gstreamer/subprojects/gst-plugins-bad/gst/siren/encoder.h

47 lines
1.4 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _SIREN_ENCODER_H
#define _SIREN_ENCODER_H
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include "dct4.h"
#include "rmlt.h"
#include "huffman.h"
#include "common.h"
typedef struct stSirenEncoder {
int sample_rate;
SirenWavHeader WavHeader;
float context[320];
} * SirenEncoder;
/* sample_rate MUST be 16000 to be compatible with MSN Voice clips (I think) */
extern SirenEncoder Siren7_NewEncoder(int sample_rate);
extern void Siren7_CloseEncoder(SirenEncoder encoder);
extern int Siren7_EncodeFrame(SirenEncoder encoder, unsigned char *DataIn, unsigned char *DataOut);
#endif /* _SIREN_ENCODER_H */