSigNoSpectralData */, |
6426 | const icSpectralRange *pSpectralRange /* = NULL */, |
6427 | const icSpectralRange *pBiSpectralRange /* = NULL */) |
6428 | { |
6429 | if (pTag) { |
6430 | if (pTag->GetType()==icSigNamedColor2Type) { |
6431 | m_pTag = (CIccTagNamedColor2*)pTag; |
6432 | m_pArray = NULL__null; |
6433 | |
6434 | m_pTag->SetColorSpaces(csPcs, csDevice); |
6435 | } |
6436 | else if (pTag->GetTagArrayType()==icSigNamedColorArray) { |
6437 | CIccTagArray *pArray = (CIccTagArray*)pTag; |
6438 | CIccArrayNamedColor *pNamed = (CIccArrayNamedColor*)pArray->GetArrayHandler(); |
6439 | |
6440 | if (pNamed) { |
6441 | m_pTag = NULL__null; |
6442 | m_pArray = pNamed; |
6443 | pNamed->SetColorSpaces(csPcs, csDevice, csSpectralPcs, pSpectralRange, pBiSpectralRange); |
6444 | } |
6445 | } |
6446 | } |
6447 | |
6448 | m_nSrcSpace = icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f); |
6449 | m_nDestSpace = icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f); |
6450 | } |
6451 | |
6452 | |
6453 | /** |
6454 | ************************************************************************** |
6455 | * Name: CIccXformNamedColor::CIccXformNamedColor |
6456 | * |
6457 | * Purpose: |
6458 | * Destructor |
6459 | ************************************************************************** |
6460 | */ |
6461 | CIccXformNamedColor::~CIccXformNamedColor() |
6462 | { |
6463 | } |
6464 | |
6465 | /** |
6466 | ************************************************************************** |
6467 | * Name: CIccXformNamedColor::Begin |
6468 | * |
6469 | * Purpose: |
6470 | * Does the initialization of the Xform before Apply() is called. |
6471 | * Must be called before Apply(). |
6472 | * |
6473 | ************************************************************************** |
6474 | */ |
6475 | icStatusCMM CIccXformNamedColor::Begin() |
6476 | { |
6477 | icStatusCMM status; |
6478 | |
6479 | status = CIccXform::Begin(); |
6480 | if (status != icCmmStatOk) |
6481 | return status; |
6482 | |
6483 | if (m_pTag==NULL__null && m_pArray==NULL__null) { |
6484 | return icCmmStatProfileMissingTag; |
6485 | } |
6486 | |
6487 | if (m_nSrcSpace==icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f) || |
6488 | m_nDestSpace==icSigUnknownData((icColorSpaceSignature) 0x3f3f3f3f)) { |
6489 | return icCmmStatIncorrectApply; |
6490 | } |
6491 | |
6492 | if (m_nSrcSpace != icSigNamedData) { |
6493 | if (m_nDestSpace != icSigNamedData) { |
6494 | m_nApplyInterface = icApplyPixel2Pixel; |
6495 | } |
6496 | else { |
6497 | m_nApplyInterface = icApplyPixel2Named; |
6498 | } |
6499 | } |
6500 | else { |
6501 | if (m_nDestSpace != icSigNamedData) { |
6502 | m_nApplyInterface = icApplyNamed2Pixel; |
6503 | } |
6504 | else { |
6505 | return icCmmStatIncorrectApply; |
6506 | } |
6507 | } |
6508 | |
6509 | if (m_pTag && !m_pTag->InitFindCachedPCSColor()) |
6510 | return icCmmStatAllocErr; |
6511 | else if (m_pArray && !m_pArray->Begin()) |
6512 | return icCmmStatAllocErr; |
6513 | |
6514 | return icCmmStatOk; |
6515 | } |
6516 | |
6517 | |
6518 | |
6519 | /** |
6520 | ************************************************************************** |
6521 | * Name: CIccXformNamedColor::Apply |
6522 | * |
6523 | * Purpose: |
6524 | * Does the actual application of the Xform. |
6525 | * |
6526 | * Args: |
6527 | * pApply = ApplyXform object containging temporary storage used during Apply |
6528 | * DstColorName = Destination string where the color name result is stored, |
6529 | * SrcPixel = Source pixel which is to be applied. |
6530 | ************************************************************************** |
6531 | */ |
6532 | icStatusCMM CIccXformNamedColor::Apply(CIccApplyXform* pApply, icChar *DstColorName, const icFloatNumber *SrcPixel) const |
6533 | { |
6534 | |
6535 | if (m_pArray) { |
6536 | const CIccArrayNamedColor *pArray = m_pArray; |
6537 | CIccStructNamedColor *pColor; |
6538 | |
6539 | std::string NamedColor; |
6540 | |
6541 | if (IsSrcPCS()) { |
6542 | if (IsSpaceSpectralPCS(m_nSrcSpace)) { |
6543 | pColor = pArray->FindSpectralColor(SrcPixel); |
6544 | if (pColor) |
6545 | NamedColor = pColor->getName(); |
6546 | else |
6547 | return icCmmStatColorNotFound; |
6548 | } |
6549 | else { |
6550 | SrcPixel = CheckSrcAbs(pApply, SrcPixel); |
6551 | icFloatNumber pix[3]; |
6552 | memcpy(pix, SrcPixel, 3*sizeof(icFloatNumber)); |
6553 | |
6554 | if (m_nSrcSpace == icSigLabPcsDataicSigLabData) |
6555 | icLabFromPcs(pix); |
6556 | else { |
6557 | icXyzFromPcs(pix); |
6558 | icXYZtoLab(pix, pix); |
6559 | } |
6560 | |
6561 | pColor = pA |