/***************************************************************************
 * 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
 ***************************************************************************/
#ifndef SOUND_DECODER_HPP
#define SOUND_DECODER_HPP

#include <stdio.h>
#include <gctypes.h>
#include <asndlib.h>
#include "utils/timer.h"
#include "FileOperations/File.hpp"
#include "BufferCircle.hpp"

enum
{
	SOUND_RAW = 0,
	SOUND_MP3,
	SOUND_OGG,
	SOUND_WAV,
	SOUND_BNS,
	SOUND_AIF
};

class SoundDecoder
{
	public:
		SoundDecoder();
		SoundDecoder(const char * filepath);
		SoundDecoder(const u8 * buffer, int size);
		virtual ~SoundDecoder();
		virtual int Read(u8 * buffer, int buffer_size, int pos);
		virtual int Tell() { return CurPos; };
		virtual int Seek(int pos) { CurPos = pos; return file_fd->seek(CurPos, SEEK_SET); };
		virtual int Rewind();
		virtual int GetFormat() { return VOICE_STEREO_16BIT; };
		virtual int GetSampleRate() { return 48000; };
		virtual void Decode();
		virtual u32 GetBufferSize() { return SoundBuffer.GetBufferSize(); };
		virtual u8 * GetBuffer() { return SoundBuffer.GetBuffer(); };
		virtual u8 * GetNextBuffer() { return SoundBuffer.GetNextBuffer(); };
		virtual u8 * GetLastBuffer() { return SoundBuffer.GetLastBuffer(); };
		virtual void LoadNext() { SoundBuffer.LoadNext(); };
		virtual bool IsBufferReady() { return SoundBuffer.IsBufferReady(); };
		virtual bool IsNextBufferReady() { return SoundBuffer.IsNextBufferReady(); };
		virtual bool IsLastBufferReady() { return SoundBuffer.IsLastBufferReady(); };
		virtual bool IsEOF() { return EndOfFile; };
		virtual void SetLoop(bool l) { Loop = l; };
		virtual u8 GetSoundType() { return SoundType; };
		virtual void ClearBuffer() { SoundBuffer.ClearBuffer(); };
		virtual bool IsStereo() { return (GetFormat() == VOICE_STEREO_16BIT || GetFormat() == VOICE_STEREO_8BIT); };
		virtual bool Is16Bit() { return (GetFormat() == VOICE_STEREO_16BIT || GetFormat() == VOICE_MONO_16BIT); };
	protected:
		void Init();

		CFile * file_fd;
		BufferCircle SoundBuffer;
		u8 SoundType;
		u16 SoundBlocks;
		int SoundBlockSize;
		int CurPos;
		bool Loop;
		bool EndOfFile;
		bool Decoding;
		bool ExitRequested;
};

#endif