diff options
Diffstat (limited to 'libs/appleutility/CoreAudio/PublicUtility/CAHALAudioObject.cpp')
| -rw-r--r-- | libs/appleutility/CoreAudio/PublicUtility/CAHALAudioObject.cpp | 90 |
1 files changed, 45 insertions, 45 deletions
diff --git a/libs/appleutility/CoreAudio/PublicUtility/CAHALAudioObject.cpp b/libs/appleutility/CoreAudio/PublicUtility/CAHALAudioObject.cpp index c8f16b4fb3..3e3255ef71 100644 --- a/libs/appleutility/CoreAudio/PublicUtility/CAHALAudioObject.cpp +++ b/libs/appleutility/CoreAudio/PublicUtility/CAHALAudioObject.cpp @@ -2,14 +2,14 @@ File: CAHALAudioObject.cpp Abstract: CAHALAudioObject.h 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. - + */ //================================================================================================== // Includes @@ -85,17 +85,17 @@ AudioClassID CAHALAudioObject::GetClassID() const { // set up the return value AudioClassID theAnswer = 0; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyClass); - + // make sure the property exists if(HasProperty(theAddress)) { UInt32 theSize = sizeof(AudioClassID); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -103,10 +103,10 @@ AudioObjectID CAHALAudioObject::GetOwnerObjectID() const { // set up the return value AudioObjectID theAnswer = 0; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyOwner); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -114,7 +114,7 @@ AudioObjectID CAHALAudioObject::GetOwnerObjectID() const UInt32 theSize = sizeof(AudioObjectID); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -122,10 +122,10 @@ CFStringRef CAHALAudioObject::CopyOwningPlugInBundleID() const { // set up the return value CFStringRef theAnswer = NULL; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyCreator); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -133,7 +133,7 @@ CFStringRef CAHALAudioObject::CopyOwningPlugInBundleID() const UInt32 theSize = sizeof(CFStringRef); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -141,10 +141,10 @@ CFStringRef CAHALAudioObject::CopyName() const { // set up the return value CFStringRef theAnswer = NULL; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyName); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -152,7 +152,7 @@ CFStringRef CAHALAudioObject::CopyName() const UInt32 theSize = sizeof(CFStringRef); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -160,10 +160,10 @@ CFStringRef CAHALAudioObject::CopyManufacturer() const { // set up the return value CFStringRef theAnswer = NULL; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyManufacturer); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -171,7 +171,7 @@ CFStringRef CAHALAudioObject::CopyManufacturer() const UInt32 theSize = sizeof(CFStringRef); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -179,10 +179,10 @@ CFStringRef CAHALAudioObject::CopyNameForElement(AudioObjectPropertyScope inScop { // set up the return value CFStringRef theAnswer = NULL; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyElementName, inScope, inElement); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -190,7 +190,7 @@ CFStringRef CAHALAudioObject::CopyNameForElement(AudioObjectPropertyScope inScop UInt32 theSize = sizeof(CFStringRef); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -198,10 +198,10 @@ CFStringRef CAHALAudioObject::CopyCategoryNameForElement(AudioObjectPropertyScop { // set up the return value CFStringRef theAnswer = NULL; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyElementCategoryName, inScope, inElement); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -209,7 +209,7 @@ CFStringRef CAHALAudioObject::CopyCategoryNameForElement(AudioObjectPropertyScop UInt32 theSize = sizeof(CFStringRef); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -217,10 +217,10 @@ CFStringRef CAHALAudioObject::CopyNumberNameForElement(AudioObjectPropertyScope { // set up the return value CFStringRef theAnswer = NULL; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyElementNumberName, inScope, inElement); - + // make sure the property exists if(HasProperty(theAddress)) { @@ -228,7 +228,7 @@ CFStringRef CAHALAudioObject::CopyNumberNameForElement(AudioObjectPropertyScope UInt32 theSize = sizeof(CFStringRef); GetPropertyData(theAddress, 0, NULL, theSize, &theAnswer); } - + return theAnswer; } @@ -243,10 +243,10 @@ UInt32 CAHALAudioObject::GetNumberOwnedObjects(AudioClassID inClass) const { // set up the return value UInt32 theAnswer = 0; - + // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyOwnedObjects); - + // figure out the qualifier UInt32 theQualifierSize = 0; void* theQualifierData = NULL; @@ -255,13 +255,13 @@ UInt32 CAHALAudioObject::GetNumberOwnedObjects(AudioClassID inClass) const theQualifierSize = sizeof(AudioObjectID); theQualifierData = &inClass; } - + // get the property data size theAnswer = GetPropertyDataSize(theAddress, theQualifierSize, theQualifierData); - + // calculate the number of object IDs theAnswer /= SizeOf32(AudioObjectID); - + return theAnswer; } @@ -269,7 +269,7 @@ void CAHALAudioObject::GetAllOwnedObjects(AudioClassID inClass, UInt32& ioNumber { // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyOwnedObjects); - + // figure out the qualifier UInt32 theQualifierSize = 0; void* theQualifierData = NULL; @@ -278,11 +278,11 @@ void CAHALAudioObject::GetAllOwnedObjects(AudioClassID inClass, UInt32& ioNumber theQualifierSize = sizeof(AudioObjectID); theQualifierData = &inClass; } - + // get the property data UInt32 theDataSize = ioNumberObjects * SizeOf32(AudioClassID); GetPropertyData(theAddress, theQualifierSize, theQualifierData, theDataSize, ioObjectIDs); - + // set the number of object IDs being returned ioNumberObjects = theDataSize / SizeOf32(AudioObjectID); } @@ -291,7 +291,7 @@ AudioObjectID CAHALAudioObject::GetOwnedObjectByIndex(AudioClassID inClass, UInt { // set up the property address CAPropertyAddress theAddress(kAudioObjectPropertyOwnedObjects); - + // figure out the qualifier UInt32 theQualifierSize = 0; void* theQualifierData = NULL; @@ -300,27 +300,27 @@ AudioObjectID CAHALAudioObject::GetOwnedObjectByIndex(AudioClassID inClass, UInt theQualifierSize = sizeof(AudioObjectID); theQualifierData = &inClass; } - + // figure out how much space to allocate UInt32 theDataSize = GetPropertyDataSize(theAddress, theQualifierSize, theQualifierData); UInt32 theNumberObjectIDs = theDataSize / SizeOf32(AudioObjectID); - + // set up the return value AudioObjectID theAnswer = 0; - + // maker sure the index is in range if(inIndex < theNumberObjectIDs) { // allocate it CAAutoArrayDelete<AudioObjectID> theObjectList(theDataSize / sizeof(AudioObjectID)); - + // get the property data GetPropertyData(theAddress, theQualifierSize, theQualifierData, theDataSize, theObjectList); - + // get the return value theAnswer = theObjectList[inIndex]; } - + return theAnswer; } |