| /* |
| * Copyright (C) 2017 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #if PLATFORM(COCOA) |
| |
| #if USE(APPLE_INTERNAL_SDK) |
| #include <CoreAudio/AudioHardwarePriv.h> |
| #else |
| |
| #if PLATFORM(MAC) |
| #include <CoreAudio/AudioHardware.h> |
| |
| CF_ENUM(AudioObjectPropertySelector) |
| { |
| kAudioDevicePropertyTapEnabled = 'tapd', |
| }; |
| |
| #else |
| |
| WTF_EXTERN_C_BEGIN |
| |
| typedef UInt32 AudioObjectPropertySelector; |
| typedef UInt32 AudioObjectPropertyScope; |
| typedef UInt32 AudioObjectPropertyElement; |
| |
| struct AudioObjectPropertyAddress { |
| AudioObjectPropertySelector mSelector; |
| AudioObjectPropertyScope mScope; |
| AudioObjectPropertyElement mElement; |
| }; |
| typedef struct AudioObjectPropertyAddress AudioObjectPropertyAddress; |
| |
| CF_ENUM(AudioObjectPropertyScope) |
| { |
| kAudioObjectPropertyScopeGlobal = 'glob' |
| }; |
| |
| CF_ENUM(AudioObjectPropertySelector) |
| { |
| kAudioHardwarePropertyDefaultInputDevice = 'dIn ', |
| kAudioDevicePropertyTapEnabled = 'tapd', |
| }; |
| |
| CF_ENUM(int) |
| { |
| kAudioObjectSystemObject = 1 |
| }; |
| |
| typedef UInt32 AudioObjectID; |
| typedef AudioObjectID AudioDeviceID; |
| |
| extern Boolean AudioObjectHasProperty(AudioObjectID inObjectID, const AudioObjectPropertyAddress* __nullable inAddress); |
| extern OSStatus AudioObjectGetPropertyData(AudioObjectID inObjectID, const AudioObjectPropertyAddress* __nullable inAddress, UInt32 inQualifierDataSize, const void* __nullable inQualifierData, UInt32* __nullable ioDataSize, void* __nullable outData); |
| |
| WTF_EXTERN_C_END |
| |
| #endif |
| |
| #endif |
| |
| WTF_EXTERN_C_BEGIN |
| |
| extern OSStatus AudioDeviceDuck(AudioDeviceID inDevice, Float32 inDuckedLevel, const AudioTimeStamp* __nullable inStartTime, Float32 inRampDuration); |
| |
| WTF_EXTERN_C_END |
| |
| #endif // PLATFORM(COCOA) |
