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decoder.h

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00001 /* MuSE - Multiple Streaming Engine
00002  * Copyright (C) 2000-2004 Denis Rojo aka jaromil <jaromil@dyne.org>
00003  *
00004  * This source code is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Public License as published 
00006  * by the Free Software Foundation; either version 2 of the License,
00007  * or (at your option) any later version.
00008  *
00009  * This source code is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00012  * Please refer to the GNU Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Public License along with
00015  * this source code; if not, write to:
00016  * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017  *
00018  
00019  $Id: decoder.h,v 1.6 2004/04/04 23:07:24 pallotron Exp $"
00020 
00021 */
00022 
00028 #ifndef __DECODER_H__
00029 #define __DECODER_H__
00030 
00031 #include <pthread.h>
00032 #include <generic.h>
00033 
00066 class MuseDec {
00067 
00068   public:
00069 
00076   MuseDec();
00077 
00084   virtual ~MuseDec();
00085 
00099   virtual int load(char *file) = 0; /* open filename */
00100 
00112   virtual bool seek(float pos) = 0; /* seek to position from 0.0 1.0 */
00113 
00125   virtual IN_DATATYPE *get_audio() = 0;  /* decode audio */
00126 
00127   char name[5]; 
00128 
00133   int samplerate; 
00134   int channels; 
00135   int bitrate; 
00136   int frames; 
00137   int framepos; 
00138   int frametot; 
00139   int fps; 
00140   bool seekable; 
00141   bool eos; 
00142   bool err; 
00143 
00144 
00145   /* pthread stuff */
00146   void lock() { pthread_mutex_lock(&mutex); };
00148   void unlock() { pthread_mutex_unlock(&mutex); };
00150 
00151  private:
00152   pthread_mutex_t mutex;
00153 
00154 };    
00155 
00156 #endif

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