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/*
* 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 "RemoteMediaRecorderManager.h"
#if PLATFORM(COCOA) && ENABLE(GPU_PROCESS) && ENABLE(MEDIA_STREAM)
#include "DataReference.h"
#include "Decoder.h"
#include "GPUConnectionToWebProcess.h"
#include "GPUProcess.h"
#include "RemoteMediaRecorder.h"
#include <WebCore/ExceptionData.h>
namespace WebKit {
using namespace WebCore;
RemoteMediaRecorderManager::RemoteMediaRecorderManager(GPUConnectionToWebProcess& gpuConnectionToWebProcess)
: m_gpuConnectionToWebProcess(gpuConnectionToWebProcess)
{
}
RemoteMediaRecorderManager::~RemoteMediaRecorderManager()
{
}
void RemoteMediaRecorderManager::didReceiveRemoteMediaRecorderMessage(IPC::Connection& connection, IPC::Decoder& decoder)
{
if (auto* recorder = m_recorders.get(ObjectIdentifier<MediaRecorderIdentifierType>(decoder.destinationID())))
recorder->didReceiveMessage(connection, decoder);
}
void RemoteMediaRecorderManager::createRecorder(MediaRecorderIdentifier identifier, bool recordAudio, bool recordVideo, const MediaRecorderPrivateOptions& options, CompletionHandler<void(std::optional<ExceptionData>&&, String&&, unsigned, unsigned)>&& completionHandler)
{
ASSERT(!m_recorders.contains(identifier));
auto recorder = RemoteMediaRecorder::create(m_gpuConnectionToWebProcess, identifier, recordAudio, recordVideo, options);
if (!recorder)
return completionHandler(ExceptionData { NotSupportedError, "Unable to create a recorder with the provided stream"_s }, { }, 0, 0);
completionHandler({ }, recorder->mimeType(), recorder->audioBitRate(), recorder->videoBitRate());
m_recorders.add(identifier, WTFMove(recorder));
}
void RemoteMediaRecorderManager::releaseRecorder(MediaRecorderIdentifier identifier)
{
m_recorders.remove(identifier);
if (allowsExitUnderMemoryPressure())
m_gpuConnectionToWebProcess.gpuProcess().tryExitIfUnusedAndUnderMemoryPressure();
}
bool RemoteMediaRecorderManager::allowsExitUnderMemoryPressure() const
{
return m_recorders.isEmpty();
}
}
#endif
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