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/*
* Copyright 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_UI_BUFFERQUEUEDEFS_H
#define ANDROID_UI_BUFFERQUEUEDEFS_H
namespace android {
namespace BufferQueueDefs {
// BufferQueue will keep track of at most this value of buffers.
// Attempts at runtime to increase the number of buffers past this
// will fail.
static constexpr int NUM_BUFFER_SLOTS = 64;
enum {
// A flag returned by dequeueBuffer when the client needs to call
// requestBuffer immediately thereafter.
BUFFER_NEEDS_REALLOCATION = 0x1,
// A flag returned by dequeueBuffer when all mirrored slots should be
// released by the client. This flag should always be processed first.
RELEASE_ALL_BUFFERS = 0x2,
};
} // namespace BufferQueueDefs
} // namespace android
#endif