#include "jinclude.h"
#include "jpeglib.h"
Go to the source code of this file.
Classes |
| struct | my_color_converter |
Defines |
| #define | B_CB_OFF (5*(MAXJSAMPLE+1)) |
| #define | B_CR_OFF (7*(MAXJSAMPLE+1)) |
| #define | B_Y_OFF (2*(MAXJSAMPLE+1)) /* etc. */ |
| #define | CBCR_OFFSET ((INT32) CENTERJSAMPLE << SCALEBITS) |
| #define | FIX(x) ((INT32) ((x) * (1L<<SCALEBITS) + 0.5)) |
| #define | G_CB_OFF (4*(MAXJSAMPLE+1)) |
| #define | G_CR_OFF (6*(MAXJSAMPLE+1)) |
| #define | G_Y_OFF (1*(MAXJSAMPLE+1)) /* offset to G => Y section */ |
| #define | JPEG_INTERNALS |
| #define | ONE_HALF ((INT32) 1 << (SCALEBITS-1)) |
| #define | R_CB_OFF (3*(MAXJSAMPLE+1)) |
| #define | R_CR_OFF B_CB_OFF /* B=>Cb, R=>Cr are the same */ |
| #define | R_Y_OFF 0 /* offset to R => Y section */ |
| #define | SCALEBITS 16 /* speediest right-shift on some machines */ |
| #define | TABLE_SIZE (8*(MAXJSAMPLE+1)) |
Typedefs |
| typedef my_color_converter * | my_cconvert_ptr |
Functions |
| | cmyk_ycck_convert (j_compress_ptr cinfo, JSAMPARRAY input_buf, JSAMPIMAGE output_buf, JDIMENSION output_row, int num_rows) |
| | grayscale_convert (j_compress_ptr cinfo, JSAMPARRAY input_buf, JSAMPIMAGE output_buf, JDIMENSION output_row, int num_rows) |
| | jinit_color_converter (j_compress_ptr cinfo) |
| | null_convert (j_compress_ptr cinfo, JSAMPARRAY input_buf, JSAMPIMAGE output_buf, JDIMENSION output_row, int num_rows) |
| | null_method (j_compress_ptr cinfo) |
| | rgb_gray_convert (j_compress_ptr cinfo, JSAMPARRAY input_buf, JSAMPIMAGE output_buf, JDIMENSION output_row, int num_rows) |
| | rgb_ycc_convert (j_compress_ptr cinfo, JSAMPARRAY input_buf, JSAMPIMAGE output_buf, JDIMENSION output_row, int num_rows) |
| | rgb_ycc_start (j_compress_ptr cinfo) |
Define Documentation
| #define FIX |
( |
|
x | ) |
((INT32) ((x) * (1L<<SCALEBITS) + 0.5)) |
| #define R_Y_OFF 0 /* offset to R => Y section */ |
| #define SCALEBITS 16 /* speediest right-shift on some machines */ |
Typedef Documentation
Function Documentation
