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53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
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/*
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* Siren Encoder/Decoder library
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*
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* @author: Youness Alaoui <kakaroto@kakaroto.homelinux.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _SIREN_DECODER_H
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#define _SIREN_DECODER_H
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include "dct4.h"
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#include "rmlt.h"
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#include "huffman.h"
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#include "common.h"
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typedef struct stSirenDecoder {
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int sample_rate;
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PCMWavHeader WavHeader;
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float context[320];
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float backup_frame[320];
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int dw1;
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int dw2;
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int dw3;
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int dw4;
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} * SirenDecoder;
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/* MUST be 16000 to be compatible with MSN Voice clips (I think) */
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extern SirenDecoder Siren7_NewDecoder(int sample_rate);
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extern void Siren7_CloseDecoder(SirenDecoder decoder);
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extern int Siren7_DecodeFrame(SirenDecoder decoder, unsigned char *DataIn, unsigned char *DataOut);
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#endif /* _SIREN_DECODER_H */
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