1 /*
2 * Xiph CELT parser for Ogg
3 * Copyright (c) 2011 Nicolas George
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 #include <string.h>
23
29
32 };
33
35 {
42
43 if (os->
psize == 60 &&
45 /* Main header */
46
47 uint32_t
version, sample_rate, nb_channels;
48 uint32_t overlap, extra_headers;
49
51 if (!priv)
57 }
59 /* unused header size field skipped */
63 /* unused bytes per packet field skipped */
69 if (sample_rate)
71
75 }
78
81 return 1;
83 /* Extra headers (vorbiscomment) */
84
87 return 1;
88 } else {
89 return 0;
90 }
91 }
92
95 .magicsize = 8,
97 .nb_header = 2,
98 };