/* * Copyright (C) 2019 Apple Inc. * * 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. AND ITS CONTRIBUTORS ``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 ITS 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(WEB_RTC) #include "LibWebRTCMacros.h" #include "RTCDTMFSenderBackend.h" #include <wtf/WeakPtr.h> ALLOW_UNUSED_PARAMETERS_BEGIN #include <webrtc/api/dtmf_sender_interface.h> #include <webrtc/api/scoped_refptr.h> ALLOW_UNUSED_PARAMETERS_END namespace WebCore { // Use eager initialization for the WeakPtrFactory since we call makeWeakPtr() from another thread. class LibWebRTCDTMFSenderBackend final : public RTCDTMFSenderBackend, private webrtc::DtmfSenderObserverInterface, public CanMakeWeakPtr<LibWebRTCDTMFSenderBackend, WeakPtrFactoryInitialization::Eager> { WTF_MAKE_FAST_ALLOCATED; public: explicit LibWebRTCDTMFSenderBackend(rtc::scoped_refptr<webrtc::DtmfSenderInterface>&&); ~LibWebRTCDTMFSenderBackend(); private: // RTCDTMFSenderBackend bool canInsertDTMF() final; void playTone(const String& tone, size_t duration, size_t interToneGap) final; void onTonePlayed(Function<void(const String&)>&&) final; String tones() const final; size_t duration() const final; size_t interToneGap() const final; // DtmfSenderObserverInterface void OnToneChange(const std::string& tone, const std::string&) final; rtc::scoped_refptr<webrtc::DtmfSenderInterface> m_sender; Function<void(const String&)> m_onTonePlayed; }; } // namespace WebCore #endif // ENABLE(WEB_RTC)