40 lines
1.4 KiB
C++
40 lines
1.4 KiB
C++
/*
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* Copyright 2017 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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#ifndef ANDROID_UI_BUFFERQUEUEDEFS_H
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#define ANDROID_UI_BUFFERQUEUEDEFS_H
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namespace android {
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namespace BufferQueueDefs {
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// BufferQueue will keep track of at most this value of buffers.
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// Attempts at runtime to increase the number of buffers past this
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// will fail.
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static constexpr int NUM_BUFFER_SLOTS = 64;
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enum {
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// A flag returned by dequeueBuffer when the client needs to call
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// requestBuffer immediately thereafter.
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BUFFER_NEEDS_REALLOCATION = 0x1,
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// A flag returned by dequeueBuffer when all mirrored slots should be
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// released by the client. This flag should always be processed first.
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RELEASE_ALL_BUFFERS = 0x2,
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};
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} // namespace BufferQueueDefs
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} // namespace android
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#endif
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