FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/dvaudio.h
Date: 2021-09-26 18:22:30
Exec Total Coverage
Lines: 0 9 0.0%
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Line Branch Exec Source
1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #ifndef AVCODEC_DVAUDIO_H
20 #define AVCODEC_DVAUDIO_H
21
22 #include <stdint.h>
23
24 static inline int dv_get_audio_sample_count(const uint8_t *buffer, int dsf)
25 {
26 int samples = buffer[0] & 0x3f; /* samples in this frame - min samples */
27
28 switch ((buffer[3] >> 3) & 0x07) {
29 case 0:
30 return samples + (dsf ? 1896 : 1580);
31 case 1:
32 return samples + (dsf ? 1742 : 1452);
33 case 2:
34 default:
35 return samples + (dsf ? 1264 : 1053);
36 }
37 }
38
39 #endif /* AVCODEC_DVAUDIO_H */
40