?? cdjpeg.h
字號:
/* * cdjpeg.h * * Copyright (C) 1994, 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#include "jinclude.h"#include "jpeglib.h" /* not jpegint.h; these are not core modules */#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; JSAMPARRAY image_buffer[MAX_COMPONENTS];};/* Short forms of external names for systems with brain-damaged linkers. */#ifdef NEED_SHORT_EXTERNAL_NAMES#define jinit_read_gif jIRdGIF#define jinit_write_gif jIWrGIF#define jinit_read_ppm jIRdPPM#define jinit_write_ppm jIWrPPM#define jinit_read_raw jIRdRAW#define jinit_write_raw jIWrRAW#define jinit_read_rle jIRdRLE#define jinit_write_rle jIWrRLE#define jinit_read_targa jIRdTarga#define jinit_write_targa jIWrTarga#endif /* NEED_SHORT_EXTERNAL_NAMES *//* Module selection routines for I/O modules. */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_raw JPP((j_compress_ptr cinfo));EXTERN djpeg_dest_ptr jinit_write_raw 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));
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -