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122 lines
4.2 KiB
122 lines
4.2 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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////////////////////////////////////////////////////////////////////////////// |
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// // |
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// plOGGCodec - Plasma codec support for the OGG/Vorbis file format. // |
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// // |
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////////////////////////////////////////////////////////////////////////////// |
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#ifndef _plOGGCodec_h |
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#define _plOGGCodec_h |
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#include "plAudioFileReader.h" |
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//// Class Definition //////////////////////////////////////////////////////// |
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struct OggVorbis_File; |
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class plOGGCodec : public plAudioFileReader |
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{ |
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public: |
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plOGGCodec( const char *path, plAudioCore::ChannelSelect whichChan = plAudioCore::kAll ); |
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virtual ~plOGGCodec(); |
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enum DecodeFormat |
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{ |
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k8bitUnsigned, |
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k16bitSigned |
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}; |
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enum DecodeFlags |
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{ |
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kFastSeeking = 0x01 |
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}; |
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virtual plWAVHeader &GetHeader( void ); |
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virtual void Close( void ); |
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virtual uint32_t GetDataSize( void ) { return fDataSize / fChannelAdjust; } |
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virtual float GetLengthInSecs( void ); |
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virtual bool SetPosition( uint32_t numBytes ); |
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virtual bool Read( uint32_t numBytes, void *buffer ); |
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virtual uint32_t NumBytesLeft( void ); |
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virtual bool IsValid( void ) { return ( fOggFile != nil ) ? true : false; } |
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static void SetDecodeFormat( DecodeFormat f ) { fDecodeFormat = f; } |
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static void SetDecodeFlag( uint8_t flag, bool on ) { if( on ) fDecodeFlags |= flag; else fDecodeFlags &= ~flag; } |
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static uint8_t GetDecodeFlags( void ) { return fDecodeFlags; } |
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void ResetWaveHeaderRef() { fCurHeaderPos = 0; } |
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void BuildActualWaveHeader(); |
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bool ReadFromHeader(int numBytes, void *data); // read from Actual wave header |
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protected: |
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enum |
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{ |
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kPCMFormatTag = 1 |
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}; |
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char fFilename[ 512 ]; |
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FILE *fFileHandle; |
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OggVorbis_File *fOggFile; |
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plWAVHeader fHeader, fFakeHeader; |
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uint32_t fDataStartPos, fCurrDataPos, fDataSize; |
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plAudioCore::ChannelSelect fWhichChannel; |
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uint32_t fChannelAdjust, fChannelOffset; |
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static DecodeFormat fDecodeFormat; |
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static uint8_t fDecodeFlags; |
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uint8_t * fHeadBuf; |
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int fCurHeaderPos; |
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void IError( const char *msg ); |
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void IOpen( const char *path, plAudioCore::ChannelSelect whichChan = plAudioCore::kAll ); |
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}; |
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#endif //_plOGGCodec_h
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