gecko-dev/dom/media/ipc/VideoDecoderParent.h

72 строки
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=99: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef include_dom_ipc_VideoDecoderParent_h
#define include_dom_ipc_VideoDecoderParent_h
#include "ImageContainer.h"
#include "MediaData.h"
#include "PlatformDecoderModule.h"
#include "VideoDecoderManagerParent.h"
#include "mozilla/MozPromise.h"
#include "mozilla/dom/PVideoDecoderParent.h"
#include "mozilla/layers/TextureForwarder.h"
namespace mozilla {
namespace dom {
class KnowsCompositorVideo;
class VideoDecoderParent final : public PVideoDecoderParent
{
public:
// We refcount this class since the task queue can have runnables
// that reference us.
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VideoDecoderParent)
VideoDecoderParent(VideoDecoderManagerParent* aParent,
const VideoInfo& aVideoInfo,
float aFramerate,
const layers::TextureFactoryIdentifier& aIdentifier,
TaskQueue* aManagerTaskQueue,
TaskQueue* aDecodeTaskQueue,
bool* aSuccess,
nsCString* aErrorDescription);
void Destroy();
// PVideoDecoderParent
mozilla::ipc::IPCResult RecvInit() override;
mozilla::ipc::IPCResult RecvInput(const MediaRawDataIPDL& aData) override;
mozilla::ipc::IPCResult RecvFlush() override;
mozilla::ipc::IPCResult RecvDrain() override;
mozilla::ipc::IPCResult RecvShutdown() override;
mozilla::ipc::IPCResult RecvSetSeekThreshold(const int64_t& aTime) override;
void ActorDestroy(ActorDestroyReason aWhy) override;
private:
bool OnManagerThread();
void Error(const MediaResult& aError);
~VideoDecoderParent();
void ProcessDecodedData(const MediaDataDecoder::DecodedData& aData);
RefPtr<VideoDecoderManagerParent> mParent;
RefPtr<VideoDecoderParent> mIPDLSelfRef;
RefPtr<TaskQueue> mManagerTaskQueue;
RefPtr<TaskQueue> mDecodeTaskQueue;
RefPtr<MediaDataDecoder> mDecoder;
RefPtr<KnowsCompositorVideo> mKnowsCompositor;
// Can only be accessed from the manager thread
bool mDestroyed;
};
} // namespace dom
} // namespace mozilla
#endif // include_dom_ipc_VideoDecoderParent_h