selove / src / modules / sound / lullaby / VorbisDecoder.h

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* Copyright (c) 2006-2012 LOVE Development Team
* 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.


#include <common/Data.h>
#include "Decoder.h"

// vorbis
#include <vorbis/codec.h>
#include <vorbis/vorbisfile.h>

namespace love
namespace sound
namespace lullaby
	// Struct for handling data
	struct SOggFile
		char * dataPtr;	// Pointer to the data in memory
		int dataSize;	// Size of the data
		int dataRead;	// How much we've read so far

	class VorbisDecoder : public Decoder
		SOggFile oggFile;				// (see struct)
		ov_callbacks vorbisCallbacks;	// Callbacks used to read the file from mem
		OggVorbis_File handle;			// Handle to the file
		vorbis_info * vorbisInfo;		// Info
        vorbis_comment * vorbisComment;	// Comments
		int endian;						// Endianness


		VorbisDecoder(Data * data, const std::string & ext, int bufferSize);
		virtual ~VorbisDecoder();

		static bool accepts(const std::string & ext);

		love::sound::Decoder * clone();
		int decode();
		bool seek(float s);
		bool rewind();
		bool isSeekable();
		int getChannels() const;
		int getBits() const;
		int getSampleRate() const;

	}; // VorbisDecoder

} // lullaby
} // sound
} // love