1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
/*
* Copyright (C) 2008 Michael Niedermayer
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "parser.h"
static int parse(AVCodecParserContext *s,
AVCodecContext *avctx,
const uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size)
{
if (avctx->codec_id == AV_CODEC_ID_THEORA)
s->pict_type = (buf[0] & 0x40) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I;
else
s->pict_type = (buf[0] & 0x80) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I;
*poutbuf = buf;
*poutbuf_size = buf_size;
return buf_size;
}
const AVCodecParser ff_vp3_parser = {
.codec_ids = {
AV_CODEC_ID_THEORA, AV_CODEC_ID_VP3,
AV_CODEC_ID_VP6, AV_CODEC_ID_VP6F, AV_CODEC_ID_VP6A
},
.parser_parse = parse,
};
|
