|
|
|
|
/*
|
|
|
|
|
* GSM common header
|
|
|
|
|
*
|
|
|
|
|
* 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_GSM_H
|
|
|
|
|
#define AVCODEC_GSM_H
|
|
|
|
|
|
|
|
|
|
/* bytes per block */
|
|
|
|
|
#define GSM_BLOCK_SIZE 33
|
|
|
|
|
#define GSM_MS_BLOCK_SIZE 65
|
|
|
|
|
#define MSN_MIN_BLOCK_SIZE 41
|
|
|
|
|
|
|
|
|
|
/* samples per block */
|
|
|
|
|
#define GSM_FRAME_SIZE 160
|
|
|
|
|
|
|
|
|
|
enum GSMModes {
|
|
|
|
|
GSM_13000 = 0,
|
|
|
|
|
MSN_12400,
|
|
|
|
|
MSN_11800,
|
|
|
|
|
MSN_11200,
|
|
|
|
|
MSN_10600,
|
|
|
|
|
MSN_10000,
|
|
|
|
|
MSN_9400,
|
|
|
|
|
MSN_8800,
|
|
|
|
|
MSN_8200,
|
|
|
|
|
NUM_GSM_MODES
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#endif /* AVCODEC_GSM_H */
|
