diff options
Diffstat (limited to 'libs/appleutility/CoreAudio/AudioUnits/AUPublic/Utility/AUBuffer.h')
-rw-r--r-- | libs/appleutility/CoreAudio/AudioUnits/AUPublic/Utility/AUBuffer.h | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/libs/appleutility/CoreAudio/AudioUnits/AUPublic/Utility/AUBuffer.h b/libs/appleutility/CoreAudio/AudioUnits/AUPublic/Utility/AUBuffer.h index 64ea4c3971..0bdea2300f 100644 --- a/libs/appleutility/CoreAudio/AudioUnits/AUPublic/Utility/AUBuffer.h +++ b/libs/appleutility/CoreAudio/AudioUnits/AUPublic/Utility/AUBuffer.h @@ -2,14 +2,14 @@ File: AUBuffer.h Abstract: Part of CoreAudio Utility Classes Version: 1.1 - + Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Inc. ("Apple") in consideration of your agreement to the following terms, and your use, installation, modification or redistribution of this Apple software constitutes acceptance of these terms. If you do not agree with these terms, please do not use, install, modify or redistribute this Apple software. - + In consideration of your agreement to abide by the following terms, and subject to these terms, Apple grants you a personal, non-exclusive license, under Apple's copyrights in this original Apple software (the @@ -25,13 +25,13 @@ implied, are granted by Apple herein, including but not limited to any patent rights that may be infringed by your derivative works or by other works in which the Apple Software may be incorporated. - + The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. - + IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS @@ -40,9 +40,9 @@ AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - + Copyright (C) 2014 Apple Inc. All Rights Reserved. - + */ #ifndef __AUBuffer_h__ #define __AUBuffer_h__ @@ -75,7 +75,7 @@ class AUBufferList { }; public: /*! @ctor AUBufferList */ - AUBufferList() : mPtrState(kPtrsInvalid), mExternalMemory(false), mPtrs(NULL), mMemory(NULL), + AUBufferList() : mPtrState(kPtrsInvalid), mExternalMemory(false), mPtrs(NULL), mMemory(NULL), mAllocatedStreams(0), mAllocatedFrames(0), mAllocatedBytes(0) { } /*! @dtor ~AUBufferList */ ~AUBufferList(); @@ -93,7 +93,7 @@ public: memcpy(mPtrs, &abl, (char *)&abl.mBuffers[abl.mNumberBuffers] - (char *)&abl); return *mPtrs; } - + /*! @method SetBuffer */ void SetBuffer(UInt32 index, const AudioBuffer &ab) { if (mPtrState == kPtrsInvalid || index >= mPtrs->mNumberBuffers) @@ -118,7 +118,7 @@ public: COMPONENT_THROW(-1); memcpy(&abl, mPtrs, (char *)&abl.mBuffers[abl.mNumberBuffers] - (char *)&abl); } - + /*! @method CopyBufferContentsTo */ void CopyBufferContentsTo(AudioBufferList &abl) const { if (mPtrState == kPtrsInvalid) @@ -134,12 +134,12 @@ public: destbuf->mDataByteSize = srcbuf->mDataByteSize; } } - + /*! @method Allocate */ void Allocate(const CAStreamBasicDescription &format, UInt32 nFrames); /*! @method Deallocate */ void Deallocate(); - + /*! @method UseExternalBuffer */ void UseExternalBuffer(const CAStreamBasicDescription &format, const AudioUnitExternalBuffer &buf); @@ -157,7 +157,7 @@ public: /*! @method GetAllocatedFrames */ UInt32 GetAllocatedFrames() const { return mAllocatedFrames; } - + private: /*! @ctor AUBufferList */ AUBufferList(AUBufferList &) { } // prohibit copy constructor @@ -184,34 +184,34 @@ private: template <class T> class TAUBuffer { public: - enum { + enum { kAlignInterval = 0x10, kAlignMask = kAlignInterval - 1 }; - + /*! @ctor TAUBuffer.0 */ TAUBuffer() : mMemObject(NULL), mAlignedBuffer(NULL), mBufferSizeBytes(0) { } - + /*! @ctor TAUBuffer.1 */ TAUBuffer(UInt32 numElems, UInt32 numChannels) : mMemObject(NULL), mAlignedBuffer(NULL), mBufferSizeBytes(0) { Allocate(numElems, numChannels); } - + /*! @dtor ~TAUBuffer */ ~TAUBuffer() { Deallocate(); } - + /*! @method Allocate */ void Allocate(UInt32 numElems) // can also re-allocate { UInt32 reqSize = numElems * sizeof(T); - + if (mMemObject != NULL && reqSize == mBufferSizeBytes) return; // already allocated @@ -230,28 +230,28 @@ public: { if (mMemObject == NULL) return; // so this method has no effect if we're using // an external buffer - + free(mMemObject); mMemObject = NULL; mAlignedBuffer = NULL; mBufferSizeBytes = 0; } - + /*! @method AllocateClear */ void AllocateClear(UInt32 numElems) // can also re-allocate { Allocate(numElems); Clear(); } - + /*! @method Clear */ void Clear() { memset(mAlignedBuffer, 0, mBufferSizeBytes); } - + // accessors - + /*! @method operator T *()@ */ operator T *() { return mAlignedBuffer; } |