CIccTagSegmentedCurve Class Reference

#include <IccTagLut.h>

Inheritance diagram for CIccTagSegmentedCurve:

Collaboration diagram for CIccTagSegmentedCurve:

Public Member Functions
	CIccTagSegmentedCurve ()
	CIccTagSegmentedCurve (const CIccTagSegmentedCurve &ITCurve)
virtual	~CIccTagSegmentedCurve ()
virtual icFloatNumber	Apply (icFloatNumber v) const
virtual void	Begin ()
virtual void	Describe (std::string &sDescription, int nVerboseness)
virtual void	DetachIO ()
virtual void	DumpLut (std::string &sDescription, const icChar *szName, icColorSpaceSignature csSig, int nIndex, int nVerboseness)
icFloatNumber	Find (icFloatNumber v)
virtual const icChar *	GetClassName () const
CIccSegmentedCurve *	GetCurve ()
virtual IIccExtensionTag *	GetExtension ()
virtual icArraySignature	GetTagArrayType () const
virtual icStructSignature	GetTagStructType () const
virtual icTagTypeSignature	GetType () const
virtual bool	IsArrayType ()
virtual bool	IsIdentity ()
virtual bool	IsMBBType ()
virtual bool	IsNumArrayType () const
virtual bool	IsSupported ()
virtual CIccTag *	NewCopy () const
CIccTagSegmentedCurve &	operator= (const CIccTagSegmentedCurve &CurveTag)
virtual bool	Read (icUInt32Number size, CIccIO *pIO)
virtual bool	Read (icUInt32Number size, CIccIO *pIO, CIccProfile *pProfile)
virtual bool	ReadAll ()
void	SetCurve (CIccSegmentedCurve *pCurve)
virtual icValidateStatus	Validate (std::string sigPath, std::string &sReport, const CIccProfile *pProfile=NULL) const
virtual bool	Write (CIccIO *pIO)

Static Public Member Functions
static CIccTag *	Create (icTagTypeSignature sig)

Data Fields
icUInt32Number	m_nReserved

Protected Member Functions
icFloatNumber	Find (icFloatNumber v, icFloatNumber p0, icFloatNumber v0, icFloatNumber p1, icFloatNumber v1)

Protected Attributes
CIccSegmentedCurve *	m_pCurve

Detailed Description

Class: CIccTagSegmentedCurve

Purpose: The Segmented curveType tag

Constructor & Destructor Documentation

CIccTagSegmentedCurve() [1/2]

CIccTagSegmentedCurve::CIccTagSegmentedCurve

(

)

Name: CIccTagSegmentedCurve::CIccTagSegmentedCurve

Purpose: Constructor

{
  m_pCurve = NULL;
}

References m_pCurve.

CIccTagSegmentedCurve() [2/2]

CIccTagSegmentedCurve::CIccTagSegmentedCurve

(

const CIccTagSegmentedCurve &

ITSCurve

)

Name: CIccTagSegmentedCurve::CIccTagSegmentedCurve

Purpose: Constructor

{
  if (ITSCurve.m_pCurve)
    m_pCurve = (CIccSegmentedCurve*)ITSCurve.m_pCurve->NewCopy();
  else
    m_pCurve = NULL;
}

References m_pCurve, and CIccSegmentedCurve::NewCopy().

Referenced by NewCopy().

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~CIccTagSegmentedCurve()

CIccTagSegmentedCurve::~CIccTagSegmentedCurve ( )

virtual

Name: CIccTagSegmentedCurve::~CIccTagSegmentedCurve

Purpose: Destructor

{
  if (m_pCurve)
    delete m_pCurve;
}

References m_pCurve.

Member Function Documentation

Apply()

icFloatNumber CIccTagSegmentedCurve::Apply ( icFloatNumber  v ) const

virtual

Name: CIccTagSegmentedCurve::Apply

Purpose: convert input to output values using segmented curve

Reimplemented from CIccCurve.

{
  if (m_pCurve)
    return m_pCurve->Apply(v);
  
  return v;
}

References CIccSegmentedCurve::Apply(), and m_pCurve.

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Begin()

void CIccTagSegmentedCurve::Begin ( )

virtual

Name: CIccTagSegmentedCurve::Begin

Purpose: Get ready to call apply

Reimplemented from CIccCurve.

{
  if (m_pCurve)
    m_pCurve->Begin(icElemInterpLinear, NULL);
}

References CIccSegmentedCurve::Begin(), icElemInterpLinear, and m_pCurve.

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Create()

CIccTag * CIccTag::Create ( icTagTypeSignature  sig )

staticinherited

Name: CIccTag::Create

Purpose: This is a static tag creator based upon tag signature type

Args: sig = tag type signature

Return: Pointer to Allocated tag

{
  return CIccTagCreator::CreateTag(sig);
}

References CIccTagCreator::CreateTag().

Referenced by CIccDefaultEncProfileConverter::ConvertFromParams(), CIccTagStruct::LoadElem(), CIccProfileXml::ParseTag(), CIccTagXmlStruct::ParseTag(), CIccMpeXmlTintArray::ParseXml(), CIccTagXmlArray::ParseXml(), CIccMpeTintArray::Read(), CIccTagLutAtoB::Read(), CIccTagLut8::Read(), CIccTagLut16::Read(), CIccTagLut8::SetColorSpaces(), CIccTagLut16::SetColorSpaces(), and CIccProfileDescText::SetType().

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Describe()

void CIccTagSegmentedCurve::Describe ( std::string &  sDescription, int  nVerboseness  )

virtual

Name: CIccTagSegmentedCurve::Describe

Purpose: gets information about the segmented curve

Reimplemented from CIccTag.

{
  if (m_pCurve) {
    m_pCurve->Describe(sDescription, nVerboseness);
  }
  else {
    sDescription += "TagSegmentedCurve is undefined\n";
  }
}

References CIccSegmentedCurve::Describe(), and m_pCurve.

Referenced by DumpLut().

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DetachIO()

virtual void CIccTag::DetachIO ( )

inlinevirtualinherited

Function: ReadAll() - Read All sub data for tag from file. Called by CIccProfile::ReadAll() to read all sub data for tag

Returns true if ReadAll is successful.

{}

DumpLut()

void CIccTagSegmentedCurve::DumpLut ( std::string &  sDescription, const icChar *  szName, icColorSpaceSignature  csSig, int  nIndex, int  nVerboseness  )

virtual

Name: CIccTagSegmentedCurve::DumpLut

Purpose: gets information about segmented curve

Reimplemented from CIccCurve.

{
  icChar buf[128];
 
  sprintf(buf, "BEGIN_SEGMENTED_CURVE %s\n", szName);
  sDescription += buf;
  Describe(sDescription, nVerboseness);
}

References Describe().

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Find() [1/2]

icFloatNumber CIccCurve::Find ( icFloatNumber  v )

inlineinherited

{ return Find(v, 0, Apply(0), 1.0, Apply(1.0)); }

References CIccCurve::Apply(), and CIccCurve::Find().

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Find() [2/2]

icFloatNumber CIccCurve::Find ( icFloatNumber  v, icFloatNumber  p0, icFloatNumber  v0, icFloatNumber  p1, icFloatNumber  v1  )

protectedinherited

Name: CIccCurve::Find

Purpose: Read in the tag contents into a data block

Args: v = index to be searched, v0 = index less than/equal to v, p0 = the value at index v0, v1 = index greater than/equal to v, p1 = value at index v1

Return: The value at the requested index

{
  if (v<=v0)
    return p0;
  if (v>=v1)
    return p1;
 
  if (p1-p0 <= 0.00001) {
    icFloatNumber d0 = (icFloatNumber)fabs(v-v0);
    icFloatNumber d1 = (icFloatNumber)fabs(v1-v);
 
    if (d0<d1)
      return p0;
    return p1;
  }
 
  icFloatNumber np = (icFloatNumber)((p0 + p1)/2.0);
  icFloatNumber nv = Apply(np);
 
  if (v<=nv) {
    return Find(v, p0, v0, np, nv);
  }
  return Find(v, np, nv, p1, v1);
}

References CIccCurve::Apply(), and CIccCurve::Find().

Referenced by CIccCurve::Find(), and CIccCurve::Find().

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GetClassName()

virtual const icChar * CIccTagSegmentedCurve::GetClassName ( ) const

inlinevirtual

Reimplemented from CIccTag.

Reimplemented in CIccTagXmlSegmentedCurve.

{ return "CIccTagSegmentedCurve"; }

GetCurve()

CIccSegmentedCurve * CIccTagSegmentedCurve::GetCurve ( )

inline

{ return m_pCurve; }

References m_pCurve.

Referenced by CIccDefaultEncProfileConverter::ConvertFromParams().

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GetExtension()

virtual IIccExtensionTag * CIccTag::GetExtension ( )

inlinevirtualinherited

Reimplemented in CIccTagXmlUnknown, CIccTagXmlText, CIccTagXmlUtf8Text, CIccTagXmlZipUtf8Text, CIccTagXmlZipXml, CIccTagXmlUtf16Text, CIccTagXmlTextDescription, CIccTagXmlSignature, CIccTagXmlNamedColor2, CIccTagXmlXYZ, CIccTagXmlChromaticity, CIccTagXmlCicp, CIccTagXmlSparseMatrixArray, CIccTagXmlFixedNum< T, Tsig >, CIccTagXmlNum< T, A, Tsig >, CIccTagXmlFloatNum< T, A, Tsig >, CIccTagXmlMeasurement, CIccTagXmlMultiLocalizedUnicode, CIccTagXmlTagData, CIccTagXmlDateTime, CIccTagXmlColorantOrder, CIccTagXmlColorantTable, CIccTagXmlViewingConditions, CIccTagXmlSpectralDataInfo, CIccTagXmlSpectralViewingConditions, CIccTagXmlProfileSeqDesc, CIccTagXmlResponseCurveSet16, CIccTagXmlCurve, CIccTagXmlParametricCurve, CIccTagXmlSegmentedCurve, CIccTagXmlLutAtoB, CIccTagXmlLutBtoA, CIccTagXmlLut8, CIccTagXmlLut16, CIccTagXmlMultiProcessElement, CIccTagXmlProfileSequenceId, CIccTagXmlDict, CIccTagXmlStruct, CIccTagXmlArray, CIccTagXmlGamutBoundaryDesc, CIccTagXmlEmbeddedHeightImage, CIccTagXmlEmbeddedNormalImage, and CIccTagXmlEmbeddedProfile.

{return NULL;}

Referenced by icCurvesFromXml(), icCurvesToXml(), icProfDescToXml(), icXmlParseProfDesc(), CIccProfileXml::ParseTag(), CIccTagXmlStruct::ParseTag(), CIccMpeXmlTintArray::ParseXml(), CIccTagXmlArray::ParseXml(), CIccMpeXmlTintArray::ToXml(), CIccTagXmlStruct::ToXml(), CIccTagXmlArray::ToXml(), and CIccProfileXml::ToXmlWithBlanks().

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GetTagArrayType()

virtual icArraySignature CIccTag::GetTagArrayType ( ) const

inlinevirtualinherited

Reimplemented in CIccTagArray.

{ return icSigUndefinedArray; }

References icSigUndefinedArray.

Referenced by icGetTagArrayHandlerOfType(), and CIccProfileXml::ParseTag().

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GetTagStructType()

virtual icStructSignature CIccTag::GetTagStructType ( ) const

inlinevirtualinherited

Reimplemented in CIccTagStruct.

{ return icSigUndefinedStruct; }

References icSigUndefinedStruct.

Referenced by icGetTagStructHandlerOfType(), CIccArrayColorantInfo::Validate(), and CIccArrayNamedColor::Validate().

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GetType()

virtual icTagTypeSignature CIccTagSegmentedCurve::GetType ( ) const

inlinevirtual

Function: GetType()

Purpose: Get Tag Type. Each derived tag will implement it's own GetType() function.

Reimplemented from CIccTag.

{ return icSigSegmentedCurveType; }

References icSigSegmentedCurveType.

IsArrayType()

virtual bool CIccTag::IsArrayType ( )

inlinevirtualinherited

Reimplemented in CIccTagXYZ, CIccTagChromaticity, CIccTagSparseMatrixArray, CIccTagFixedNum< T, Tsig >, CIccTagNum< T, Tsig >, CIccTagFloatNum< T, Tsig >, and CIccTagData.

{ return false; }

Referenced by MyTagDialog::MyTagDialog(), and DumpTag().

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IsIdentity()

bool CIccTagSegmentedCurve::IsIdentity ( )

virtual

Name: CIccTagSegmentedCurve::IsIdentity

Purpose: Constructor

Reimplemented from CIccCurve.

{
  if (!m_pCurve)
    return true;
 
  return false;
}

References m_pCurve.

IsMBBType()

virtual bool CIccTag::IsMBBType ( )

inlinevirtualinherited

Reimplemented in CIccMBB.

{ return false; } //If true then CIccTag can be cast as an CIccMBB 

Referenced by CIccProfileXml::ParseTag().

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IsNumArrayType()

virtual bool CIccTag::IsNumArrayType ( ) const

inlinevirtualinherited

Reimplemented in CIccTagSparseMatrixArray, CIccTagFixedNum< T, Tsig >, CIccTagNum< T, Tsig >, and CIccTagFloatNum< T, Tsig >.

{ return false;} //If true then CIccTag can be cast as a CIccTagNumArray

Referenced by CIccArrayNamedColor::FindDeviceColor(), CIccArrayNamedColor::FindPcsColor(), CIccArrayNamedColor::FindSpectralColor(), CIccTagStruct::GetElemNumberValue(), CIccStructNamedColor::GetNumArray(), CIccMpeXmlTintArray::ParseXml(), and CIccMpeTintArray::Read().

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IsSupported()

virtual bool CIccTag::IsSupported ( )

inlinevirtualinherited

Function: IsSupported(size, pIO) - Check if tag fully supported for apply purposes. By Default inherited classes are supported. Unknown tag types are not supported.

Returns true if tag type is supported.

Reimplemented in CIccTagUnknown, CIccTagEmbeddedProfile, and CIccTagMultiProcessElement.

{ return true; }

NewCopy()

virtual CIccTag * CIccTagSegmentedCurve::NewCopy ( ) const

inlinevirtual

Function: NewCopy(sDescription) Each derived tag will implement it's own NewCopy() function.

Parameter(s): none

Returns a new CIccTag object that is a copy of this object.

Reimplemented from CIccCurve.

{ return new CIccTagSegmentedCurve(*this);}

References CIccTagSegmentedCurve().

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operator=()

CIccTagSegmentedCurve & CIccTagSegmentedCurve::operator=

(

const CIccTagSegmentedCurve &

CurveTag

)

Name: CIccTagSegmentedCurve::CIccTagSegmentedCurve

Purpose: copy operator

{
  if (&CurveTag == this)
    return *this;
 
  if (m_pCurve)
    delete m_pCurve;
 
  if (CurveTag.m_pCurve)
    m_pCurve = (CIccSegmentedCurve*)CurveTag.m_pCurve->NewCopy();
  else
    m_pCurve = NULL;
  
  return *this;
}

References m_pCurve, and CIccSegmentedCurve::NewCopy().

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Read() [1/2]

bool CIccTagSegmentedCurve::Read ( icUInt32Number  size, CIccIO *  pIO  )

virtual

Name: CIccTagSegmentedCurve::Read

Purpose: read segmented curve from file

Reimplemented from CIccTag.

{
   CIccSegmentedCurve *pCurve = new CIccSegmentedCurve();
 
   if (pCurve->Read(size, pIO)) {
     SetCurve(pCurve);
 
     return true;
   }
 
   return false;
}

References CIccSegmentedCurve::CIccSegmentedCurve(), CIccSegmentedCurve::Read(), and SetCurve().

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Read() [2/2]

virtual bool CIccTag::Read ( icUInt32Number  size, CIccIO *  pIO, CIccProfile *  pProfile  )

inlinevirtualinherited

Function: Read(size, pIO) - Read tag from file. Each derived tag will implement it's own Read() function.

Parameter(s): size - number of bytes in tag including the type signature. pIO - IO object used to read in tag. The IO object should already be initialized to point to the begining of the tag.

Returns true if Read is successful.

Reimplemented in CIccTagEmbeddedProfile.

{ return Read(size, pIO); }

References CIccTag::Read().

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ReadAll()

virtual bool CIccTag::ReadAll ( )

inlinevirtualinherited

Function: ReadAll() - Read All sub data for tag from file. Called by CIccProfile::ReadAll() to read all sub data for tag

Returns true if ReadAll is successful.

Reimplemented in CIccTagEmbeddedProfile.

{ return true; }

SetCurve()

void CIccTagSegmentedCurve::SetCurve

(

CIccSegmentedCurve *

pCurve

)

Name: CIccTagSegmentedCurve::SetCurve

Purpose: set the current curve object

{
  if (m_pCurve)
    delete m_pCurve;
 
  m_pCurve = pCurve;
}

References m_pCurve.

Referenced by CIccTagXmlSegmentedCurve::ParseXml(), and Read().

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Validate()

icValidateStatus CIccTagSegmentedCurve::Validate ( std::string  sigPath, std::string &  sReport, const CIccProfile *  pProfile = NULL  ) const

virtual

Name: CIccTagSegmentedCurve::Validate

Purpose: Constructor

Reimplemented from CIccTag.

{
  if (!m_pCurve) {
    sReport += "Invalid Segmented Curve Data!\n";
 
    return icValidateCriticalError;
  }
  
  return m_pCurve->Validate(sigPath, sReport, NULL);
}

References icValidateCriticalError, m_pCurve, and CIccSegmentedCurve::Validate().

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Write()

bool CIccTagSegmentedCurve::Write ( CIccIO *  pIO )

virtual

Name: CIccTagSegmentedCurve::Write

Purpose: write segmented curve to file

Reimplemented from CIccTag.

{
  if (!m_pCurve)
    return false;
 
  return m_pCurve->Write(pIO);
}

References m_pCurve, and CIccSegmentedCurve::Write().

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Field Documentation

m_nReserved

icUInt32Number CIccTag::m_nReserved

inherited

Referenced by CIccTag::CIccTag(), CIccTagMultiProcessElement::CIccTagMultiProcessElement(), CIccTagMultiProcessElement::CIccTagMultiProcessElement(), CIccTagMultiProcessElement::operator=(), CIccProfileXml::ParseTag(), CIccTagXmlStruct::ParseTag(), CIccMpeXmlTintArray::ParseXml(), CIccTagXmlArray::ParseXml(), CIccTagText::Read(), CIccTagUtf8Text::Read(), CIccTagZipUtf8Text::Read(), CIccTagUtf16Text::Read(), CIccTagTextDescription::Read(), CIccTagSignature::Read(), CIccTagNamedColor2::Read(), CIccTagXYZ::Read(), CIccTagChromaticity::Read(), CIccTagCicp::Read(), CIccTagSparseMatrixArray::Read(), CIccTagFixedNum< T, Tsig >::Read(), CIccTagNum< T, Tsig >::Read(), CIccTagFloatNum< T, Tsig >::Read(), CIccTagMeasurement::Read(), CIccTagMultiLocalizedUnicode::Read(), CIccTagData::Read(), CIccTagDateTime::Read(), CIccTagColorantOrder::Read(), CIccTagColorantTable::Read(), CIccTagViewingConditions::Read(), CIccTagProfileSeqDesc::Read(), CIccTagResponseCurveSet16::Read(), CIccTagSpectralDataInfo::Read(), CIccTagSpectralViewingConditions::Read(), CIccTagEmbeddedHeightImage::Read(), CIccTagEmbeddedNormalImage::Read(), CIccTagStruct::Read(), CIccTagArray::Read(), CIccTagDict::Read(), CIccTagCurve::Read(), CIccTagParametricCurve::Read(), CIccTagLutAtoB::Read(), CIccTagLut8::Read(), CIccTagLut16::Read(), CIccTagGamutBoundaryDesc::Read(), CIccTagMultiProcessElement::Read(), CIccTagProfileSequenceId::Read(), CIccTagEmbeddedProfile::Read(), CIccTag::Validate(), CIccTagText::Write(), CIccTagUtf8Text::Write(), CIccTagZipUtf8Text::Write(), CIccTagUtf16Text::Write(), CIccTagTextDescription::Write(), CIccTagSignature::Write(), CIccTagNamedColor2::Write(), CIccTagXYZ::Write(), CIccTagChromaticity::Write(), CIccTagCicp::Write(), CIccTagSparseMatrixArray::Write(), CIccTagFixedNum< T, Tsig >::Write(), CIccTagNum< T, Tsig >::Write(), CIccTagFloatNum< T, Tsig >::Write(), CIccTagMeasurement::Write(), CIccTagMultiLocalizedUnicode::Write(), CIccTagData::Write(), CIccTagDateTime::Write(), CIccTagColorantOrder::Write(), CIccTagColorantTable::Write(), CIccTagViewingConditions::Write(), CIccTagProfileSeqDesc::Write(), CIccTagResponseCurveSet16::Write(), CIccTagSpectralDataInfo::Write(), CIccTagSpectralViewingConditions::Write(), CIccTagEmbeddedHeightImage::Write(), CIccTagEmbeddedNormalImage::Write(), CIccTagStruct::Write(), CIccTagArray::Write(), CIccTagDict::Write(), CIccTagEmbeddedProfile::Write(), CIccTagCurve::Write(), CIccTagParametricCurve::Write(), CIccTagLutAtoB::Write(), CIccTagLut8::Write(), CIccTagLut16::Write(), CIccTagGamutBoundaryDesc::Write(), CIccTagMultiProcessElement::Write(), and CIccTagProfileSequenceId::Write().

m_pCurve

CIccSegmentedCurve* CIccTagSegmentedCurve::m_pCurve

protected

Referenced by CIccTagSegmentedCurve(), CIccTagSegmentedCurve(), ~CIccTagSegmentedCurve(), Apply(), Begin(), Describe(), GetCurve(), IsIdentity(), operator=(), SetCurve(), CIccTagXmlSegmentedCurve::ToXml(), Validate(), and Write().

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The documentation for this class was generated from the following files:

• IccProfLib/IccTagLut.h
• IccProfLib/IccTagLut.cpp