+++ /dev/null
-/*
- * cdjpeg.h
- *
- * Copyright (C) 1994-1997, Thomas G. Lane.
- * This file is part of the Independent JPEG Group's software.
- * For conditions of distribution and use, see the accompanying README file.
- *
- * This file contains common declarations for the sample applications
- * cjpeg and djpeg. It is NOT used by the core JPEG library.
- */
-
-#define JPEG_CJPEG_DJPEG /* define proper options in jconfig.h */
-#define JPEG_INTERNAL_OPTIONS /* cjpeg.c,djpeg.c need to see xxx_SUPPORTED */
-#include "jinclude.h"
-#include "jpeglib.h"
-#include "jerror.h" /* get library error codes too */
-#include "cderror.h" /* get application-specific error codes */
-
-
-/*
- * Object interface for cjpeg's source file decoding modules
- */
-
-typedef struct cjpeg_source_struct * cjpeg_source_ptr;
-
-struct cjpeg_source_struct {
- JMETHOD(void, start_input, (j_compress_ptr cinfo,
- cjpeg_source_ptr sinfo));
- JMETHOD(JDIMENSION, get_pixel_rows, (j_compress_ptr cinfo,
- cjpeg_source_ptr sinfo));
- JMETHOD(void, finish_input, (j_compress_ptr cinfo,
- cjpeg_source_ptr sinfo));
-
- FILE *input_file;
-
- JSAMPARRAY buffer;
- JDIMENSION buffer_height;
-};
-
-
-/*
- * Object interface for djpeg's output file encoding modules
- */
-
-typedef struct djpeg_dest_struct * djpeg_dest_ptr;
-
-struct djpeg_dest_struct {
- /* start_output is called after jpeg_start_decompress finishes.
- * The color map will be ready at this time, if one is needed.
- */
- JMETHOD(void, start_output, (j_decompress_ptr cinfo,
- djpeg_dest_ptr dinfo));
- /* Emit the specified number of pixel rows from the buffer. */
- JMETHOD(void, put_pixel_rows, (j_decompress_ptr cinfo,
- djpeg_dest_ptr dinfo,
- JDIMENSION rows_supplied));
- /* Finish up at the end of the image. */
- JMETHOD(void, finish_output, (j_decompress_ptr cinfo,
- djpeg_dest_ptr dinfo));
-
- /* Target file spec; filled in by djpeg.c after object is created. */
- FILE * output_file;
-
- /* Output pixel-row buffer. Created by module init or start_output.
- * Width is cinfo->output_width * cinfo->output_components;
- * height is buffer_height.
- */
- JSAMPARRAY buffer;
- JDIMENSION buffer_height;
-};
-
-
-/*
- * cjpeg/djpeg may need to perform extra passes to convert to or from
- * the source/destination file format. The JPEG library does not know
- * about these passes, but we'd like them to be counted by the progress
- * monitor. We use an expanded progress monitor object to hold the
- * additional pass count.
- */
-
-struct cdjpeg_progress_mgr {
- struct jpeg_progress_mgr pub; /* fields known to JPEG library */
- int completed_extra_passes; /* extra passes completed */
- int total_extra_passes; /* total extra */
- /* last printed percentage stored here to avoid multiple printouts */
- int percent_done;
-};
-
-typedef struct cdjpeg_progress_mgr * cd_progress_ptr;
-
-
-/* Short forms of external names for systems with brain-damaged linkers. */
-
-#ifdef NEED_SHORT_EXTERNAL_NAMES
-#define jinit_read_bmp jIRdBMP
-#define jinit_write_bmp jIWrBMP
-#define jinit_read_gif jIRdGIF
-#define jinit_write_gif jIWrGIF
-#define jinit_read_ppm jIRdPPM
-#define jinit_write_ppm jIWrPPM
-#define jinit_read_rle jIRdRLE
-#define jinit_write_rle jIWrRLE
-#define jinit_read_targa jIRdTarga
-#define jinit_write_targa jIWrTarga
-#define read_quant_tables RdQTables
-#define read_scan_script RdScnScript
-#define set_quant_slots SetQSlots
-#define set_sample_factors SetSFacts
-#define read_color_map RdCMap
-#define enable_signal_catcher EnSigCatcher
-#define start_progress_monitor StProgMon
-#define end_progress_monitor EnProgMon
-#define read_stdin RdStdin
-#define write_stdout WrStdout
-#endif /* NEED_SHORT_EXTERNAL_NAMES */
-
-/* Module selection routines for I/O modules. */
-
-EXTERN(cjpeg_source_ptr) jinit_read_bmp JPP((j_compress_ptr cinfo));
-EXTERN(djpeg_dest_ptr) jinit_write_bmp JPP((j_decompress_ptr cinfo,
- boolean is_os2));
-EXTERN(cjpeg_source_ptr) jinit_read_gif JPP((j_compress_ptr cinfo));
-EXTERN(djpeg_dest_ptr) jinit_write_gif JPP((j_decompress_ptr cinfo));
-EXTERN(cjpeg_source_ptr) jinit_read_ppm JPP((j_compress_ptr cinfo));
-EXTERN(djpeg_dest_ptr) jinit_write_ppm JPP((j_decompress_ptr cinfo));
-EXTERN(cjpeg_source_ptr) jinit_read_rle JPP((j_compress_ptr cinfo));
-EXTERN(djpeg_dest_ptr) jinit_write_rle JPP((j_decompress_ptr cinfo));
-EXTERN(cjpeg_source_ptr) jinit_read_targa JPP((j_compress_ptr cinfo));
-EXTERN(djpeg_dest_ptr) jinit_write_targa JPP((j_decompress_ptr cinfo));
-
-/* cjpeg support routines (in rdswitch.c) */
-
-EXTERN(boolean) read_quant_tables JPP((j_compress_ptr cinfo, char * filename,
- int scale_factor, boolean force_baseline));
-EXTERN(boolean) read_scan_script JPP((j_compress_ptr cinfo, char * filename));
-EXTERN(boolean) set_quant_slots JPP((j_compress_ptr cinfo, char *arg));
-EXTERN(boolean) set_sample_factors JPP((j_compress_ptr cinfo, char *arg));
-
-/* djpeg support routines (in rdcolmap.c) */
-
-EXTERN(void) read_color_map JPP((j_decompress_ptr cinfo, FILE * infile));
-
-/* common support routines (in cdjpeg.c) */
-
-EXTERN(void) enable_signal_catcher JPP((j_common_ptr cinfo));
-EXTERN(void) start_progress_monitor JPP((j_common_ptr cinfo,
- cd_progress_ptr progress));
-EXTERN(void) end_progress_monitor JPP((j_common_ptr cinfo));
-EXTERN(boolean) keymatch JPP((char * arg, const char * keyword, int minchars));
-EXTERN(FILE *) read_stdin JPP((void));
-EXTERN(FILE *) write_stdout JPP((void));
-
-/* miscellaneous useful macros */
-
-#ifdef DONT_USE_B_MODE /* define mode parameters for fopen() */
-#define READ_BINARY "r"
-#define WRITE_BINARY "w"
-#else
-#ifdef VMS /* VMS is very nonstandard */
-#define READ_BINARY "rb", "ctx=stm"
-#define WRITE_BINARY "wb", "ctx=stm"
-#else /* standard ANSI-compliant case */
-#define READ_BINARY "rb"
-#define WRITE_BINARY "wb"
-#endif
-#endif
-
-#ifndef EXIT_FAILURE /* define exit() codes if not provided */
-#define EXIT_FAILURE 1
-#endif
-#ifndef EXIT_SUCCESS
-#ifdef VMS
-#define EXIT_SUCCESS 1 /* VMS is very nonstandard */
-#else
-#define EXIT_SUCCESS 0
-#endif
-#endif
-#ifndef EXIT_WARNING
-#ifdef VMS
-#define EXIT_WARNING 1 /* VMS is very nonstandard */
-#else
-#define EXIT_WARNING 2
-#endif
-#endif
projects / synfig.git / blobdiff