Miam-Player  0.8.0
A nice music player
imgutils.h
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #ifndef AVUTIL_IMGUTILS_H
20 #define AVUTIL_IMGUTILS_H
21 
30 #include "avutil.h"
31 #include "pixdesc.h"
32 #include "rational.h"
33 
50 void av_image_fill_max_pixsteps(int max_pixsteps[4], int max_pixstep_comps[4],
51  const AVPixFmtDescriptor *pixdesc);
52 
59 int av_image_get_linesize(enum AVPixelFormat pix_fmt, int width, int plane);
60 
68 int av_image_fill_linesizes(int linesizes[4], enum AVPixelFormat pix_fmt, int width);
69 
81 int av_image_fill_pointers(uint8_t *data[4], enum AVPixelFormat pix_fmt, int height,
82  uint8_t *ptr, const int linesizes[4]);
83 
94 int av_image_alloc(uint8_t *pointers[4], int linesizes[4],
95  int w, int h, enum AVPixelFormat pix_fmt, int align);
96 
109 void av_image_copy_plane(uint8_t *dst, int dst_linesize,
110  const uint8_t *src, int src_linesize,
111  int bytewidth, int height);
112 
119 void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4],
120  const uint8_t *src_data[4], const int src_linesizes[4],
121  enum AVPixelFormat pix_fmt, int width, int height);
122 
149 int av_image_fill_arrays(uint8_t *dst_data[4], int dst_linesize[4],
150  const uint8_t *src,
151  enum AVPixelFormat pix_fmt, int width, int height, int align);
152 
159 int av_image_get_buffer_size(enum AVPixelFormat pix_fmt, int width, int height, int align);
160 
178 int av_image_copy_to_buffer(uint8_t *dst, int dst_size,
179  const uint8_t * const src_data[4], const int src_linesize[4],
180  enum AVPixelFormat pix_fmt, int width, int height, int align);
181 
192 int av_image_check_size(unsigned int w, unsigned int h, int log_offset, void *log_ctx);
193 
206 int av_image_check_sar(unsigned int w, unsigned int h, AVRational sar);
207 
213 #endif /* AVUTIL_IMGUTILS_H */
int av_image_get_linesize(enum AVPixelFormat pix_fmt, int width, int plane)
int av_image_copy_to_buffer(uint8_t *dst, int dst_size, const uint8_t *const src_data[4], const int src_linesize[4], enum AVPixelFormat pix_fmt, int width, int height, int align)
int av_image_alloc(uint8_t *pointers[4], int linesizes[4], int w, int h, enum AVPixelFormat pix_fmt, int align)
int av_image_fill_arrays(uint8_t *dst_data[4], int dst_linesize[4], const uint8_t *src, enum AVPixelFormat pix_fmt, int width, int height, int align)
void av_image_fill_max_pixsteps(int max_pixsteps[4], int max_pixstep_comps[4], const AVPixFmtDescriptor *pixdesc)
int av_image_check_sar(unsigned int w, unsigned int h, AVRational sar)
int av_image_get_buffer_size(enum AVPixelFormat pix_fmt, int width, int height, int align)
void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4], const uint8_t *src_data[4], const int src_linesizes[4], enum AVPixelFormat pix_fmt, int width, int height)
int av_image_check_size(unsigned int w, unsigned int h, int log_offset, void *log_ctx)
int av_image_fill_pointers(uint8_t *data[4], enum AVPixelFormat pix_fmt, int height, uint8_t *ptr, const int linesizes[4])
int av_image_fill_linesizes(int linesizes[4], enum AVPixelFormat pix_fmt, int width)
Definition: rational.h:58
Definition: pixdesc.h:81
void av_image_copy_plane(uint8_t *dst, int dst_linesize, const uint8_t *src, int src_linesize, int bytewidth, int height)
AVPixelFormat
Definition: pixfmt.h:60