15e58b4023
Bug: 117921091 Test: all tests should pass Change-Id: I5d60a1177d43eb8dec08403cf34936007b8a267f (cherry picked from commit c1409f44f82313902a690fb257ee271dc16385a0)
65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/*
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* Copyright (C) 2019 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 <utils/RefBase.h>
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#include <ui/PixelFormat.h>
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#include <utils/Errors.h>
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namespace android {
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class BufferItem;
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class Fence;
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class GraphicBuffer;
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class IGraphicBufferConsumer : virtual public RefBase {
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public:
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enum {
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// Returned by releaseBuffer, after which the consumer must free any references to the
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// just-released buffer that it might have.
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STALE_BUFFER_SLOT = 1,
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// Returned by dequeueBuffer if there are no pending buffers available.
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NO_BUFFER_AVAILABLE,
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// Returned by dequeueBuffer if it's too early for the buffer to be acquired.
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PRESENT_LATER,
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};
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virtual status_t acquireBuffer(BufferItem* buffer, nsecs_t presentWhen,
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uint64_t maxFrameNumber = 0) = 0;
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virtual status_t detachBuffer(int slot) = 0;
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virtual status_t getReleasedBuffers(uint64_t* slotMask) = 0;
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virtual status_t setDefaultBufferSize(uint32_t w, uint32_t h) = 0;
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virtual status_t setMaxAcquiredBufferCount(int maxAcquiredBuffers) = 0;
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virtual status_t setDefaultBufferFormat(PixelFormat defaultFormat) = 0;
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virtual status_t setDefaultBufferDataSpace(android_dataspace defaultDataSpace) = 0;
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virtual status_t setConsumerUsageBits(uint64_t usage) = 0;
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virtual status_t setConsumerIsProtected(bool isProtected) = 0;
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virtual status_t discardFreeBuffers() = 0;
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};
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} // namespace android
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