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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 ENABLE(GPU_PROCESS) && ENABLE(MEDIA_SOURCE)
#include "GPUProcessConnection.h"
#include "RemoteMediaPlayerMIMETypeCache.h"
#include "RemoteMediaSourceIdentifier.h"
#include "WorkQueueMessageReceiver.h"
#include <WebCore/ContentType.h>
#include <WebCore/MediaSourcePrivate.h>
#include <WebCore/MediaSourcePrivateClient.h>
#include <WebCore/SourceBufferPrivate.h>
#include <atomic>
#include <wtf/CheckedRef.h>
#include <wtf/Forward.h>
#include <wtf/LoggerHelper.h>
#include <wtf/RefPtr.h>
#include <wtf/Vector.h>
namespace IPC {
class Connection;
class Decoder;
}
namespace WebKit {
class MediaPlayerPrivateRemote;
class SourceBufferPrivateRemote;
class MediaSourcePrivateRemote final
: public WebCore::MediaSourcePrivate
#if !RELEASE_LOG_DISABLED
, private LoggerHelper
#endif
{
public:
static Ref<MediaSourcePrivateRemote> create(GPUProcessConnection&, RemoteMediaSourceIdentifier, RemoteMediaPlayerMIMETypeCache&, const MediaPlayerPrivateRemote&, WebCore::MediaSourcePrivateClient&);
virtual ~MediaSourcePrivateRemote();
// MediaSourcePrivate overrides
RefPtr<WebCore::MediaPlayerPrivateInterface> player() const final;
constexpr WebCore::MediaPlatformType platformType() const final { return WebCore::MediaPlatformType::Remote; }
AddStatus addSourceBuffer(const WebCore::ContentType&, const WebCore::MediaSourceConfiguration&, RefPtr<WebCore::SourceBufferPrivate>&) final;
void removeSourceBuffer(WebCore::SourceBufferPrivate&) final { }
void notifyActiveSourceBuffersChanged() final { };
void durationChanged(const MediaTime&) final;
void markEndOfStream(EndOfStreamStatus) final;
void unmarkEndOfStream() final;
WebCore::MediaPlayer::ReadyState mediaPlayerReadyState() const final;
void setMediaPlayerReadyState(WebCore::MediaPlayer::ReadyState) final;
void setPlayer(WebCore::MediaPlayerPrivateInterface*) final;
void shutdown() final;
void setTimeFudgeFactor(const MediaTime&) final;
RemoteMediaSourceIdentifier identifier() const { return m_identifier; }
static WorkQueue& queue();
#if !RELEASE_LOG_DISABLED
const Logger& logger() const final { return m_logger.get(); }
uint64_t nextSourceBufferLogIdentifier() { return childLogIdentifier(m_logIdentifier, ++m_nextSourceBufferID); }
#endif
class MessageReceiver : public IPC::WorkQueueMessageReceiver<WTF::DestructionThread::Any> {
public:
static Ref<MessageReceiver> create(MediaSourcePrivateRemote& parent)
{
return adoptRef(*new MessageReceiver(parent));
}
private:
MessageReceiver(MediaSourcePrivateRemote&);
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
void proxyWaitForTarget(const WebCore::SeekTarget&, CompletionHandler<void(WebCore::MediaTimePromise::Result&&)>&&);
void proxySeekToTime(const MediaTime&, CompletionHandler<void(WebCore::MediaPromise::Result&&)>&&);
RefPtr<WebCore::MediaSourcePrivateClient> client() const;
ThreadSafeWeakPtr<MediaSourcePrivateRemote> m_parent;
};
private:
friend class MessageReceiver;
MediaSourcePrivateRemote(GPUProcessConnection&, RemoteMediaSourceIdentifier, RemoteMediaPlayerMIMETypeCache&, const MediaPlayerPrivateRemote&, WebCore::MediaSourcePrivateClient&);
void bufferedChanged(const WebCore::PlatformTimeRanges&) final;
void ensureOnDispatcherSync(Function<void()>&&) const;
bool isGPURunning() const { return !m_shutdown; }
ThreadSafeWeakPtr<GPUProcessConnection> m_gpuProcessConnection;
Ref<MessageReceiver> m_receiver;
RemoteMediaSourceIdentifier m_identifier;
CheckedRef<RemoteMediaPlayerMIMETypeCache> m_mimeTypeCache;
ThreadSafeWeakPtr<MediaPlayerPrivateRemote> m_mediaPlayerPrivate;
std::atomic<bool> m_shutdown { false };
std::atomic<WebCore::MediaPlayer::ReadyState> m_mediaPlayerReadyState { WebCore::MediaPlayer::ReadyState::HaveNothing };
#if !RELEASE_LOG_DISABLED
ASCIILiteral logClassName() const override { return "MediaSourcePrivateRemote"_s; }
uint64_t logIdentifier() const final { return m_logIdentifier; }
WTFLogChannel& logChannel() const final;
Ref<const Logger> m_logger;
const uint64_t m_logIdentifier;
uint64_t m_nextSourceBufferID { 0 };
#endif
};
} // namespace WebKit
SPECIALIZE_TYPE_TRAITS_BEGIN(WebKit::MediaSourcePrivateRemote)
static bool isType(const WebCore::MediaSourcePrivate& mediaSource) { return mediaSource.platformType() == WebCore::MediaPlatformType::Remote; }
SPECIALIZE_TYPE_TRAITS_END()
#endif // ENABLE(GPU_PROCESS) && ENABLE(MEDIA_SOURCE)
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