CIccTagXmlSparseMatrixArray Class Reference

#include <IccTagXml.h>

Inheritance diagram for CIccTagXmlSparseMatrixArray:

Collaboration diagram for CIccTagXmlSparseMatrixArray:

Public Member Functions
virtual const char *	GetClassName () const
virtual IIccExtensionTag *	GetExtension ()
virtual bool	ParseXml (xmlNode *pNode, std::string &parseStr)
virtual bool	ToXml (std::string &xml, std::string blanks="")
virtual	~CIccTagXmlSparseMatrixArray ()
Public Member Functions inherited from CIccTagSparseMatrixArray
	CIccTagSparseMatrixArray (const CIccTagSparseMatrixArray &ITSMA)
	Name: CIccTagSparseMatrixArray::CIccTagSparseMatrixArray.
	CIccTagSparseMatrixArray (int nNumMatrices=1, int nChannelsPerMatrix=4)
	Name: CIccTagSparseMatrixArray::CIccTagSparseMatrixArray.
virtual void	Describe (std::string &sDescription, int nVerboseness)
	Name: CIccTagSparseMatrixArray::Describe.
icUInt32Number	GetBytesPerMatrix () const
icUInt32Number	GetChannelsPerMatrix () const
icSparseMatrixType	GetMatrixType () const
icUInt32Number	GetNumMatrices () const
	Returns the number of matrices in the array.
virtual icUInt32Number	GetNumValues () const
bool	GetSparseMatrix (CIccSparseMatrix &mtx, int nIndex, bool bInitFromData=true)
	Name: CIccTagSparseMatrixArray::GetValues.
virtual icTagTypeSignature	GetType () const
	Function: GetType()
virtual bool	GetValues (icFloatNumber *DstVector, icUInt32Number nStart=0, icUInt32Number nVectorSize=1) const
virtual bool	Interpolate (icFloatNumber *DstVector, icFloatNumber val, icUInt32Number nVectorSize=1, icFloatNumber *zeroVals=NULL) const
	Name: CIccTagSparseMatrixArray::Interpolate.
virtual bool	IsArrayType ()
virtual bool	IsMatrixArray () const
virtual bool	IsNumArrayType () const
virtual CIccTag *	NewCopy ()
CIccTagSparseMatrixArray &	operator= (const CIccTagSparseMatrixArray &ITSMA)
	Name: CIccTagSparseMatrixArray::operator=.
virtual bool	Read (icUInt32Number size, CIccIO *pIO)
	Name: CIccTagSparseMatrixArray::Read.
bool	Reset (icUInt32Number nNumMatrices, icUInt16Number nChannelsPerMatrix)
	Name: CIccTagSparseMatrixArray::Reset.
void	SetMatrixType (icSparseMatrixType nType)
virtual icValidateStatus	Validate (std::string sigPath, std::string &sReport, const CIccProfile *pProfile=NULL) const
	Name: CIccTagSparseMatrixArray::Validate.
virtual bool	ValuePos (icFloatNumber &DstPos, icFloatNumber val, bool &bNoZero) const
	Name: CIccTagSparseMatrixArray::ValuePos.
virtual bool	Write (CIccIO *pIO)
	Name: CIccTagSparseMatrixArray::Write.
virtual	~CIccTagSparseMatrixArray ()
	Name: CIccTagSparseMatrixArray::~CIccTagSparseMatrixArray.
Public Member Functions inherited from CIccTag
	CIccTag ()
	Name: CIccTag::CIccTag.
virtual void	DetachIO ()
	Function: ReadAll() - Read All sub data for tag from file.
virtual icArraySignature	GetTagArrayType () const
virtual icStructSignature	GetTagStructType () const
virtual bool	IsMBBType ()
virtual bool	IsSupported ()
	Function: IsSupported(size, pIO) - Check if tag fully supported for apply purposes.
virtual CIccTag *	NewCopy () const
	Function: NewCopy(sDescription) Each derived tag will implement it's own NewCopy() function.
virtual bool	Read (icUInt32Number size, CIccIO *pIO, CIccProfile *pProfile)
	Function: Read(size, pIO) - Read tag from file.
virtual bool	ReadAll ()
	Function: ReadAll() - Read All sub data for tag from file.
virtual	~CIccTag ()
	Name: CIccTag::CIccTag.
Public Member Functions inherited from CIccTagXml
virtual const char *	GetExtClassName () const
virtual const char *	GetExtDerivedClassName () const
virtual	~CIccTagXml (void)

Additional Inherited Members
Static Public Member Functions inherited from CIccTag
static CIccTag *	Create (icTagTypeSignature sig)
	Name: CIccTag::Create.
Public Attributes inherited from CIccTag
icUInt32Number	m_nReserved
Protected Attributes inherited from CIccTagSparseMatrixArray
bool	m_bNonZeroPadding
icUInt16Number	m_nChannelsPerMatrix
icSparseMatrixType	m_nMatrixType
icUInt32Number	m_nSize
icUInt8Number *	m_RawData

Detailed Description

Definition at line 269 of file IccTagXml.h.

Constructor & Destructor Documentation

~CIccTagXmlSparseMatrixArray()

virtual CIccTagXmlSparseMatrixArray::~CIccTagXmlSparseMatrixArray ( )

inlinevirtual

Definition at line 272 of file IccTagXml.h.

{}

Member Function Documentation

GetClassName()

virtual const char * CIccTagXmlSparseMatrixArray::GetClassName ( ) const

inlinevirtual

Reimplemented from CIccTagSparseMatrixArray.

Definition at line 274 of file IccTagXml.h.

{return "CIccTagXmlSparseMatrixArray"; }

GetExtension()

virtual IIccExtensionTag * CIccTagXmlSparseMatrixArray::GetExtension ( )

inlinevirtual

Reimplemented from CIccTag.

Definition at line 276 of file IccTagXml.h.

{return this; }

ParseXml()

bool CIccTagXmlSparseMatrixArray::ParseXml ( xmlNode * pNode, std::string & parseStr )

virtual

Implements CIccTagXml.

Definition at line 1070 of file IccTagXml.cpp.

{
  pNode = icXmlFindNode(pNode, "SparseMatrixArray");
 
  if (pNode) {
    xmlAttr *outputChan = icXmlFindAttr(pNode, "outputChannels");
    xmlAttr *matrixType = icXmlFindAttr(pNode, "matrixType");
 
    if (outputChan && matrixType) {
      icUInt32Number nChannelsPerMatrix = atoi(icXmlAttrValue(outputChan));
      icSparseMatrixType nMatrixType = (icSparseMatrixType)atoi(icXmlAttrValue(matrixType));
 
      xmlNode *pChild;
 
      int n=0;
      for (pChild = pNode->children; pChild; pChild=pChild->next) {
        if (pChild->type == XML_ELEMENT_NODE &&
            (!icXmlStrCmp(pChild->name, "SparseMatrix") || !icXmlStrCmp(pChild->name, "FullMatrix")))
          n++;
 
      }
      Reset(n, (icUInt16Number)nChannelsPerMatrix);
      m_nMatrixType = (icSparseMatrixType)nMatrixType;
 
      icUInt32Number bytesPerMatrix = GetBytesPerMatrix();
      CIccSparseMatrix mtx;
      int i=0;
      for (pChild = pNode->children; pChild; pChild=pChild->next) {
        if (pChild->type == XML_ELEMENT_NODE) {
          if (!icXmlStrCmp(pChild->name, "SparseMatrix")) {
            mtx.Reset(m_RawData + i*bytesPerMatrix, bytesPerMatrix, icSparseMatrixFloatNum, false);
 
            xmlAttr *rows = icXmlFindAttr(pChild, "rows");
            xmlAttr *cols = icXmlFindAttr(pChild, "cols");
 
            if (rows && cols) {
              icUInt16Number nRows, nCols;
 
              nRows = atoi(icXmlAttrValue(rows));
              nCols = atoi(icXmlAttrValue(cols));
 
              mtx.Init(nRows, nCols, true);
 
              icUInt16Number *rowstart = mtx.GetRowStart();
              icUInt32Number nMaxEntries = mtx.GetMaxEntries();
              xmlNode *pRow;
              int iRow=0;
              icUInt32Number pos = 0;
              for (pRow=pChild->children; pRow; pRow=pRow->next) {
                if (pRow->type == XML_ELEMENT_NODE && !icXmlStrCmp(pRow->name, "SparseRow")) {
                  xmlNode *pIdx = icXmlFindNode(pRow->children, "ColIndices");
                  xmlNode *pData = icXmlFindNode(pRow->children, "ColData");
 
                  if (pIdx && pData) {
                    CIccUInt16Array idx;
                    CIccFloatArray data;
 
                    if (!idx.ParseTextArray(pIdx) || !data.ParseTextArray(pData)) {
                      parseStr += "Unable to parse SparseRow index or data values\n";
                      return false;
                    }
                    if (idx.GetSize() != data.GetSize()) {
                      parseStr += "Mismatch between SparseRow index and data lengths\n";
                      return false;
                    }
                    if (pos+idx.GetSize() > nMaxEntries) {
                      parseStr += "Exceeded maximum number of sparse matrix entries\n";
                      return false;
                    }
                    rowstart[iRow] = (icUInt16Number)pos;
                    memcpy(mtx.GetColumnsForRow(iRow), idx.GetBuf(), idx.GetSize()*sizeof(icUInt16Number));
                    memcpy(mtx.GetData()->getPtr(pos), data.GetBuf(), data.GetSize()*sizeof(icFloatNumber));
                    pos += idx.GetSize();
                  }
                  iRow++;
                }
              }
              while(iRow<nRows) {
                rowstart[iRow] = (icUInt16Number)pos;
                iRow++;
              }
              rowstart[iRow] = (icUInt16Number)pos;
            }
            else {
              parseStr += "Cannot find SparseMatrix rows and cols\n";
              return false;
            }
 
            i++;
          }
          else if (!icXmlStrCmp(pChild->name, "FullMatrix")) {
            mtx.Reset(m_RawData + i*bytesPerMatrix, bytesPerMatrix, icSparseMatrixFloatNum, false);
 
            xmlAttr *rows = icXmlFindAttr(pChild, "rows");
            xmlAttr *cols = icXmlFindAttr(pChild, "cols");
 
            if (rows && cols) {
              icUInt16Number nRows, nCols;
 
              nRows = atoi(icXmlAttrValue(rows));
              nCols = atoi(icXmlAttrValue(cols));
 
              mtx.Init(nRows, nCols, true);
 
              CIccFloatArray data;
              data.ParseTextArray(pChild);
              if (data.GetSize()==nRows*nCols) {
                if (!mtx.FillFromFullMatrix(data.GetBuf()))
                  parseStr += "Exceeded maximum number of sparse matrix entries\n";
              }
              else {
                parseStr += "Invalid FullMatrix data dimensions\n";
                return false;
              }
            }
            else {
              parseStr += "Cannot find FullMatrix rows and cols\n";
              return false;
            }
            i++;
          }
        }
      }
      return true;
    }
    else {
      parseStr += "Cannot find outputChannels and matrixType members\n";
    }
  }
  else {
    parseStr += "Cannot find SparseMatrixArray node\n";
  }
 
  return false;
}

References CIccSparseMatrix::FillFromFullMatrix(), CIccXmlArrayType< T, Tsig >::GetBuf(), CIccSparseMatrix::GetColumnsForRow(), CIccSparseMatrix::GetData(), CIccSparseMatrix::GetMaxEntries(), IIccSparseMatrixEntry::getPtr(), CIccSparseMatrix::GetRowStart(), CIccXmlArrayType< T, Tsig >::GetSize(), icSparseMatrixFloatNum, icXmlAttrValue(), icXmlFindAttr(), icXmlFindNode(), icXmlStrCmp, CIccSparseMatrix::Init(), CIccXmlArrayType< T, Tsig >::ParseTextArray(), and CIccSparseMatrix::Reset().

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ToXml()

bool CIccTagXmlSparseMatrixArray::ToXml ( std::string & xml, std::string blanks = "" )

virtual

Implements CIccTagXml.

Definition at line 1030 of file IccTagXml.cpp.

{
  char buf[256];
  int i, j, n;
 
  sprintf(buf, "<SparseMatrixArray outputChannels=\"%d\" matrixType=\"%d\">\n", m_nChannelsPerMatrix, m_nMatrixType);
  xml += blanks + buf;    
 
  CIccSparseMatrix mtx;
  icUInt32Number bytesPerMatrix = GetBytesPerMatrix();
 
  for (i=0; i<(int)m_nSize; i++) {
    mtx.Reset(m_RawData+i*bytesPerMatrix, bytesPerMatrix, icSparseMatrixFloatNum, true);
    sprintf(buf, " <SparseMatrix rows=\"%d\" cols=\"%d\">\n", mtx.Rows(), mtx.Cols());
    xml += blanks + buf;
 
    for (j=0; j<(int)mtx.Rows(); j++) {
      xml += blanks + "  <SparseRow>\n";
      
      n=mtx.GetNumRowColumns(j);
 
      xml += blanks + "   <ColIndices>\n";
      CIccUInt16Array::DumpArray(xml, blanks+"    ", mtx.GetColumnsForRow(j), n, icConvert16Bit, 8);
      xml += blanks + "   </ColIndices>\n";
 
      xml += blanks + "   <ColData>\n";
      CIccFloatArray::DumpArray(xml, blanks+"    ", (icFloatNumber*)(mtx.GetData()->getPtr(mtx.GetRowOffset(j))), n, icConvertFloat, 8);
      xml += blanks + "   </ColData>\n";
 
      xml += blanks + "  </SparseRow>\n";
    }
    xml += blanks + " </SparseMatrix>\n";
  }
 
  xml += blanks + "</SparseMatrixArray>\n";
 
  return true;
}

References CIccSparseMatrix::Cols(), CIccXmlArrayType< T, Tsig >::DumpArray(), CIccSparseMatrix::GetColumnsForRow(), CIccSparseMatrix::GetData(), CIccSparseMatrix::GetNumRowColumns(), IIccSparseMatrixEntry::getPtr(), CIccSparseMatrix::GetRowOffset(), icConvert16Bit, icConvertFloat, icSparseMatrixFloatNum, CIccSparseMatrix::Reset(), and CIccSparseMatrix::Rows().

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

• IccXML/IccLibXML/IccTagXml.h
• IccXML/IccLibXML/IccTagXml.cpp