| /* |
| * Copyright (C) 2020 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. 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. |
| */ |
| |
| #include "config.h" |
| #include "SpeechRecognitionRemoteRealtimeMediaSourceManager.h" |
| |
| #if ENABLE(MEDIA_STREAM) |
| |
| #include "SpeechRecognitionRealtimeMediaSourceManagerMessages.h" |
| #include "SpeechRecognitionRemoteRealtimeMediaSource.h" |
| |
| namespace WebKit { |
| |
| SpeechRecognitionRemoteRealtimeMediaSourceManager::SpeechRecognitionRemoteRealtimeMediaSourceManager(Ref<IPC::Connection>&& connection) |
| : m_connection(WTFMove(connection)) |
| { |
| } |
| |
| void SpeechRecognitionRemoteRealtimeMediaSourceManager::addSource(SpeechRecognitionRemoteRealtimeMediaSource& source, const WebCore::CaptureDevice& captureDevice) |
| { |
| auto identifier = source.identifier(); |
| ASSERT(!m_sources.contains(identifier)); |
| m_sources.add(identifier, source); |
| |
| #if ENABLE(SANDBOX_EXTENSIONS) |
| if (!captureDevice.isMockDevice()) { |
| m_sourcesNeedingSandboxExtension.add(identifier); |
| if (m_sourcesNeedingSandboxExtension.size() == 1) { |
| SandboxExtension::Handle handleForTCCD; |
| if (auto handle = SandboxExtension::createHandleForMachLookup("com.apple.tccd"_s, m_connection->getAuditToken())) |
| handleForTCCD = WTFMove(*handle); |
| SandboxExtension::Handle handleForMicrophone; |
| if (auto handle = SandboxExtension::createHandleForGenericExtension("com.apple.webkit.microphone"_s)) |
| handleForMicrophone = WTFMove(*handle); |
| send(Messages::SpeechRecognitionRealtimeMediaSourceManager::GrantSandboxExtensions(handleForTCCD, handleForMicrophone)); |
| } |
| } |
| #endif |
| |
| send(Messages::SpeechRecognitionRealtimeMediaSourceManager::CreateSource(identifier, captureDevice)); |
| } |
| |
| void SpeechRecognitionRemoteRealtimeMediaSourceManager::removeSource(SpeechRecognitionRemoteRealtimeMediaSource& source) |
| { |
| auto identifier = source.identifier(); |
| ASSERT(m_sources.get(identifier) == &source); |
| m_sources.remove(identifier); |
| |
| #if ENABLE(SANDBOX_EXTENSIONS) |
| if (m_sourcesNeedingSandboxExtension.remove(identifier)) { |
| if (m_sourcesNeedingSandboxExtension.isEmpty()) |
| send(Messages::SpeechRecognitionRealtimeMediaSourceManager::RevokeSandboxExtensions()); |
| } |
| #endif |
| |
| send(Messages::SpeechRecognitionRealtimeMediaSourceManager::DeleteSource(identifier)); |
| } |
| |
| void SpeechRecognitionRemoteRealtimeMediaSourceManager::remoteAudioSamplesAvailable(WebCore::RealtimeMediaSourceIdentifier identifier, const WTF::MediaTime& time, uint64_t numberOfFrames) |
| { |
| if (auto source = m_sources.get(identifier)) |
| source->remoteAudioSamplesAvailable(time, numberOfFrames); |
| } |
| |
| void SpeechRecognitionRemoteRealtimeMediaSourceManager::remoteCaptureFailed(WebCore::RealtimeMediaSourceIdentifier identifier) |
| { |
| if (auto source = m_sources.get(identifier)) |
| source->remoteCaptureFailed(); |
| } |
| |
| void SpeechRecognitionRemoteRealtimeMediaSourceManager::remoteSourceStopped(WebCore::RealtimeMediaSourceIdentifier identifier) |
| { |
| if (auto source = m_sources.get(identifier)) |
| source->remoteSourceStopped(); |
| } |
| |
| IPC::Connection* SpeechRecognitionRemoteRealtimeMediaSourceManager::messageSenderConnection() const |
| { |
| return m_connection.ptr(); |
| } |
| |
| uint64_t SpeechRecognitionRemoteRealtimeMediaSourceManager::messageSenderDestinationID() const |
| { |
| return 0; |
| } |
| |
| #if PLATFORM(COCOA) |
| |
| void SpeechRecognitionRemoteRealtimeMediaSourceManager::setStorage(WebCore::RealtimeMediaSourceIdentifier identifier, const SharedMemory::IPCHandle& ipcHandle, const WebCore::CAAudioStreamDescription& description, uint64_t numberOfFrames) |
| { |
| if (auto source = m_sources.get(identifier)) |
| source->setStorage(ipcHandle.handle, description, numberOfFrames); |
| } |
| |
| #endif |
| |
| } // namespace WebKit |
| |
| #endif |