usbloadergx/source/SoundOperations/Mp3Decoder.hpp

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/***************************************************************************
* Copyright (C) 2010
* by Dimok
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any
* damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any
* purpose, including commercial applications, and to alter it and
* redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you
* must not claim that you wrote the original software. If you use
* this software in a product, an acknowledgment in the product
* documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and
* must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
*
* for WiiXplorer 2010
***************************************************************************/
#include <mad.h>
#include "SoundDecoder.hpp"
class Mp3Decoder : public SoundDecoder
{
public:
Mp3Decoder(const char * filepath);
Mp3Decoder(const u8 * sound, int len);
~Mp3Decoder();
int GetFormat() { return Format; };
int GetSampleRate() { return SampleRate; };
int Rewind();
int Read(u8 * buffer, int buffer_size, int pos);
protected:
void OpenFile();
struct mad_stream Stream;
struct mad_frame Frame;
struct mad_synth Synth;
mad_timer_t Timer;
u8 * GuardPtr;
u8 * ReadBuffer;
u8 Format;
u32 SampleRate;
u32 SynthPos;
};