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/*----------------------------------------------------------------------------
libtunepimp -- The MusicBrainz tagging library.
Let a thousand taggers bloom!
Copyright (C) Robert Kaye 2003
This file is part of libtunepimp.
libtunepimp 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.
libtunepimp 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 libtunepimp; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
$Id: mp3decode.h 1390 2005-06-14 17:46:40Z robert $
----------------------------------------------------------------------------*/
#ifndef __MP3_DECODE_H_
#define __MP3_DECODE_H_
#include <string>
using namespace std;
#include "mad.h"
#include "decode_plugin.h"
#include "fileio.h"
#define INPUT_BUFFER_SIZE (5*8192)
#define OUTPUT_BUFFER_SIZE 8192 /* Must be an integer multiple of 4. */
class MP3Decode : public DecodePlugin
{
public:
MP3Decode(const string &file, const string &encoding);
virtual ~MP3Decode(void);
int getInfo(unsigned long &duration,
unsigned int &samplesPerSecond,
unsigned int &bitsPerSample,
unsigned int &channels);
int read (char *data, int maxBytes);
private:
TFILE *file;
unsigned long duration;
unsigned int samplesPerSecond;
unsigned int bitsPerSample;
unsigned int channels;
string encoding;
struct mad_stream Stream;
struct mad_frame Frame;
struct mad_synth Synth;
mad_timer_t Timer;
unsigned char InputBuffer[INPUT_BUFFER_SIZE];
const unsigned char *OutputBufferEnd;
unsigned long FrameCount, id3v1TagOffset, curOffset;
};
#endif
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