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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.
*/
#pragma once
#if PLATFORM(COCOA) && ENABLE(GPU_PROCESS) && ENABLE(MEDIA_STREAM)
#include "DataReference.h"
#include "MediaRecorderIdentifier.h"
#include "MessageReceiver.h"
#include "RemoteVideoFrameIdentifier.h"
#include "SharedCARingBuffer.h"
#include "SharedVideoFrame.h"
#include <WebCore/CAAudioStreamDescription.h>
#include <WebCore/MediaRecorderPrivateWriterCocoa.h>
#include <wtf/MediaTime.h>
namespace IPC {
class Connection;
class Decoder;
}
namespace WebCore {
class WebAudioBufferList;
struct MediaRecorderPrivateOptions;
}
namespace WebKit {
class GPUConnectionToWebProcess;
class RemoteMediaRecorder : private IPC::MessageReceiver {
WTF_MAKE_FAST_ALLOCATED;
public:
static std::unique_ptr<RemoteMediaRecorder> create(GPUConnectionToWebProcess&, MediaRecorderIdentifier, bool recordAudio, bool recordVideo, const WebCore::MediaRecorderPrivateOptions&);
~RemoteMediaRecorder();
String mimeType() const { return m_writer->mimeType(); }
unsigned audioBitRate() const { return m_writer->audioBitRate(); }
unsigned videoBitRate() const { return m_writer->videoBitRate(); }
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
private:
RemoteMediaRecorder(GPUConnectionToWebProcess&, MediaRecorderIdentifier, Ref<WebCore::MediaRecorderPrivateWriter>&&, bool recordAudio);
// IPC::MessageReceiver
void audioSamplesStorageChanged(ConsumerSharedCARingBuffer::Handle&&, const WebCore::CAAudioStreamDescription&);
void audioSamplesAvailable(MediaTime, uint64_t numberOfFrames);
void videoFrameAvailable(SharedVideoFrame&&);
void fetchData(CompletionHandler<void(IPC::DataReference&&, double)>&&);
void stopRecording(CompletionHandler<void()>&&);
void pause(CompletionHandler<void()>&&);
void resume(CompletionHandler<void()>&&);
void setSharedVideoFrameSemaphore(IPC::Semaphore&&);
void setSharedVideoFrameMemory(SharedMemory::Handle&&);
GPUConnectionToWebProcess& m_gpuConnectionToWebProcess;
MediaRecorderIdentifier m_identifier;
Ref<WebCore::MediaRecorderPrivateWriter> m_writer;
std::optional<WebCore::CAAudioStreamDescription> m_description;
std::unique_ptr<ConsumerSharedCARingBuffer> m_ringBuffer;
std::unique_ptr<WebCore::WebAudioBufferList> m_audioBufferList;
const bool m_recordAudio;
SharedVideoFrameReader m_sharedVideoFrameReader;
};
}
#endif // PLATFORM(COCOA) && ENABLE(GPU_PROCESS) && ENABLE(MEDIA_STREAM)
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