зеркало из https://github.com/mozilla/gecko-dev.git
172 строки
7.0 KiB
C++
172 строки
7.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef ChromiumCDMChild_h_
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#define ChromiumCDMChild_h_
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#include "content_decryption_module.h"
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#include "mozilla/gmp/PChromiumCDMChild.h"
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#include "SimpleMap.h"
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#include "WidevineVideoFrame.h"
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namespace mozilla {
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namespace gmp {
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class GMPContentChild;
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class ChromiumCDMChild : public PChromiumCDMChild
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, public cdm::Host_8
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, public cdm::Host_9
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{
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(ChromiumCDMChild);
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explicit ChromiumCDMChild(GMPContentChild* aPlugin);
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void Init(cdm::ContentDecryptionModule_9* aCDM, const nsCString& aStorageId);
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void TimerExpired(void* aContext);
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// cdm::Host_9 implementation
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cdm::Buffer* Allocate(uint32_t aCapacity) override;
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void SetTimer(int64_t aDelayMs, void* aContext) override;
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cdm::Time GetCurrentWallTime() override;
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// cdm::Host_9 interface
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void OnResolveKeyStatusPromise(uint32_t aPromiseId,
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cdm::KeyStatus aKeyStatus) override;
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void OnResolveNewSessionPromise(uint32_t aPromiseId,
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const char* aSessionId,
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uint32_t aSessionIdSize) override;
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void OnResolvePromise(uint32_t aPromiseId) override;
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// cdm::Host_9 interface
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void OnRejectPromise(uint32_t aPromiseId,
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cdm::Exception aException,
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uint32_t aSystemCode,
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const char* aErrorMessage,
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uint32_t aErrorMessageSize) override;
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// cdm::Host_9 interface
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void OnSessionMessage(const char* aSessionId,
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uint32_t aSessionIdSize,
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cdm::MessageType aMessageType,
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const char* aMessage,
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uint32_t aMessageSize) override;
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void OnSessionKeysChange(const char* aSessionId,
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uint32_t aSessionIdSize,
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bool aHasAdditionalUsableKey,
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const cdm::KeyInformation* aKeysInfo,
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uint32_t aKeysInfoCount) override;
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void OnExpirationChange(const char* aSessionId,
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uint32_t aSessionIdSize,
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cdm::Time aNewExpiryTime) override;
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void OnSessionClosed(const char* aSessionId,
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uint32_t aSessionIdSize) override;
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void SendPlatformChallenge(const char* aServiceId,
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uint32_t aServiceIdSize,
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const char* aChallenge,
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uint32_t aChallengeSize) override {}
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void EnableOutputProtection(uint32_t aDesiredProtectionMask) override {}
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void QueryOutputProtectionStatus() override {}
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void OnDeferredInitializationDone(cdm::StreamType aStreamType,
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cdm::Status aDecoderStatus) override {}
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// cdm::Host_9 interface
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void RequestStorageId(uint32_t aVersion) override;
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cdm::FileIO* CreateFileIO(cdm::FileIOClient* aClient) override;
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// cdm::Host_8 implementation
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void OnSessionMessage(const char* aSessionId,
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uint32_t aSessionIdSize,
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cdm::MessageType aMessageType,
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const char* aMessage,
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uint32_t aMessageSize,
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const char* aLegacyDestinationUrl,
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uint32_t aLegacyDestinationUrlLength) override;
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void OnRejectPromise(uint32_t aPromiseId,
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cdm::Error aError,
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uint32_t aSystemCode,
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const char* aErrorMessage,
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uint32_t aErrorMessageSize) override;
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void OnLegacySessionError(const char* aSessionId,
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uint32_t aSessionIdLength,
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cdm::Error aError,
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uint32_t aSystemCode,
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const char* aErrorMessage,
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uint32_t aErrorMessageLength) override;
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void GiveBuffer(ipc::Shmem&& aBuffer);
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protected:
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~ChromiumCDMChild();
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bool OnResolveNewSessionPromiseInternal(uint32_t aPromiseId,
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const nsCString& aSessionId);
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bool IsOnMessageLoopThread();
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ipc::IPCResult RecvGiveBuffer(ipc::Shmem&& aShmem) override;
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ipc::IPCResult RecvPurgeShmems() override;
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void PurgeShmems();
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ipc::IPCResult RecvInit(const bool& aAllowDistinctiveIdentifier,
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const bool& aAllowPersistentState) override;
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ipc::IPCResult RecvSetServerCertificate(
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const uint32_t& aPromiseId,
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nsTArray<uint8_t>&& aServerCert) override;
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ipc::IPCResult RecvCreateSessionAndGenerateRequest(
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const uint32_t& aPromiseId,
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const uint32_t& aSessionType,
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const uint32_t& aInitDataType,
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nsTArray<uint8_t>&& aInitData) override;
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ipc::IPCResult RecvLoadSession(const uint32_t& aPromiseId,
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const uint32_t& aSessionType,
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const nsCString& aSessionId) override;
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ipc::IPCResult RecvUpdateSession(const uint32_t& aPromiseId,
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const nsCString& aSessionId,
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nsTArray<uint8_t>&& aResponse) override;
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ipc::IPCResult RecvCloseSession(const uint32_t& aPromiseId,
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const nsCString& aSessionId) override;
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ipc::IPCResult RecvRemoveSession(const uint32_t& aPromiseId,
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const nsCString& aSessionId) override;
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ipc::IPCResult RecvGetStatusForPolicy(const uint32_t& aPromiseId,
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const nsCString& aMinHdcpVersion) override;
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ipc::IPCResult RecvDecrypt(const uint32_t& aId,
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const CDMInputBuffer& aBuffer) override;
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ipc::IPCResult RecvInitializeVideoDecoder(
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const CDMVideoDecoderConfig& aConfig) override;
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ipc::IPCResult RecvDeinitializeVideoDecoder() override;
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ipc::IPCResult RecvResetVideoDecoder() override;
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ipc::IPCResult RecvDecryptAndDecodeFrame(
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const CDMInputBuffer& aBuffer) override;
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ipc::IPCResult RecvDrain() override;
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ipc::IPCResult RecvDestroy() override;
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void ReturnOutput(WidevineVideoFrame& aFrame);
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bool HasShmemOfSize(size_t aSize) const;
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template <typename MethodType, typename... ParamType>
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void CallMethod(MethodType, ParamType&&...);
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template<typename MethodType, typename... ParamType>
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void CallOnMessageLoopThread(const char* const, MethodType, ParamType&&...);
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GMPContentChild* mPlugin = nullptr;
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cdm::ContentDecryptionModule_9* mCDM = nullptr;
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typedef SimpleMap<uint64_t> DurationMap;
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DurationMap mFrameDurations;
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nsTArray<uint32_t> mLoadSessionPromiseIds;
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cdm::Size mCodedSize;
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nsTArray<ipc::Shmem> mBuffers;
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bool mDecoderInitialized = false;
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bool mPersistentStateAllowed = false;
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bool mDestroyed = false;
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nsCString mStorageId;
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};
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} // namespace gmp
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} // namespace mozilla
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#endif // ChromiumCDMChild_h_
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