mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-11 02:46:33 +00:00
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
|
/*
|
||
|
|
* Siren Encoder/Decoder library
|
||
|
|
*
|
||
|
|
* @author: Youness Alaoui <kakaroto@kakaroto.homelinux.net>
|
||
|
|
*
|
||
|
|
* This library is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU Library General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This library 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
|
||
|
|
* Library General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU Library General Public
|
||
|
|
* License along with this library; if not, write to the
|
||
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||
|
|
* Boston, MA 02111-1307, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef _SIREN_DECODER_H
|
||
|
|
#define _SIREN_DECODER_H
|
||
|
|
|
||
|
|
#include <math.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include "dct4.h"
|
||
|
|
#include "rmlt.h"
|
||
|
|
#include "huffman.h"
|
||
|
|
#include "common.h"
|
||
|
|
|
||
|
|
|
||
|
|
typedef struct stSirenDecoder {
|
||
|
|
int sample_rate;
|
||
|
|
PCMWavHeader WavHeader;
|
||
|
|
float context[320];
|
||
|
|
float backup_frame[320];
|
||
|
|
int dw1;
|
||
|
|
int dw2;
|
||
|
|
int dw3;
|
||
|
|
int dw4;
|
||
|
|
} * SirenDecoder;
|
||
|
|
|
||
|
|
|
||
|
|
/* MUST be 16000 to be compatible with MSN Voice clips (I think) */
|
||
|
|
extern SirenDecoder Siren7_NewDecoder(int sample_rate);
|
||
|
|
extern void Siren7_CloseDecoder(SirenDecoder decoder);
|
||
|
|
extern int Siren7_DecodeFrame(SirenDecoder decoder, unsigned char *DataIn, unsigned char *DataOut);
|
||
|
|
|
||
|
|
#endif /* _SIREN_DECODER_H */
|