Index: third_party/libjpeg_turbo/cdjpeg.h |
=================================================================== |
--- third_party/libjpeg_turbo/cdjpeg.h (revision 0) |
+++ third_party/libjpeg_turbo/cdjpeg.h (revision 0) |
@@ -0,0 +1,184 @@ |
+/* |
+ * 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 |