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46 lines
1.3 KiB
46 lines
1.3 KiB
/*
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* Copyright (C) 2016 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 "Buffer.h"
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#include <ui/GraphicBuffer.h>
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#include <queue>
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namespace android {
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#define DRM_RGA_BUFFERQUEUE_MAX_SIZE 3
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class BufferQueue{
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public:
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BufferQueue();
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~BufferQueue();
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bool NeedsReallocation(int w, int h, int format);
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std::shared_ptr<Buffer> FrontBuffer();
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std::shared_ptr<Buffer> BackBuffer();
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std::shared_ptr<Buffer> DequeueBuffer(int w, int h, int format, std::string name);
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int QueueBuffer(const std::shared_ptr<Buffer> buffer);
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int ReleaseBuffer();
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private:
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std::string sName_;
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unsigned long iMaxBufferSize_;
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std::shared_ptr<Buffer> currentBuffer_;
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std::queue<std::shared_ptr<Buffer>> bufferQueue_;
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};
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}// namespace android
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