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/*
* 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
*/
#ifndef AVCODEC_DVAUDIO_H
#define AVCODEC_DVAUDIO_H
#include <stdint.h>
static inline int dv_get_audio_sample_count(const uint8_t *buffer, int dsf)
{
int samples = buffer[0] & 0x3f; /* samples in this frame - min samples */
switch ((buffer[3] >> 3) & 0x07) {
case 0:
return samples + (dsf ? 1896 : 1580);
case 1:
return samples + (dsf ? 1742 : 1452);
case 2:
default:
return samples + (dsf ? 1264 : 1053);
}
}
#endif /* AVCODEC_DVAUDIO_H */
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