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/* Copyright: © Copyright 2004 Apple Computer, Inc. All rights reserved. |
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Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. |
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("Apple") in consideration of your agreement to the following terms, and your |
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use, installation, modification or redistribution of this Apple software |
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constitutes acceptance of these terms. If you do not agree with these terms, |
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please do not use, install, modify or redistribute this Apple software. |
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In consideration of your agreement to abide by the following terms, and subject |
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to these terms, Apple grants you a personal, non-exclusive license, under AppleÕs |
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copyrights in this original Apple software (the "Apple Software"), to use, |
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reproduce, modify and redistribute the Apple Software, with or without |
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modifications, in source and/or binary forms; provided that if you redistribute |
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the Apple Software in its entirety and without modifications, you must retain |
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this notice and the following text and disclaimers in all such redistributions of |
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the Apple Software. Neither the name, trademarks, service marks or logos of |
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Apple Computer, Inc. may be used to endorse or promote products derived from the |
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Apple Software without specific prior written permission from Apple. Except as |
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expressly stated in this notice, no other rights or licenses, express or implied, |
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are granted by Apple herein, including but not limited to any patent rights that |
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may be infringed by your derivative works or by other works in which the Apple |
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Software may be incorporated. |
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The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO |
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WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED |
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WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN |
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COMBINATION WITH YOUR PRODUCTS. |
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IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR |
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
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GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION |
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OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT |
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(INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN |
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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/*============================================================================= |
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SMACSCDUtility.h |
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=============================================================================*/ |
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#if !defined(__SMACSCDUtility_h__) |
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#define __SMACSCDUtility_h__ |
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//============================================================================= |
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// Includes |
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//============================================================================= |
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#include <CAConditionalMacros.h> |
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#if TARGET_API_MAC_OSX && !USE_QTML_HEADERS |
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#include <Carbon/Carbon.h> |
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#else |
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#include <Sound.h> |
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#endif |
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#if TARGET_API_MAC_OSX && TARGET_CPU_PPC |
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#define kHasAltiVecMask (1 << gestaltPowerPCHasVectorInstructions) |
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#endif |
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//============================================================================= |
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// SMACSCDUtility |
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//============================================================================= |
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class SMACSCDUtility |
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{ |
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// Methods for mananging normal vs. extended SoundComponentData |
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public: |
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static bool IsSoundComponentData(const SoundComponentData* inData) { return (inData->flags & kExtendedSoundData) == 0; } |
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static bool IsExtendedSoundComponentData(const SoundComponentData* inData) { return (inData->flags & kExtendedSoundData) != 0; } |
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static bool HasData(const ExtendedSoundComponentData* inExtendedData); |
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static bool HasData(const SoundComponentData* inData); |
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static bool NeedMoreSourceData(const SoundComponentData* inSourceData); |
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static UInt32 GetDataByteSize(const ExtendedSoundComponentData* inExtendedData); |
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static UInt32 GetDataByteSize(const SoundComponentData* inData); |
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static void ConsumedData(ExtendedSoundComponentData* inExtendedData, UInt32 inAmountConsumed); |
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static void ConsumedData(SoundComponentData* inData, UInt32 inAmountConsumed); |
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#if TARGET_API_MAC_OSX && TARGET_CPU_PPC |
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static Boolean HasAltiVec(void); |
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#endif |
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}; |
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#endif |
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