gecko-dev/dom/media/ipc/RemoteDecoderParent.h
2019-08-07 01:25:47 +00:00

65 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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_media_ipc_RemoteDecoderParent_h
#define include_dom_media_ipc_RemoteDecoderParent_h
#include "mozilla/PRemoteDecoderParent.h"
#include "mozilla/ShmemPool.h"
namespace mozilla {
class RemoteDecoderManagerParent;
using mozilla::ipc::IPCResult;
class RemoteDecoderParent : public PRemoteDecoderParent {
friend class PRemoteDecoderParent;
public:
// We refcount this class since the task queue can have runnables
// that reference us.
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(RemoteDecoderParent)
RemoteDecoderParent(RemoteDecoderManagerParent* aParent,
TaskQueue* aManagerTaskQueue,
TaskQueue* aDecodeTaskQueue);
void Destroy();
// PRemoteDecoderParent
IPCResult RecvInit();
IPCResult RecvInput(const MediaRawDataIPDL& aData);
IPCResult RecvFlush();
IPCResult RecvDrain();
IPCResult RecvShutdown();
IPCResult RecvSetSeekThreshold(const media::TimeUnit& aTime);
IPCResult RecvDoneWithOutput(Shmem&& aOutputShmem);
void ActorDestroy(ActorDestroyReason aWhy) override;
protected:
virtual ~RemoteDecoderParent();
bool OnManagerThread();
void Error(const MediaResult& aError);
virtual MediaResult ProcessDecodedData(
const MediaDataDecoder::DecodedData& aData) = 0;
RefPtr<RemoteDecoderManagerParent> mParent;
RefPtr<RemoteDecoderParent> mIPDLSelfRef;
RefPtr<TaskQueue> mManagerTaskQueue;
RefPtr<TaskQueue> mDecodeTaskQueue;
RefPtr<MediaDataDecoder> mDecoder;
// Can only be accessed from the manager thread
bool mDestroyed = false;
ShmemPool mDecodedFramePool;
};
} // namespace mozilla
#endif // include_dom_media_ipc_RemoteDecoderParent_h