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Diffstat (limited to 'gst/siren/decoder.h')
-rw-r--r-- | gst/siren/decoder.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/gst/siren/decoder.h b/gst/siren/decoder.h new file mode 100644 index 00000000..58c1406b --- /dev/null +++ b/gst/siren/decoder.h @@ -0,0 +1,52 @@ +/* + * 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 */ |