File: vp3_parser.c

package info (click to toggle)
chromium 145.0.7632.159-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 5,976,224 kB
  • sloc: cpp: 36,198,469; ansic: 7,634,080; javascript: 3,564,060; python: 1,649,622; xml: 838,470; asm: 717,087; pascal: 185,708; sh: 88,786; perl: 88,718; objc: 79,984; sql: 59,811; cs: 42,452; fortran: 24,101; makefile: 21,144; tcl: 15,277; php: 14,022; yacc: 9,066; ruby: 7,553; awk: 3,720; lisp: 3,233; lex: 1,328; ada: 727; jsp: 228; sed: 36
file content (43 lines) | stat: -rw-r--r-- 1,555 bytes parent folder | download | duplicates (3)
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
/*
 * 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 "avcodec.h"
#include "parser_internal.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 FFCodecParser ff_vp3_parser = {
    PARSER_CODEC_LIST(AV_CODEC_ID_THEORA, AV_CODEC_ID_VP3,
                      AV_CODEC_ID_VP6, AV_CODEC_ID_VP6F, AV_CODEC_ID_VP6A),
    .parse        = parse,
};