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-rw-r--r--dom/media/gmp/GMPContentParent.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/dom/media/gmp/GMPContentParent.h b/dom/media/gmp/GMPContentParent.h
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+++ b/dom/media/gmp/GMPContentParent.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 GMPContentParent_h_
+#define GMPContentParent_h_
+
+#include "mozilla/gmp/PGMPContentParent.h"
+#include "GMPSharedMemManager.h"
+#include "GMPNativeTypes.h"
+#include "nsISupportsImpl.h"
+
+namespace mozilla::gmp {
+
+class GMPParent;
+class GMPVideoDecoderParent;
+class GMPVideoEncoderParent;
+class ChromiumCDMParent;
+
+class GMPContentParent final : public PGMPContentParent, public GMPSharedMem {
+ friend class PGMPContentParent;
+
+ public:
+ // Mark AddRef and Release as `final`, as they overload pure virtual
+ // implementations in PGMPContentParent.
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GMPContentParent, final)
+
+ explicit GMPContentParent(GMPParent* aParent = nullptr);
+
+ nsresult GetGMPVideoDecoder(GMPVideoDecoderParent** aGMPVD);
+ void VideoDecoderDestroyed(GMPVideoDecoderParent* aDecoder);
+
+ nsresult GetGMPVideoEncoder(GMPVideoEncoderParent** aGMPVE);
+ void VideoEncoderDestroyed(GMPVideoEncoderParent* aEncoder);
+
+ already_AddRefed<ChromiumCDMParent> GetChromiumCDM(
+ const nsCString& aKeySystem);
+ void ChromiumCDMDestroyed(ChromiumCDMParent* aCDM);
+
+ nsCOMPtr<nsISerialEventTarget> GMPEventTarget();
+
+ // GMPSharedMem
+ void CheckThread() override;
+
+ void SetDisplayName(const nsCString& aDisplayName) {
+ mDisplayName = aDisplayName;
+ }
+ const nsCString& GetDisplayName() const { return mDisplayName; }
+ void SetPluginId(const uint32_t aPluginId) { mPluginId = aPluginId; }
+ uint32_t GetPluginId() const { return mPluginId; }
+ void SetPluginType(GMPPluginType aPluginType) { mPluginType = aPluginType; }
+ GMPPluginType GetPluginType() const { return mPluginType; }
+
+ class CloseBlocker {
+ public:
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CloseBlocker)
+
+ explicit CloseBlocker(GMPContentParent* aParent) : mParent(aParent) {
+ mParent->AddCloseBlocker();
+ }
+ RefPtr<GMPContentParent> mParent;
+
+ private:
+ ~CloseBlocker() { mParent->RemoveCloseBlocker(); }
+ };
+
+ private:
+ void AddCloseBlocker();
+ void RemoveCloseBlocker();
+
+ ~GMPContentParent();
+
+ void ActorDestroy(ActorDestroyReason aWhy) override;
+
+ void CloseIfUnused();
+ // Needed because NewRunnableMethod tried to use the class that the method
+ // lives on to store the receiver, but PGMPContentParent isn't refcounted.
+ void Close() { PGMPContentParent::Close(); }
+
+ nsTArray<RefPtr<GMPVideoDecoderParent>> mVideoDecoders;
+ nsTArray<RefPtr<GMPVideoEncoderParent>> mVideoEncoders;
+ nsTArray<RefPtr<ChromiumCDMParent>> mChromiumCDMs;
+ nsCOMPtr<nsISerialEventTarget> mGMPEventTarget;
+ RefPtr<GMPParent> mParent;
+ nsCString mDisplayName;
+ uint32_t mPluginId;
+ GMPPluginType mPluginType = GMPPluginType::Unknown;
+ uint32_t mCloseBlockerCount = 0;
+};
+
+} // namespace mozilla::gmp
+
+#endif // GMPParent_h_