FFmpeg
pngdsp.h
Go to the documentation of this file.
1 /*
2  * PNG image format
3  * Copyright (c) 2008 Loren Merrit <lorenm@u.washington.edu>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_PNGDSP_H
23 #define AVCODEC_PNGDSP_H
24 
25 #include <stdint.h>
26 
27 typedef struct PNGDSPContext {
29  uint8_t *src1 /* align 16 */,
30  uint8_t *src2, int w);
31 
32  /* this might write to dst[w] */
34  uint8_t *top, int w, int bpp);
36 
37 void ff_pngdsp_init(PNGDSPContext *dsp);
39 
40 #endif /* AVCODEC_PNGDSP_H */
void ff_pngdsp_init(PNGDSPContext *dsp)
Definition: pngdsp.c:43
void(* add_bytes_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w)
Definition: pngdsp.h:28
#define src
Definition: vp8dsp.c:254
uint8_t
uint8_t w
Definition: llviddspenc.c:38
typedef void(APIENTRY *FF_PFNGLACTIVETEXTUREPROC)(GLenum texture)
#define src1
Definition: h264pred.c:139
void ff_pngdsp_init_x86(PNGDSPContext *dsp)
Definition: pngdsp_init.c:36
void(* add_paeth_prediction)(uint8_t *dst, uint8_t *src, uint8_t *top, int w, int bpp)
Definition: pngdsp.h:33