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111 lines
3 KiB
C++
111 lines
3 KiB
C++
/**
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* \file audio_decoder_vorbis.h
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* \brief CAudioDecoderVorbis
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* \date 2012-04-11 09:35GMT
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* \author Jan Boon (Kaetemi)
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* CAudioDecoderVorbis
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*/
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/*
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* Copyright (C) 2008-2012 by authors
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*
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* This file is part of RYZOM CORE.
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* RYZOM CORE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* RYZOM CORE is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with RYZOM CORE. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef NLSOUND_AUDIO_DECODER_VORBIS_H
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#define NLSOUND_AUDIO_DECODER_VORBIS_H
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#include <nel/misc/types_nl.h>
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// STL includes
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// 3rd Party includes
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#ifdef NL_OS_WINDOWS
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# pragma warning( push )
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# pragma warning( disable : 4244 )
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#endif
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#include <vorbis/vorbisfile.h>
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#ifdef NL_OS_WINDOWS
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# pragma warning( pop )
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#endif
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// NeL includes
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#include <nel/sound/audio_decoder.h>
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// Project includes
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namespace NLSOUND {
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/**
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* \brief CAudioDecoderVorbis
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* \date 2008-08-30 11:38GMT
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* \author Jan Boon (Kaetemi)
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* CAudioDecoderVorbis
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* Create trough IAudioDecoder, type "ogg"
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*/
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class CAudioDecoderVorbis : public IAudioDecoder
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{
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protected:
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// outside pointers
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NLMISC::IStream *_Stream;
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// pointers
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// instances
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OggVorbis_File _OggVorbisFile;
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bool _Loop;
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bool _IsMusicEnded;
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sint32 _StreamOffset;
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sint32 _StreamSize;
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public:
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CAudioDecoderVorbis(NLMISC::IStream *stream, bool loop);
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virtual ~CAudioDecoderVorbis();
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inline NLMISC::IStream *getStream() { return _Stream; }
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inline sint32 getStreamSize() { return _StreamSize; }
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inline sint32 getStreamOffset() { return _StreamOffset; }
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/// Get information on a music file (only artist and title at the moment).
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static bool getInfo(NLMISC::IStream *stream, std::string &artist, std::string &title);
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/// Get how many bytes the music buffer requires for output minimum.
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virtual uint32 getRequiredBytes();
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/// Get an amount of bytes between minimum and maximum (can be lower than minimum if at end).
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virtual uint32 getNextBytes(uint8 *buffer, uint32 minimum, uint32 maximum);
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/// Get the amount of channels (2 is stereo) in output.
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virtual uint8 getChannels();
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/// Get the samples per second (often 44100) in output.
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virtual uint getSamplesPerSec();
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/// Get the bits per sample (often 16) in output.
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virtual uint8 getBitsPerSample();
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/// Get if the music has ended playing (never true if loop).
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virtual bool isMusicEnded();
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/// Get the total time in seconds.
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virtual float getLength();
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/// Set looping
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virtual void setLooping(bool loop);
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}; /* class CAudioDecoderVorbis */
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} /* namespace NLSOUND */
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#endif /* #ifndef NLSOUND_AUDIO_DECODER_VORBIS_H */
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/* end of file */
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