media.bufferpool2: Support receiver side initated buffer transfer (ae009083) · Commits · e / os / android_hardware_interfaces

media/bufferpool/aidl/aidl_api/android.hardware.media.bufferpool2/current/android/hardware/media/bufferpool2/IClientManager.aidl

+1 −0

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@ package android.hardware.media.bufferpool2;
		@VintfStability
		interface IClientManager {
		android.hardware.media.bufferpool2.IClientManager.Registration registerSender(in android.hardware.media.bufferpool2.IAccessor bufferPool);
		android.hardware.media.bufferpool2.IClientManager.Registration registerPassiveSender(in android.hardware.media.bufferpool2.IAccessor bufferPool);
		@VintfStability
		parcelable Registration {
		long connectionId;

+19 −1

Original line number	Diff line number	Diff line
		@@ -40,7 +40,8 @@ interface IClientManager {
		/**
		* Sets up a buffer receiving communication node for the specified
		* buffer pool. A manager must create a IConnection to the buffer
		* pool if it does not already have a connection.
		* pool if it does not already have a connection. To transfer buffers
		* using the interface, the sender must initiates transfer.
		*
		* @param bufferPool a buffer pool which is specified with the IAccessor.
		* The specified buffer pool is the owner of received buffers.
		@@ -52,4 +53,21 @@ interface IClientManager {
		* ResultStatus::CRITICAL_ERROR - Other errors.
		*/
		Registration registerSender(in IAccessor bufferPool);

		/**
		* Sets up a buffer receiving communication node for the specified
		* buffer pool. A manager must create a IConnection to the buffer
		* pool if it does not already have a connection. To transfer buffers
		* using the interface, the receiver must initiates transfer(on demand).
		*
		* @param bufferPool a buffer pool which is specified with the IAccessor.
		* The specified buffer pool is the owner of received buffers.
		* @return the Id of the communication node to the buffer pool.
		* This id is used in FMQ to notify IAccessor that a buffer has been
		* sent to that connection during transfers.
		* @throws ServiceSpecificException with one of the following values:
		* ResultStatus::NO_MEMORY - Memory allocation failure occurred.
		* ResultStatus::CRITICAL_ERROR - Other errors.
		*/
		Registration registerPassiveSender(in IAccessor bufferPool);
		}

+8 −0

Original line number	Diff line number	Diff line
		@@ -422,6 +422,14 @@ void ClientManager::Impl::cleanUp(bool clearCache) {
		return ::ndk::ScopedAStatus::ok();
		}

		::ndk::ScopedAStatus ClientManager::registerPassiveSender(
		const std::shared_ptr<IAccessor>& in_bufferPool, Registration* _aidl_return) {
		// TODO
		(void) in_bufferPool;
		(void) _aidl_return;
		return ::ndk::ScopedAStatus::fromServiceSpecificError(ResultStatus::NOT_FOUND);
		}

		// Methods for local use.
		std::shared_ptr<ClientManager> ClientManager::sInstance;
		std::mutex ClientManager::sInstanceLock;

+5 −0

Original line number	Diff line number	Diff line
		@@ -34,6 +34,11 @@ struct ClientManager : public BnClientManager {
		::aidl::android::hardware::media::bufferpool2::IClientManager::Registration* _aidl_return)
		override;

		::ndk::ScopedAStatus registerPassiveSender(
		const std::shared_ptr<IAccessor>& in_bufferPool,
		::aidl::android::hardware::media::bufferpool2::IClientManager::Registration* _aidl_return)
		override;

		/** Gets an instance. */
		static std::shared_ptr<ClientManager> getInstance();