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authorYouness Alaoui <youness.alaoui@collabora.co.uk>2008-04-10 07:01:16 +0000
committerEdward Hervey <bilboed@bilboed.com>2009-02-17 19:29:39 +0100
commitb9ea3bbe4f4948d667599c79f6cc2fcf414e47a6 (patch)
treeb7b165e3e1ee7fdca884b3b3aa38fb7f5d3e1b12 /gst/siren/decoder.h
parent79ebcb8fe5f4c856e87b51d7eaef9e59a53f763c (diff)
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[MOVED FROM GST-P-FARSIGHT] Added Siren encoder/decoder/payloader/depayloader
20080410070116-4f0f6-72ffbdbb262f07bfabd1e469973a01b3359bee45.gz
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+/*
+ * 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 */