X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmJpeg.cxx;h=7cfee75fc209001b1a585f4611f27e012f92ca5a;hb=bf254f32ff1391a5da3ccc13b0aaba4446ee60a6;hp=d95fbd541dd25263a1cd611fb3b44beead36c6ae;hpb=7a822ba5bef24e1f37e5ffa15d9c9fbaeb66cffa;p=gdcm.git diff --git a/src/gdcmJpeg.cxx b/src/gdcmJpeg.cxx index d95fbd54..7cfee75f 100644 --- a/src/gdcmJpeg.cxx +++ b/src/gdcmJpeg.cxx @@ -3,8 +3,8 @@ Program: gdcm Module: $RCSfile: gdcmJpeg.cxx,v $ Language: C++ - Date: $Date: 2005/02/04 23:49:23 $ - Version: $Revision: 1.44 $ + Date: $Date: 2005/10/18 19:06:30 $ + Version: $Revision: 1.51 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or @@ -56,7 +56,7 @@ namespace gdcm * @return 1 on success, 0 on error */ -bool gdcm_write_JPEG_file (std::ofstream *fp, void *im_buf, +bool gdcm_write_JPEG_file (std::ostream *fp, void *im_buf, int image_width, int image_height, int quality) { @@ -107,7 +107,9 @@ bool gdcm_write_JPEG_file (std::ofstream *fp, void *im_buf, // exit(1); // // } - jpeg_stdio_dest(&cinfo, fp); + assert( 0 ); + (void)fp; + //jpeg_stdio_dest(&cinfo, fp, 0, 0, image_width, image_height, quality); /* Step 3: set parameters for compression */ @@ -197,16 +199,16 @@ METHODDEF(void) my_error_exit (j_common_ptr cinfo) { longjmp(myerr->setjmp_buffer, 1); } -METHODDEF(void) my_output_message (j_common_ptr cinfo) -{ - char buffer[JMSG_LENGTH_MAX]; - - /* Create the message */ - (*cinfo->err->format_message) (cinfo, buffer); - - // Custom display message, we could be more fancy and throw an exception: - gdcmErrorMacro( buffer ); -} +//METHODDEF(void) my_output_message (j_common_ptr cinfo) +//{ +// char buffer[JMSG_LENGTH_MAX]; +// +// /* Create the message */ +// (*cinfo->err->format_message) (cinfo, buffer); +// +// // Custom display message, we could be more fancy and throw an exception: +// gdcmErrorMacro( buffer ); +//} } //----------------------------------------------------------------------------- @@ -258,8 +260,8 @@ bool JPEGFragment::ReadJPEGFile (std::ifstream *fp, void *image_buffer, int &sta // for any jpeg error call my_error_exit jerr.pub.error_exit = my_error_exit; // for any output message call my_output_message - jerr.pub.output_message = my_output_message; - + //jerr.pub.output_message = my_output_message; + // Establish the setjmp return context for my_error_exit to use. if (setjmp(jerr.setjmp_buffer)) { @@ -271,7 +273,7 @@ bool JPEGFragment::ReadJPEGFile (std::ifstream *fp, void *image_buffer, int &sta return 0; } // Now we can initialize the JPEG decompression object. - if( statesuspension == 0 ) + if ( statesuspension == 0 ) { jpeg_create_decompress(&cinfo); jpeg_stdio_src(&cinfo, fp, this, 1); @@ -282,17 +284,17 @@ bool JPEGFragment::ReadJPEGFile (std::ifstream *fp, void *image_buffer, int &sta } // Step 3: read file parameters with jpeg_read_header() - if( statesuspension < 2 ) + if ( statesuspension < 2 ) { - if( jpeg_read_header(&cinfo, TRUE) == JPEG_SUSPENDED ) + if ( jpeg_read_header(&cinfo, TRUE) == JPEG_SUSPENDED ) { // Suspension in jpeg_read_header statesuspension = 2; } - + // Step 4: set parameters for decompression // prevent the library from performing any color space conversion - if( cinfo.process == JPROC_LOSSLESS ) + if ( cinfo.process == JPROC_LOSSLESS ) { cinfo.jpeg_color_space = JCS_UNKNOWN; cinfo.out_color_space = JCS_UNKNOWN; @@ -300,9 +302,9 @@ bool JPEGFragment::ReadJPEGFile (std::ifstream *fp, void *image_buffer, int &sta } // Step 5: Start decompressor - if(statesuspension < 3 ) + if (statesuspension < 3 ) { - if( jpeg_start_decompress(&cinfo) == FALSE ) + if ( jpeg_start_decompress(&cinfo) == FALSE ) { // Suspension: jpeg_start_decompress statesuspension = 3; @@ -330,14 +332,14 @@ bool JPEGFragment::ReadJPEGFile (std::ifstream *fp, void *image_buffer, int &sta while (cinfo.output_scanline < cinfo.output_height) { - if( jpeg_read_scanlines(&cinfo, buffer, 1) == 0 ) + if ( jpeg_read_scanlines(&cinfo, buffer, 1) == 0 ) { // Suspension in jpeg_read_scanlines statesuspension = 3; return true; } // The ijg has no notion of big endian, therefore always swap the jpeg stream -#if defined(GDCM_WORDS_BIGENDIAN) && (CMAKE_BITS_IN_JSAMPLE != 8) +#if (defined(GDCM_WORDS_BIGENDIAN) || defined(GDCM_FORCE_BIGENDIAN_EMULATION)) && (CMAKE_BITS_IN_JSAMPLE != 8) uint16_t *buffer16 = (uint16_t*)*buffer; uint16_t *pimage16 = (uint16_t*)pImage; for(unsigned int i=0;i