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61 lines
1.6 KiB
61 lines
1.6 KiB
4 months ago
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/*
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* Copyright 2018 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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*/
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#pragma once
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#include <condition_variable>
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#include <mutex>
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#include <ui/GraphicBuffer.h>
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namespace android {
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class SurfaceManager;
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class EglManager;
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class Program;
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class BufferGenerator {
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public:
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BufferGenerator();
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~BufferGenerator();
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/* Get a new fence */
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status_t get(sp<GraphicBuffer>* outBuffer, sp<Fence>* outFence);
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/* Static callback that sets the fence on a particular instance */
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static void setBuffer(const sp<GraphicBuffer>& buffer, int32_t fence, void* fenceGenerator);
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ui::Size getSize();
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private:
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bool mInitialized = false;
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std::unique_ptr<SurfaceManager> mSurfaceManager;
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std::unique_ptr<EglManager> mEglManager;
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std::unique_ptr<Program> mProgram;
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std::condition_variable_any mConditionVariable;
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sp<GraphicBuffer> mGraphicBuffer;
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int32_t mFence = -1;
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bool mPending = false;
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using Epoch = std::chrono::time_point<std::chrono::steady_clock>;
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Epoch mEpoch = std::chrono::steady_clock::now();
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ui::Size mBufferSize;
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};
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} // namespace android
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