/* * 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 ENABLE(MEDIA_STREAM) && PLATFORM(MAC) #include "CaptureDevice.h" #include <wtf/RefPtr.h> #include <wtf/text/WTFString.h> typedef struct OpaqueCMClock* CMClockRef; namespace WebCore { class CoreAudioCaptureDevice : public CaptureDevice { public: static Optional<CoreAudioCaptureDevice> create(uint32_t); virtual ~CoreAudioCaptureDevice() = default; uint32_t deviceID() const { return m_deviceID; } RetainPtr<CMClockRef> deviceClock(); bool isAlive(); private: CoreAudioCaptureDevice(uint32_t, const String& persistentID, const String& label); uint32_t m_deviceID { 0 }; RetainPtr<CMClockRef> m_deviceClock; }; } // namespace WebCore #endif // ENABLE(MEDIA_STREAM) && PLATFORM(MAC)