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include/cinder/audio/Buffer.h

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00001 /*
00002  Copyright (c) 2009, The Barbarian Group
00003  All rights reserved.
00004 
00005  Redistribution and use in source and binary forms, with or without modification, are permitted provided that
00006  the following conditions are met:
00007 
00008     * Redistributions of source code must retain the above copyright notice, this list of conditions and
00009     the following disclaimer.
00010     * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
00011     the following disclaimer in the documentation and/or other materials provided with the distribution.
00012 
00013  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
00014  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00015  PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
00016  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00017  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00018  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00019  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00020  POSSIBILITY OF SUCH DAMAGE.
00021 */
00022 
00023 #pragma once
00024 
00025 #include "cinder/Cinder.h"
00026 
00027 namespace cinder { namespace audio {
00028 
00029 struct Buffer { 
00030     uint32_t    mNumberChannels; 
00031     uint32_t    mDataByteSize; 
00032     void        * mData; 
00033 };
00034 
00035 struct BufferList { 
00036     uint32_t    mNumberBuffers; 
00037     Buffer      * mBuffers; 
00038 };
00039 
00040 inline void silenceBuffers( BufferList * aBufferList )
00041 {
00042     for( uint32_t i = 0; i < aBufferList->mNumberBuffers; i++ ) {
00043         memset( aBufferList->mBuffers[i].mData, 0, aBufferList->mBuffers[i].mDataByteSize );
00044     }
00045 }
00046 
00047 
00048 }} //namespace