X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmJPEGFragment.cxx;h=02b7a071aacbe522f85899291ed3b3d86978ca1b;hb=8e7d7cb974953d9bc78b905451de7ca72887dc58;hp=b16e4bf1e084b244bb20d24c68b191d63b35919c;hpb=76fbe8bdbedf33bd483c35f33ee56acb1c544d90;p=gdcm.git diff --git a/src/gdcmJPEGFragment.cxx b/src/gdcmJPEGFragment.cxx index b16e4bf1..02b7a071 100644 --- a/src/gdcmJPEGFragment.cxx +++ b/src/gdcmJPEGFragment.cxx @@ -3,8 +3,8 @@ Program: gdcm Module: $RCSfile: gdcmJPEGFragment.cxx,v $ Language: C++ - Date: $Date: 2005/01/31 04:15:33 $ - Version: $Revision: 1.12 $ + Date: $Date: 2007/08/22 16:14:04 $ + Version: $Revision: 1.19 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or @@ -19,17 +19,19 @@ #include "gdcmJPEGFragment.h" #include "gdcmDebug.h" -namespace gdcm +namespace GDCM_NAME_SPACE { - +//------------------------------------------------------------------------- // For JPEG 2000, body in file gdcmJpeg2000.cxx // Not yet made -bool gdcm_read_JPEG2000_file (std::ifstream* fp, void* image_buffer); +bool gdcm_read_JPEG2000_file (std::ifstream *fp, void *image_buffer); // For JPEG-LS, body in file gdcmJpegLS.cxx // Not yet made -bool gdcm_read_JPEGLS_file (std::ifstream* fp, void* image_buffer); +bool gdcm_read_JPEGLS_file (std::ifstream *fp, void *image_buffer); +//------------------------------------------------------------------------- +// Constructor / Destructor /** * \brief Default constructor. */ @@ -42,19 +44,8 @@ JPEGFragment::JPEGFragment() } -/** - * \brief Print self. - * @param os Stream to print to. - * @param indent Indentation string to be prepended during printing. - */ -void JPEGFragment::Print( std::ostream &os, std::string indent ) -{ - os << indent - << "JPEG fragment: offset : " << Offset - << " length : " << Length - << std::endl; -} - +//----------------------------------------------------------------------------- +// Public /** * \brief Decompress 8bits JPEG Fragment * @param fp ifstream to write to @@ -64,7 +55,7 @@ void JPEGFragment::Print( std::ostream &os, std::string indent ) */ void JPEGFragment::DecompressJPEGFramesFromFile(std::ifstream *fp, uint8_t *buffer, int nBits, - int & statesuspension) + int &statesuspension) { // First thing need to reset file to proper position: fp->seekg( Offset, std::ios::beg); @@ -76,11 +67,13 @@ void JPEGFragment::DecompressJPEGFramesFromFile(std::ifstream *fp, } else if ( nBits <= 12 ) { + assert( nBits >= 8 ); // JPEG Lossy : call to IJG 6b - 12 bits ReadJPEGFile12 ( fp, buffer, statesuspension); } else if ( nBits <= 16 ) { + assert( nBits >= 12 ); // JPEG Lossy : call to IJG 6b - 16 bits ReadJPEGFile16 ( fp, buffer, statesuspension); //gdcmAssertMacro( IsJPEGLossless ); @@ -95,5 +88,27 @@ void JPEGFragment::DecompressJPEGFramesFromFile(std::ifstream *fp, } } +//----------------------------------------------------------------------------- +// Protected + +//----------------------------------------------------------------------------- +// Private + +//----------------------------------------------------------------------------- +// Print +/** + * \brief Print self. + * @param os Stream to print to. + * @param indent Indentation string to be prepended during printing. + */ +void JPEGFragment::Print( std::ostream &os, std::string const &indent ) +{ + os << indent + << "JPEG fragment: offset : " << Offset + << " length : " << Length + << std::endl; +} + +//----------------------------------------------------------------------------- } // end namespace gdcm