diff options
Diffstat (limited to 'dom/media/gmp/ChromiumCDMCallbackProxy.cpp')
| -rw-r--r-- | dom/media/gmp/ChromiumCDMCallbackProxy.cpp | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/dom/media/gmp/ChromiumCDMCallbackProxy.cpp b/dom/media/gmp/ChromiumCDMCallbackProxy.cpp new file mode 100644 index 0000000000..481534c0e4 --- /dev/null +++ b/dom/media/gmp/ChromiumCDMCallbackProxy.cpp @@ -0,0 +1,159 @@ +/* -*- 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/. */ + +#include "ChromiumCDMCallbackProxy.h" + +#include <type_traits> + +#include "ChromiumCDMProxy.h" +#include "content_decryption_module.h" + +namespace mozilla { + +template <class Func, class... Args> +void ChromiumCDMCallbackProxy::DispatchToMainThread(const char* const aLabel, + Func aFunc, + Args&&... aArgs) { + mMainThread->Dispatch( + // Use decay to ensure all the types are passed by value not by reference. + NewRunnableMethod<std::decay_t<Args>...>(aLabel, mProxy, aFunc, + std::forward<Args>(aArgs)...), + NS_DISPATCH_NORMAL); +} + +void ChromiumCDMCallbackProxy::SetSessionId(uint32_t aPromiseId, + const nsCString& aSessionId) { + DispatchToMainThread("ChromiumCDMProxy::OnSetSessionId", + &ChromiumCDMProxy::OnSetSessionId, aPromiseId, + NS_ConvertUTF8toUTF16(aSessionId)); +} + +void ChromiumCDMCallbackProxy::ResolveLoadSessionPromise(uint32_t aPromiseId, + bool aSuccessful) { + DispatchToMainThread("ChromiumCDMProxy::OnResolveLoadSessionPromise", + &ChromiumCDMProxy::OnResolveLoadSessionPromise, + aPromiseId, aSuccessful); +} + +void ChromiumCDMCallbackProxy::ResolvePromise(uint32_t aPromiseId) { + DispatchToMainThread("ChromiumCDMProxy::ResolvePromise", + &ChromiumCDMProxy::ResolvePromise, aPromiseId); +} + +void ChromiumCDMCallbackProxy::RejectPromise(uint32_t aPromiseId, + ErrorResult&& aException, + const nsCString& aErrorMessage) { + // Use CopyableErrorResult to store our exception in the runnable, + // because ErrorResult is not OK to move across threads. + DispatchToMainThread<decltype(&ChromiumCDMProxy::RejectPromiseOnMainThread), + int32_t, StoreCopyPassByRRef<CopyableErrorResult>, + const nsCString&>( + "ChromiumCDMProxy::RejectPromise", + &ChromiumCDMProxy::RejectPromiseOnMainThread, aPromiseId, + std::move(aException), aErrorMessage); +} + +static dom::MediaKeyMessageType ToDOMMessageType(uint32_t aMessageType) { + switch (static_cast<cdm::MessageType>(aMessageType)) { + case cdm::kLicenseRequest: + return dom::MediaKeyMessageType::License_request; + case cdm::kLicenseRenewal: + return dom::MediaKeyMessageType::License_renewal; + case cdm::kLicenseRelease: + return dom::MediaKeyMessageType::License_release; + case cdm::kIndividualizationRequest: + return dom::MediaKeyMessageType::Individualization_request; + } + MOZ_ASSERT_UNREACHABLE("Invalid cdm::MessageType enum value."); + return dom::MediaKeyMessageType::License_request; +} + +void ChromiumCDMCallbackProxy::SessionMessage(const nsACString& aSessionId, + uint32_t aMessageType, + nsTArray<uint8_t>&& aMessage) { + DispatchToMainThread("ChromiumCDMProxy::OnSessionMessage", + &ChromiumCDMProxy::OnSessionMessage, + NS_ConvertUTF8toUTF16(aSessionId), + ToDOMMessageType(aMessageType), std::move(aMessage)); +} + +static dom::MediaKeyStatus ToDOMMediaKeyStatus(uint32_t aStatus) { + switch (static_cast<cdm::KeyStatus>(aStatus)) { + case cdm::kUsable: + return dom::MediaKeyStatus::Usable; + case cdm::kInternalError: + return dom::MediaKeyStatus::Internal_error; + case cdm::kExpired: + return dom::MediaKeyStatus::Expired; + case cdm::kOutputRestricted: + return dom::MediaKeyStatus::Output_restricted; + case cdm::kOutputDownscaled: + return dom::MediaKeyStatus::Output_downscaled; + case cdm::kStatusPending: + return dom::MediaKeyStatus::Status_pending; + case cdm::kReleased: + return dom::MediaKeyStatus::Released; + } + MOZ_ASSERT_UNREACHABLE("Invalid cdm::KeyStatus enum value."); + return dom::MediaKeyStatus::Internal_error; +} + +void ChromiumCDMCallbackProxy::ResolvePromiseWithKeyStatus( + uint32_t aPromiseId, uint32_t aKeyStatus) { + DispatchToMainThread("ChromiumCDMProxy::OnResolvePromiseWithKeyStatus", + &ChromiumCDMProxy::OnResolvePromiseWithKeyStatus, + aPromiseId, ToDOMMediaKeyStatus(aKeyStatus)); +} + +void ChromiumCDMCallbackProxy::SessionKeysChange( + const nsCString& aSessionId, + nsTArray<mozilla::gmp::CDMKeyInformation>&& aKeysInfo) { + bool keyStatusesChange = false; + { + auto caps = mProxy->Capabilites().Lock(); + for (const auto& keyInfo : aKeysInfo) { + keyStatusesChange |= caps->SetKeyStatus( + keyInfo.mKeyId(), NS_ConvertUTF8toUTF16(aSessionId), + dom::Optional<dom::MediaKeyStatus>( + ToDOMMediaKeyStatus(keyInfo.mStatus()))); + } + } + if (keyStatusesChange) { + DispatchToMainThread("ChromiumCDMProxy::OnKeyStatusesChange", + &ChromiumCDMProxy::OnKeyStatusesChange, + NS_ConvertUTF8toUTF16(aSessionId)); + } +} + +void ChromiumCDMCallbackProxy::ExpirationChange(const nsCString& aSessionId, + double aSecondsSinceEpoch) { + DispatchToMainThread("ChromiumCDMProxy::OnExpirationChange", + &ChromiumCDMProxy::OnExpirationChange, + NS_ConvertUTF8toUTF16(aSessionId), + UnixTime(aSecondsSinceEpoch * 1000)); +} + +void ChromiumCDMCallbackProxy::SessionClosed(const nsCString& aSessionId) { + DispatchToMainThread("ChromiumCDMProxy::OnSessionClosed", + &ChromiumCDMProxy::OnSessionClosed, + NS_ConvertUTF8toUTF16(aSessionId)); +} + +void ChromiumCDMCallbackProxy::QueryOutputProtectionStatus() { + DispatchToMainThread("ChromiumCDMProxy::QueryOutputProtectionStatus", + &ChromiumCDMProxy::QueryOutputProtectionStatus); +} + +void ChromiumCDMCallbackProxy::Terminated() { + DispatchToMainThread("ChromiumCDMProxy::Terminated", + &ChromiumCDMProxy::Terminated); +} + +void ChromiumCDMCallbackProxy::Shutdown() { + DispatchToMainThread("ChromiumCDMProxy::Shutdown", + &ChromiumCDMProxy::Shutdown); +} + +} // namespace mozilla |