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/*
* Copyright (C) 2024 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 "RemoteMediaRecorderPrivateWriter.h"
#if ENABLE(GPU_PROCESS) && PLATFORM(COCOA) && ENABLE(MEDIA_RECORDER)
#include "Connection.h"
#include "GPUProcessConnection.h"
#include "RemoteMediaRecorderPrivateWriterManagerMessages.h"
#include "RemoteTrackInfo.h"
#include <WebCore/MediaSample.h>
#include <wtf/MainThreadDispatcher.h>
#include <wtf/TZoneMallocInlines.h>
namespace IPC {
class Decoder;
class Encoder;
template<> struct ArgumentCoder<WebCore::MediaSamplesBlock::MediaSampleItem> {
static void encode(Encoder&, const WebCore::MediaSamplesBlock::MediaSampleItem&);
static std::optional<WebCore::MediaSamplesBlock::MediaSampleItem> decode(Decoder&);
};
}
namespace WebKit {
WTF_MAKE_TZONE_ALLOCATED_IMPL(RemoteMediaRecorderPrivateWriter);
std::unique_ptr<WebCore::MediaRecorderPrivateWriter> RemoteMediaRecorderPrivateWriter::create(GPUProcessConnection& gpuProcessConnection, const String& type, MediaRecorderPrivateWriterListener& listener)
{
return std::unique_ptr<MediaRecorderPrivateWriter> { new RemoteMediaRecorderPrivateWriter(gpuProcessConnection, type, listener) };
}
RemoteMediaRecorderPrivateWriter::RemoteMediaRecorderPrivateWriter(GPUProcessConnection& gpuProcessConnection, const String& type, MediaRecorderPrivateWriterListener& listener)
: m_gpuProcessConnection(gpuProcessConnection)
, m_listener(listener)
, m_remoteMediaRecorderPrivateWriterIdentifier(RemoteMediaRecorderPrivateWriterIdentifier::generate())
{
if (RefPtr gpuProcessConnection = m_gpuProcessConnection.get())
gpuProcessConnection->protectedConnection()->send(Messages::RemoteMediaRecorderPrivateWriterManager::Create(m_remoteMediaRecorderPrivateWriterIdentifier, type), 0);
}
std::optional<uint8_t> RemoteMediaRecorderPrivateWriter::addAudioTrack(const AudioInfo& info)
{
std::optional<uint8_t> trackNumber;
callOnMainRunLoopAndWait([&] {
if (RefPtr gpuProcessConnection = m_gpuProcessConnection.get()) {
auto sendResult = gpuProcessConnection->protectedConnection()->sendSync(Messages::RemoteMediaRecorderPrivateWriterManager::AddAudioTrack(m_remoteMediaRecorderPrivateWriterIdentifier, RemoteAudioInfo { info }), 0);
std::tie(trackNumber) = sendResult.takeReplyOr(std::optional<uint8_t> { });
}
});
return trackNumber;
}
std::optional<uint8_t> RemoteMediaRecorderPrivateWriter::addVideoTrack(const VideoInfo& info, const std::optional<CGAffineTransform>& transform)
{
std::optional<uint8_t> trackNumber;
callOnMainRunLoopAndWait([&] {
if (RefPtr gpuProcessConnection = m_gpuProcessConnection.get()) {
auto sendResult = gpuProcessConnection->protectedConnection()->sendSync(Messages::RemoteMediaRecorderPrivateWriterManager::AddVideoTrack(m_remoteMediaRecorderPrivateWriterIdentifier, RemoteVideoInfo { info }, transform), 0);
std::tie(trackNumber) = sendResult.takeReplyOr(std::optional<uint8_t> { });
}
});
return trackNumber;
}
bool RemoteMediaRecorderPrivateWriter::allTracksAdded()
{
bool result = false;
callOnMainRunLoopAndWait([&] {
if (RefPtr gpuProcessConnection = m_gpuProcessConnection.get()) {
auto sendResult = gpuProcessConnection->protectedConnection()->sendSync(Messages::RemoteMediaRecorderPrivateWriterManager::AllTracksAdded(m_remoteMediaRecorderPrivateWriterIdentifier), 0);
std::tie(result) = sendResult.takeReplyOr(false);
}
});
return result;
}
Ref<MediaRecorderPrivateWriter::WriterPromise> RemoteMediaRecorderPrivateWriter::writeFrames(Deque<UniqueRef<MediaSamplesBlock>>&& samples, const MediaTime& endTime)
{
RefPtr gpuProcessConnection = m_gpuProcessConnection.get();
if (!gpuProcessConnection)
return WriterPromise::createAndReject(Result::Failure);
// FIXME: Should serialize with serialization.in file. Don't understand how that works. Keep getting static error about class sizes not matching.
using BlockPair = std::pair<TrackInfo::TrackType, Vector<MediaSamplesBlock::MediaSampleItem>>;
Vector<BlockPair> vectorSamples(samples.size(), [&](auto) {
UniqueRef sample = samples.takeFirst();
auto samples = sample->takeSamples();
return BlockPair { sample->info()->type(), WTFMove(samples) };
});
return gpuProcessConnection->protectedConnection()->sendWithPromisedReply(Messages::RemoteMediaRecorderPrivateWriterManager::WriteFrames(m_remoteMediaRecorderPrivateWriterIdentifier, WTFMove(vectorSamples), endTime), 0)->whenSettled(MainThreadDispatcher::singleton(), [listener = m_listener](auto&& result) {
RefPtr strongListener = listener.get();
if (!strongListener || !result)
return WriterPromise::createAndReject(Result::Failure); // IPCError.
if (*result) {
strongListener->appendData((*result).value()->span());
return WriterPromise::createAndResolve();
}
return WriterPromise::createAndReject((*result).error());
});
}
RemoteMediaRecorderPrivateWriter::Result RemoteMediaRecorderPrivateWriter::writeFrame(const MediaSamplesBlock&)
{
ASSERT_NOT_REACHED();
return Result::Failure;
}
Ref<GenericPromise> RemoteMediaRecorderPrivateWriter::close()
{
m_isClosed = true;
RefPtr gpuProcessConnection = m_gpuProcessConnection.get();
if (!gpuProcessConnection)
return GenericPromise::createAndReject();
return gpuProcessConnection->protectedConnection()->sendWithPromisedReply(Messages::RemoteMediaRecorderPrivateWriterManager::Close(m_remoteMediaRecorderPrivateWriterIdentifier), 0)->whenSettled(MainThreadDispatcher::singleton(), [listener = m_listener](auto&& result) {
RefPtr strongListener = listener.get();
if (!strongListener || !result)
return GenericPromise::createAndReject();
if (RefPtr sharedBuffer = *result)
strongListener->appendData(sharedBuffer->span());
return GenericPromise::createAndResolve();
});
}
Ref<GenericPromise> RemoteMediaRecorderPrivateWriter::close(const MediaTime& endTime)
{
ASSERT_NOT_REACHED();
return GenericPromise::createAndReject();
}
} // namespace WebKit
#endif // ENABLE(GPU_PROCESS) && PLATFORM(COCOA) && ENABLE(MEDIA_RECORDER)
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