Program: gdcm
Module: $RCSfile: gdcmPixelReadConvert.cxx,v $
Language: C++
- Date: $Date: 2004/12/13 14:58:41 $
- Version: $Revision: 1.9 $
+ Date: $Date: 2005/01/06 20:03:28 $
+ Version: $Revision: 1.14 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
#define JOCTET uint8_t
// For JPEG 8 Bits, body in file gdcmJpeg8.cxx
-bool gdcm_read_JPEG_file8 (std::ifstream* fp, void* image_buffer);
-bool gdcm_read_JPEG_memory8 (const JOCTET* buffer, const size_t buflen,
- void* image_buffer,
+bool gdcm_read_JPEG_file8 (std::ifstream *fp, void *image_buffer);
+bool gdcm_read_JPEG_memory8 (const JOCTET *buffer, const size_t buflen,
+ void *image_buffer,
size_t *howManyRead, size_t *howManyWritten);
//
// For JPEG 12 Bits, body in file gdcmJpeg12.cxx
-bool gdcm_read_JPEG_file12 (std::ifstream* fp, void* image_buffer);
+bool gdcm_read_JPEG_file12 (std::ifstream *fp, void *image_buffer);
bool gdcm_read_JPEG_memory12 (const JOCTET *buffer, const size_t buflen,
- void* image_buffer,
+ void *image_buffer,
size_t *howManyRead, size_t *howManyWritten);
// For JPEG 16 Bits, body in file gdcmJpeg16.cxx
// Beware this is misleading there is no 16bits DCT algorithm, only
// jpeg lossless compression exist in 16bits.
-bool gdcm_read_JPEG_file16 (std::ifstream* fp, void* image_buffer);
+bool gdcm_read_JPEG_file16 (std::ifstream *fp, void *image_buffer);
bool gdcm_read_JPEG_memory16 (const JOCTET *buffer, const size_t buflen,
void* image_buffer,
size_t *howManyRead, size_t *howManyWritten);
* \brief Read from file a 12 bits per pixel image and decompress it
* into a 16 bits per pixel image.
*/
-void PixelReadConvert::ReadAndDecompress12BitsTo16Bits( std::ifstream* fp )
+void PixelReadConvert::ReadAndDecompress12BitsTo16Bits( std::ifstream *fp )
throw ( FormatError )
{
int nbPixels = XSize * YSize;
*/
bool PixelReadConvert::DecompressRLE16BitsFromRLE8Bits( int NumberOfFrames )
{
- size_t PixelNumber = XSize * YSize;
- size_t RawSize = XSize * YSize * NumberOfFrames;
+ size_t pixelNumber = XSize * YSize;
+ size_t rawSize = XSize * YSize * NumberOfFrames;
// We assumed Raw contains the decoded RLE pixels but as
// 8 bits per pixel. In order to convert those pixels to 16 bits
// per pixel we cannot work in place within Raw and hence
// we copy it in a safe place, say copyRaw.
- uint8_t* copyRaw = new uint8_t[ RawSize * 2 ];
- memmove( copyRaw, Raw, RawSize * 2 );
+ uint8_t* copyRaw = new uint8_t[ rawSize * 2 ];
+ memmove( copyRaw, Raw, rawSize * 2 );
uint8_t* x = Raw;
uint8_t* a = copyRaw;
- uint8_t* b = a + PixelNumber;
+ uint8_t* b = a + pixelNumber;
for ( int i = 0; i < NumberOfFrames; i++ )
{
- for ( unsigned int j = 0; j < PixelNumber; j++ )
+ for ( unsigned int j = 0; j < pixelNumber; j++ )
{
*(x++) = *(b++);
*(x++) = *(a++);
* @param fp File Pointer: on entry the position should be the one of
* the fragment to be decoded.
*/
-bool PixelReadConvert::ReadAndDecompressRLEFragment( uint8_t* subRaw,
+bool PixelReadConvert::ReadAndDecompressRLEFragment( uint8_t *subRaw,
long fragmentSize,
long RawSegmentSize,
- std::ifstream* fp )
+ std::ifstream *fp )
{
int8_t count;
long numberOfOutputBytes = 0;
* at which the pixel data should be copied
* @return Boolean
*/
-bool PixelReadConvert::ReadAndDecompressRLEFile( std::ifstream* fp )
+bool PixelReadConvert::ReadAndDecompressRLEFile( std::ifstream *fp )
{
- uint8_t* subRaw = Raw;
+ uint8_t *subRaw = Raw;
long RawSegmentSize = XSize * YSize;
// Loop on the frame[s]
if( BitsAllocated == 16 )
{
- uint16_t* im16 = (uint16_t*)Raw;
+ uint16_t *im16 = (uint16_t*)Raw;
switch( SwapCode )
{
case 0:
* @param fp File Pointer
* @return Boolean
*/
-bool PixelReadConvert::ReadAndDecompressJPEGFramesFromFile( std::ifstream* fp )
+bool PixelReadConvert::ReadAndDecompressJPEGFramesFromFile( std::ifstream *fp )
{
- uint8_t* localRaw = Raw;
+ uint8_t *localRaw = Raw;
// Loop on the fragment[s]
for( JPEGFragmentsInfo::JPEGFragmentsList::iterator
it = JPEGInfo->Fragments.begin();
* @return Boolean
*/
bool PixelReadConvert::
-ReadAndDecompressJPEGSingleFrameFragmentsFromFile( std::ifstream* fp )
+ReadAndDecompressJPEGSingleFrameFragmentsFromFile( std::ifstream *fp )
{
// Loop on the fragment[s] to get total length
size_t totalLength = 0;
JOCTET *buffer = new JOCTET [totalLength];
JOCTET *p = buffer;
- uint8_t* localRaw = Raw;
// Loop on the fragment[s]
for( it = JPEGInfo->Fragments.begin();
it != JPEGInfo->Fragments.end();
size_t howManyRead = 0;
size_t howManyWritten = 0;
- size_t fragmentLength = 0;
if ( BitsStored == 8)
{
* @return Boolean
*/
bool PixelReadConvert::
-ReadAndDecompressJPEGFragmentedFramesFromFile( std::ifstream* fp )
+ReadAndDecompressJPEGFragmentedFramesFromFile( std::ifstream *fp )
{
// Loop on the fragment[s] to get total length
size_t totalLength = 0;
- for( JPEGFragmentsInfo::JPEGFragmentsList::iterator
- it = JPEGInfo->Fragments.begin();
+ JPEGFragmentsInfo::JPEGFragmentsList::iterator it;
+ for( it = JPEGInfo->Fragments.begin();
it != JPEGInfo->Fragments.end();
++it )
{
JOCTET *buffer = new JOCTET [totalLength];
JOCTET *p = buffer;
- uint8_t* localRaw = Raw;
// Loop on the fragment[s]
- for( JPEGFragmentsInfo::JPEGFragmentsList::iterator
- it = JPEGInfo->Fragments.begin();
+ for( it = JPEGInfo->Fragments.begin();
it != JPEGInfo->Fragments.end();
++it )
{
size_t howManyWritten = 0;
size_t fragmentLength = 0;
- for( JPEGFragmentsInfo::JPEGFragmentsList::iterator
- it = JPEGInfo->Fragments.begin() ;
+ for( it = JPEGInfo->Fragments.begin() ;
(it != JPEGInfo->Fragments.end()) && (howManyRead < totalLength);
++it )
{
* @param fp File Pointer
* @return Boolean
*/
-bool PixelReadConvert::ReadAndDecompressJPEGFile( std::ifstream* fp )
+bool PixelReadConvert::ReadAndDecompressJPEGFile( std::ifstream *fp )
{
if ( IsJPEG2000 )
{
// read from it
return ReadAndDecompressJPEGSingleFrameFragmentsFromFile( fp );
}
- else if (JPEGInfo->Fragments.size() == ZSize)
+ else if (JPEGInfo->Fragments.size() == (size_t)ZSize)
{
// suppose each fragment is a frame
return ReadAndDecompressJPEGFramesFromFile( fp );
*/
void PixelReadConvert::ConvertYcBcRPlanesToRGBPixels()
{
- uint8_t* localRaw = Raw;
- uint8_t* copyRaw = new uint8_t[ RawSize ];
+ uint8_t *localRaw = Raw;
+ uint8_t *copyRaw = new uint8_t[ RawSize ];
memmove( copyRaw, localRaw, RawSize );
// to see the tricks about YBR_FULL, YBR_FULL_422,
int l = XSize * YSize;
int nbFrames = ZSize;
- uint8_t* a = copyRaw;
- uint8_t* b = copyRaw + l;
- uint8_t* c = copyRaw + l + l;
+ uint8_t *a = copyRaw;
+ uint8_t *b = copyRaw + l;
+ uint8_t *c = copyRaw + l + l;
double R, G, B;
/// \todo : Replace by the 'well known' integer computation
*/
void PixelReadConvert::ConvertRGBPlanesToRGBPixels()
{
- uint8_t* localRaw = Raw;
- uint8_t* copyRaw = new uint8_t[ RawSize ];
+ uint8_t *localRaw = Raw;
+ uint8_t *copyRaw = new uint8_t[ RawSize ];
memmove( copyRaw, localRaw, RawSize );
int l = XSize * YSize * ZSize;
delete[] copyRaw;
}
-bool PixelReadConvert::ReadAndDecompressPixelData( std::ifstream* fp )
+bool PixelReadConvert::ReadAndDecompressPixelData( std::ifstream *fp )
{
// ComputeRawAndRGBSizes is already made by
// ::GrabInformationsFromHeader. So, the structure sizes are
}
}
-void PixelReadConvert::GrabInformationsFromHeader( Header* header )
+void PixelReadConvert::GrabInformationsFromHeader( Header *header )
{
// Number of Bits Allocated for storing a Pixel is defaulted to 16
// when absent from the header.
if ( HasLUT )
{
// Just in case some access to a Header element requires disk access.
- // Note: gdcmDocument::Fp is leaved open after OpenFile.
LutRedDescriptor = header->GetEntryByNumber( 0x0028, 0x1101 );
LutGreenDescriptor = header->GetEntryByNumber( 0x0028, 0x1102 );
LutBlueDescriptor = header->GetEntryByNumber( 0x0028, 0x1103 );
return true;
}
+/**
+ * \brief Print self.
+ * @param os Stream to print to.
+ */
+void PixelReadConvert::Print( std::ostream &os )
+{
+ Print("",os);
+}
+
/**
* \brief Print self.
* @param indent Indentation string to be prepended during printing.
<< std::endl;
os << indent
<< "Pixel Data: offset " << PixelOffset
- << " x" << std::hex << PixelOffset << std::dec
- << " length " << PixelDataLength
- << " x" << std::hex << PixelDataLength << std::dec
- << std::endl;
+ << " x(" << std::hex << PixelOffset << std::dec
+ << ") length " << PixelDataLength
+ << " x(" << std::hex << PixelDataLength << std::dec
+ << ")" << std::endl;
if ( IsRLELossless )
{
git://git.creatis.insa-lyon.fr / gdcm.git / blobdiff