dec_speex.h

Aqualung is an advanced music player primarily targeted for the GNU/Linux operating system, but als

/*                                                     -*- linux-c -*-
    Copyright (C) 2005 Tom Szilagyi

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

    $Id: dec_speex.h,v 1.5 2006/08/11 08:04:10 tszilagyi Exp $
*/


#ifndef _DEC_SPEEX_H
#define _DEC_SPEEX_H

#ifdef HAVE_SPEEX
#include <oggz/oggz.h>
#include <speex/speex.h>
#include <speex/speex_header.h>
#endif /* HAVE_SPEEX */

#include "file_decoder.h"


/* Decoding buffer size for Speex */
#define SPEEX_BUFSIZE 1280
/* size of ringbuffer for decoded Speex data (in frames) */
#define RB_SPEEX_SIZE 262144


#ifdef HAVE_SPEEX
typedef struct _speex_pdata_t {
        rb_t * rb;
        FILE * speex_file;

	OGGZ * oggz;
	SpeexBits bits;
	const SpeexMode * mode;
	void * decoder;

	int sample_rate;
	int channels;
	int vbr;
	int nframes;
	int frame_size;

	int exploring;
	int error;
	long packetno;
	int granulepos;

        int is_eos;
} speex_pdata_t;
#endif /* HAVE_SPEEX */


decoder_t * speex_dec_init(file_decoder_t * fdec);
#ifdef HAVE_SPEEX
void speex_dec_destroy(decoder_t * dec);
int speex_dec_open(decoder_t * dec, char * filename);
void speex_dec_close(decoder_t * dec);
unsigned int speex_dec_read(decoder_t * dec, float * dest, int num);
void speex_dec_seek(decoder_t * dec, unsigned long long seek_to_pos);
#endif /* HAVE_SPEEX */


#endif /* _DEC_SPEEX_H */

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