diff options
Diffstat (limited to 'libs/appleutility/CoreAudio/PublicUtility/CAAUParameter.h')
| -rw-r--r-- | libs/appleutility/CoreAudio/PublicUtility/CAAUParameter.h | 92 |
1 files changed, 46 insertions, 46 deletions
diff --git a/libs/appleutility/CoreAudio/PublicUtility/CAAUParameter.h b/libs/appleutility/CoreAudio/PublicUtility/CAAUParameter.h index f8b5733d8c..42402edcc1 100644 --- a/libs/appleutility/CoreAudio/PublicUtility/CAAUParameter.h +++ b/libs/appleutility/CoreAudio/PublicUtility/CAAUParameter.h @@ -2,14 +2,14 @@ File: CAAUParameter.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 __CAAUParameter_h__ #define __CAAUParameter_h__ @@ -65,107 +65,107 @@ public: CAAUParameter(const CAAUParameter &a); /*! @dtor ~CAAUParameter */ ~CAAUParameter(); - + /*! @method operator <@ */ - bool operator < (const CAAUParameter &a) const - { - return memcmp(this, &a, sizeof(AudioUnitParameter)) < 0; + bool operator < (const CAAUParameter &a) const + { + return memcmp(this, &a, sizeof(AudioUnitParameter)) < 0; } /*! @method operator ==@ */ - bool operator == (const CAAUParameter &a) const - { - return !memcmp(this, &a, sizeof(AudioUnitParameter)); + bool operator == (const CAAUParameter &a) const + { + return !memcmp(this, &a, sizeof(AudioUnitParameter)); } - + /*! @method operator =@ */ CAAUParameter & operator = (const CAAUParameter &a); - + /*! @method GetValue */ Float32 GetValue() const; /*! @method SetValue */ - void SetValue( AUParameterListenerRef inListener, + void SetValue( AUParameterListenerRef inListener, void * inObject, Float32 inValue) const; - + /*! @method GetName */ - CFStringRef GetName() const { return mParamName; } + CFStringRef GetName() const { return mParamName; } // borrowed reference! /*! @method GetStringFromValueCopy */ - CFStringRef GetStringFromValueCopy(const Float32 *value = NULL) const; + CFStringRef GetStringFromValueCopy(const Float32 *value = NULL) const; // returns a copy of the name of the current parameter value // or null if there is no name associated // caller must release /*! @method ValuesHaveStrings */ - bool ValuesHaveStrings () const - { - return (mParamInfo.flags & kAudioUnitParameterFlag_ValuesHaveStrings) != 0; + bool ValuesHaveStrings () const + { + return (mParamInfo.flags & kAudioUnitParameterFlag_ValuesHaveStrings) != 0; } - + /*! @method GetValueFromString */ - Float32 GetValueFromString (CFStringRef str) const; + Float32 GetValueFromString (CFStringRef str) const; // caller must release /*! @method ParamInfo */ - const AudioUnitParameterInfo & + const AudioUnitParameterInfo & ParamInfo() const { return mParamInfo; } /*! @method GetParamTag */ CFStringRef GetParamTag() const { return mParamTag; } - // this may return null! - + // this may return null! - // in which case there is no descriptive tag for the parameter /*! @method GetParamName */ CFStringRef GetParamName (int inIndex) const // this can return null if there is no name for the parameter - { - return (mNamedParams && inIndex < mNumIndexedParams) + { + return (mNamedParams && inIndex < mNumIndexedParams) ? (CFStringRef) CFArrayGetValueAtIndex(mNamedParams, inIndex) - : 0; + : 0; } - + /*! @method GetNumIndexedParams */ int GetNumIndexedParams () const { return mNumIndexedParams; } - + /*! @method IsIndexedParam */ bool IsIndexedParam () const { return mNumIndexedParams != 0; } - + /*! @method HasNamedParams */ bool HasNamedParams () const { return IsIndexedParam() && mNamedParams; } - + /*! @method GetClumpID */ - bool GetClumpID (UInt32 &outClumpID) const - { + bool GetClumpID (UInt32 &outClumpID) const + { if (mParamInfo.flags & kAudioUnitParameterFlag_HasClump) { outClumpID = mParamInfo.clumpID; return true; } return false; } - + /*! @method HasDisplayTransformation */ - bool HasDisplayTransformation () const - { - return GetAudioUnitParameterDisplayType (mParamInfo.flags); + bool HasDisplayTransformation () const + { + return GetAudioUnitParameterDisplayType (mParamInfo.flags); } /*! @method IsExpert */ - bool IsExpert () const - { - return mParamInfo.flags & kAudioUnitParameterFlag_ExpertMode; + bool IsExpert () const + { + return mParamInfo.flags & kAudioUnitParameterFlag_ExpertMode; } #if DEBUG void Print () const; #endif - + // these methods are defined in CAPersistence.cpp // they will persist and restore only the scope, element and param ID's of the AudioUnitParameter // however, this is sufficient to be able to save/restore a CAAUParameter object void Save (CFPropertyListRef &outData) const; - + static void Save (const AudioUnitParameter &inParam, CFPropertyListRef &outData); - + static OSStatus Restore (const CFPropertyListRef inData, AudioUnitParameter &outParam); protected: @@ -180,7 +180,7 @@ protected: short mNumIndexedParams; /*! @var mNamedParams */ CFArrayRef mNamedParams; - + private: void Init (AudioUnit au, AudioUnitParameterID param, AudioUnitScope scope, AudioUnitElement element); |