108 lines
4.3 KiB
C
108 lines
4.3 KiB
C
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/* Copyright: <09> Copyright 2005 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 Apple<EFBFBD>s
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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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AUParamInfo.h
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=============================================================================*/
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#include <map>
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#include <vector>
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#include <AudioUnit/AudioUnit.h>
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#include "CAAUParameter.h"
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/*
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The ParameterMap returned by the Map() method is a map where
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- the key is the clumpID
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- the value is a ParameterList (vector<CAAUParameter>)
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If you have parameters on multiple scopes (or elements within a scope), then you should create one of these
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for each scope-element pair
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*/
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class AUParamInfo {
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public:
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typedef std::vector <CAAUParameter> ParameterList;
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typedef std::map <UInt32, ParameterList, std::less<UInt32> > ParameterMap;
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AUParamInfo (AudioUnit inAU,
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bool inIncludeExpert,
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bool inIncludeReadOnly,
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AudioUnitScope inScope = kAudioUnitScope_Global,
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AudioUnitElement inElement = 0);
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~AUParamInfo();
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const ParameterMap& Map () const { return mParams; }
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// some convenience methods
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UInt32 NumParams () const { return mNumParams; }
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AudioUnitParameterID ParamID (UInt32 inIndex) const
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{
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if (inIndex < mNumParams) return mParamListID[inIndex];
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return 0xFFFFFFFF;
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}
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UInt32 NumClumps () const { return mParams.size(); }
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UInt32 NumParamsForClump (UInt32 inClump) const;
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// returns NULL if there's no info for the parameter
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const CAAUParameter* GetParamInfo (AudioUnitParameterID inParamID) const;
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AudioUnitScope GetScope () const { return mScope; }
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AudioUnitElement GetElement () const { return mElement; }
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private:
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AudioUnit mAU;
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UInt32 mNumParams;
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AudioUnitParameterID * mParamListID;
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ParameterMap mParams;
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AudioUnitScope mScope;
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AudioUnitElement mElement;
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// disallow
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AUParamInfo () {}
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AUParamInfo (const AUParamInfo &c) {}
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AUParamInfo& operator= (const AUParamInfo& c) { return *this; }
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};
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