65 lines
1.8 KiB
C++
Vendored
65 lines
1.8 KiB
C++
Vendored
/*
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* Copyright 2022 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 OBOE_EXTENSIONS_
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#define OBOE_EXTENSIONS_
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#include <stdint.h>
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#include "oboe_oboe_Definitions_android.h"
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#include "oboe_oboe_AudioStream_android.h"
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namespace oboe {
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/**
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* The definitions below are only for testing.
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* They are not recommended for use in an application.
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* They may change or be removed at any time.
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*/
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class OboeExtensions {
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public:
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/**
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* @returns true if the device supports AAudio MMAP
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*/
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static bool isMMapSupported();
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/**
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* @returns true if the AAudio MMAP data path can be selected
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*/
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static bool isMMapEnabled();
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/**
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* Controls whether the AAudio MMAP data path can be selected when opening a stream.
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* It has no effect after the stream has been opened.
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* It only affects the application that calls it. Other apps are not affected.
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*
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* @param enabled
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* @return 0 or a negative error code
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*/
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static int32_t setMMapEnabled(bool enabled);
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/**
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* @param oboeStream
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* @return true if the AAudio MMAP data path is used on the stream
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*/
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static bool isMMapUsed(oboe::AudioStream *oboeStream);
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};
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} // namespace oboe
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#endif // OBOE_LATENCY_TUNER_
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