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-rw-r--r--dom/media/ipc/RemoteVideoDecoder.h80
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diff --git a/dom/media/ipc/RemoteVideoDecoder.h b/dom/media/ipc/RemoteVideoDecoder.h
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+/* -*- 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_RemoteVideoDecoderChild_h
+#define include_dom_media_ipc_RemoteVideoDecoderChild_h
+#include "RemoteDecoderChild.h"
+#include "RemoteDecoderManagerChild.h"
+#include "RemoteDecoderParent.h"
+
+namespace mozilla::layers {
+class BufferRecycleBin;
+} // namespace mozilla::layers
+
+namespace mozilla {
+
+class KnowsCompositorVideo : public layers::KnowsCompositor {
+ public:
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(KnowsCompositorVideo, override)
+
+ layers::TextureForwarder* GetTextureForwarder() override;
+ layers::LayersIPCActor* GetLayersIPCActor() override;
+
+ static already_AddRefed<KnowsCompositorVideo> TryCreateForIdentifier(
+ const layers::TextureFactoryIdentifier& aIdentifier);
+
+ private:
+ KnowsCompositorVideo() = default;
+ virtual ~KnowsCompositorVideo() = default;
+};
+
+using mozilla::ipc::IPCResult;
+
+class RemoteVideoDecoderChild : public RemoteDecoderChild {
+ public:
+ explicit RemoteVideoDecoderChild(RemoteDecodeIn aLocation);
+
+ MOZ_IS_CLASS_INIT MediaResult
+ InitIPDL(const VideoInfo& aVideoInfo, float aFramerate,
+ const CreateDecoderParams::OptionSet& aOptions,
+ mozilla::Maybe<layers::TextureFactoryIdentifier> aIdentifier,
+ const Maybe<uint64_t>& aMediaEngineId,
+ const Maybe<TrackingId>& aTrackingId);
+
+ MediaResult ProcessOutput(DecodedOutputIPDL&& aDecodedData) override;
+
+ private:
+ RefPtr<mozilla::layers::BufferRecycleBin> mBufferRecycleBin;
+};
+
+class RemoteVideoDecoderParent final : public RemoteDecoderParent {
+ public:
+ RemoteVideoDecoderParent(
+ RemoteDecoderManagerParent* aParent, const VideoInfo& aVideoInfo,
+ float aFramerate, const CreateDecoderParams::OptionSet& aOptions,
+ const Maybe<layers::TextureFactoryIdentifier>& aIdentifier,
+ nsISerialEventTarget* aManagerThread, TaskQueue* aDecodeTaskQueue,
+ const Maybe<uint64_t>& aMediaEngineId, Maybe<TrackingId> aTrackingId);
+
+ protected:
+ IPCResult RecvConstruct(ConstructResolver&& aResolver) override;
+
+ MediaResult ProcessDecodedData(MediaDataDecoder::DecodedData&& aData,
+ DecodedOutputIPDL& aDecodedData) override;
+
+ private:
+ // Can only be accessed from the manager thread
+ // Note: we can't keep a reference to the original VideoInfo here
+ // because unlike in typical MediaDataDecoder situations, we're being
+ // passed a deserialized VideoInfo from RecvPRemoteDecoderConstructor
+ // which is destroyed when RecvPRemoteDecoderConstructor returns.
+ const VideoInfo mVideoInfo;
+ const float mFramerate;
+ RefPtr<KnowsCompositorVideo> mKnowsCompositor;
+};
+
+} // namespace mozilla
+
+#endif // include_dom_media_ipc_RemoteVideoDecoderChild_h