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107 lines
3.1 KiB
107 lines
3.1 KiB
// Copyright (C) 2020 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef COMPUTEPIPE_RUNNER_GRAPH_STREAM_SET_OBSERVER_H
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#define COMPUTEPIPE_RUNNER_GRAPH_STREAM_SET_OBSERVER_H
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#include <condition_variable>
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#include <map>
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#include <memory>
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#include <mutex>
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#include <string>
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#include <thread>
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#include "GrpcPrebuiltGraphService.grpc.pb.h"
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#include "GrpcPrebuiltGraphService.pb.h"
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#include "InputFrame.h"
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#include "RunnerComponent.h"
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#include "types/Status.h"
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namespace android {
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namespace automotive {
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namespace computepipe {
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namespace graph {
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class GrpcGraph;
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class EndOfStreamReporter {
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public:
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virtual ~EndOfStreamReporter() = default;
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virtual void reportStreamClosed(int streamId) = 0;
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};
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class StreamGraphInterface {
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public:
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virtual ~StreamGraphInterface() = default;
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virtual void dispatchPixelData(int streamId, int64_t timestamp_us,
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const runner::InputFrame& frame) = 0;
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virtual void dispatchSerializedData(int streamId, int64_t timestamp_us,
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std::string&& serialized_data) = 0;
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virtual void dispatchGraphTerminationMessage(Status, std::string&&) = 0;
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virtual proto::GrpcGraphService::Stub* getServiceStub() = 0;
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};
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class SingleStreamObserver {
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public:
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SingleStreamObserver(int streamId, EndOfStreamReporter* endOfStreamReporter,
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StreamGraphInterface* streamGraphInterface);
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virtual ~SingleStreamObserver();
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Status startObservingStream();
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void stopObservingStream();
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private:
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int mStreamId;
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EndOfStreamReporter* mEndOfStreamReporter;
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StreamGraphInterface* mStreamGraphInterface;
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std::thread mThread;
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bool mStopped = true;
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std::mutex mStopObservationLock;
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};
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class StreamSetObserver : public EndOfStreamReporter {
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public:
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virtual ~StreamSetObserver();
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StreamSetObserver(const runner::ClientConfig& clientConfig,
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StreamGraphInterface* streamGraphInterface);
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Status startObservingStreams();
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void stopObservingStreams(bool stopImmediately);
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void reportStreamClosed(int streamId) override;
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private:
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const runner::ClientConfig& mClientConfig;
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StreamGraphInterface* mStreamGraphInterface;
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std::map<int, std::unique_ptr<SingleStreamObserver>> mStreamObservers;
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std::mutex mLock;
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std::condition_variable mStoppedCv;
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std::thread mGraphTerminationThread;
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bool mStopped = true;
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};
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} // namespace graph
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} // namespace computepipe
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} // namespace automotive
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} // namespace android
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#endif // #define COMPUTEPIPE_RUNNER_GRAPH_STREAM_SET_OBSERVER_H
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