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- #define JPEG_CJPEG_DJPEG
- #define JPEG_INTERNAL_OPTIONS
- #include "jinclude.h"
- #include "jpeglib.h"
- #include "jerror.h"
- #include "cderror.h"
- typedef struct cjpeg_source_struct *cjpeg_source_ptr;
- struct cjpeg_source_struct {
- void (*start_input) (j_compress_ptr cinfo, cjpeg_source_ptr sinfo);
- JDIMENSION (*get_pixel_rows) (j_compress_ptr cinfo, cjpeg_source_ptr sinfo);
- void (*finish_input) (j_compress_ptr cinfo, cjpeg_source_ptr sinfo);
- FILE *input_file;
- JSAMPARRAY buffer;
- JDIMENSION buffer_height;
- };
- typedef struct djpeg_dest_struct *djpeg_dest_ptr;
- struct djpeg_dest_struct {
-
- void (*start_output) (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo);
-
- void (*put_pixel_rows) (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo,
- JDIMENSION rows_supplied);
-
- void (*finish_output) (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo);
-
- void (*calc_buffer_dimensions) (j_decompress_ptr cinfo,
- djpeg_dest_ptr dinfo);
-
- FILE *output_file;
-
- JSAMPARRAY buffer;
- JDIMENSION buffer_height;
- };
- struct cdjpeg_progress_mgr {
- struct jpeg_progress_mgr pub;
- int completed_extra_passes;
- int total_extra_passes;
-
- int percent_done;
- };
- typedef struct cdjpeg_progress_mgr *cd_progress_ptr;
- EXTERN(cjpeg_source_ptr) jinit_read_bmp(j_compress_ptr cinfo,
- boolean use_inversion_array);
- EXTERN(djpeg_dest_ptr) jinit_write_bmp(j_decompress_ptr cinfo, boolean is_os2,
- boolean use_inversion_array);
- EXTERN(cjpeg_source_ptr) jinit_read_gif(j_compress_ptr cinfo);
- EXTERN(djpeg_dest_ptr) jinit_write_gif(j_decompress_ptr cinfo);
- EXTERN(cjpeg_source_ptr) jinit_read_ppm(j_compress_ptr cinfo);
- EXTERN(djpeg_dest_ptr) jinit_write_ppm(j_decompress_ptr cinfo);
- EXTERN(cjpeg_source_ptr) jinit_read_rle(j_compress_ptr cinfo);
- EXTERN(djpeg_dest_ptr) jinit_write_rle(j_decompress_ptr cinfo);
- EXTERN(cjpeg_source_ptr) jinit_read_targa(j_compress_ptr cinfo);
- EXTERN(djpeg_dest_ptr) jinit_write_targa(j_decompress_ptr cinfo);
- EXTERN(boolean) read_quant_tables(j_compress_ptr cinfo, char *filename,
- boolean force_baseline);
- EXTERN(boolean) read_scan_script(j_compress_ptr cinfo, char *filename);
- EXTERN(boolean) set_quality_ratings(j_compress_ptr cinfo, char *arg,
- boolean force_baseline);
- EXTERN(boolean) set_quant_slots(j_compress_ptr cinfo, char *arg);
- EXTERN(boolean) set_sample_factors(j_compress_ptr cinfo, char *arg);
- EXTERN(void) read_color_map(j_decompress_ptr cinfo, FILE *infile);
- EXTERN(void) enable_signal_catcher(j_common_ptr cinfo);
- EXTERN(void) start_progress_monitor(j_common_ptr cinfo,
- cd_progress_ptr progress);
- EXTERN(void) end_progress_monitor(j_common_ptr cinfo);
- EXTERN(boolean) keymatch(char *arg, const char *keyword, int minchars);
- EXTERN(FILE *) read_stdin(void);
- EXTERN(FILE *) write_stdout(void);
- #ifdef DONT_USE_B_MODE
- #define READ_BINARY "r"
- #define WRITE_BINARY "w"
- #else
- #define READ_BINARY "rb"
- #define WRITE_BINARY "wb"
- #endif
- #ifndef EXIT_FAILURE
- #define EXIT_FAILURE 1
- #endif
- #ifndef EXIT_SUCCESS
- #define EXIT_SUCCESS 0
- #endif
- #ifndef EXIT_WARNING
- #define EXIT_WARNING 2
- #endif
- #define IsExtRGB(cs) \
- (cs == JCS_RGB || (cs >= JCS_EXT_RGB && cs <= JCS_EXT_ARGB))
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