blob: 7ee046c5437da96e417db2f1051fd3d8cf664013
1 | /* |
2 | * Copyright (C) 2008 Michael Niedermayer |
3 | * |
4 | * This file is part of FFmpeg. |
5 | * |
6 | * FFmpeg is free software; you can redistribute it and/or |
7 | * modify it under the terms of the GNU Lesser General Public |
8 | * License as published by the Free Software Foundation; either |
9 | * version 2.1 of the License, or (at your option) any later version. |
10 | * |
11 | * FFmpeg is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | * Lesser General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU Lesser General Public |
17 | * License along with FFmpeg; if not, write to the Free Software |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | */ |
20 | |
21 | #include "parser.h" |
22 | |
23 | static int parse(AVCodecParserContext *s, |
24 | AVCodecContext *avctx, |
25 | const uint8_t **poutbuf, int *poutbuf_size, |
26 | const uint8_t *buf, int buf_size) |
27 | { |
28 | if (avctx->codec_id == AV_CODEC_ID_THEORA) |
29 | s->pict_type = (buf[0] & 0x40) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I; |
30 | else |
31 | s->pict_type = (buf[0] & 0x80) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I; |
32 | |
33 | *poutbuf = buf; |
34 | *poutbuf_size = buf_size; |
35 | return buf_size; |
36 | } |
37 | |
38 | AVCodecParser ff_vp3_parser = { |
39 | .codec_ids = { |
40 | AV_CODEC_ID_THEORA, AV_CODEC_ID_VP3, |
41 | AV_CODEC_ID_VP6, AV_CODEC_ID_VP6F, AV_CODEC_ID_VP6A |
42 | }, |
43 | .parser_parse = parse, |
44 | }; |
45 |