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https://git.eden-emu.dev/eden-emu/eden
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71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*
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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 SIMPLE_NOISE_MAKER_H
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#define SIMPLE_NOISE_MAKER_H
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#include "oboe/Oboe.h"
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/**
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* Play white noise using Oboe.
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*/
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class SimpleNoiseMaker {
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public:
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/**
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* Open an Oboe stream.
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* @return OK or negative error code.
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*/
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oboe::Result open();
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oboe::Result start();
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oboe::Result stop();
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oboe::Result close();
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private:
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class MyDataCallback : public oboe::AudioStreamDataCallback {
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public:
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oboe::DataCallbackResult onAudioReady(
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oboe::AudioStream *audioStream,
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void *audioData,
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int32_t numFrames) override;
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};
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class MyErrorCallback : public oboe::AudioStreamErrorCallback {
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public:
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MyErrorCallback(SimpleNoiseMaker *parent) : mParent(parent) {}
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virtual ~MyErrorCallback() {
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}
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void onErrorAfterClose(oboe::AudioStream *oboeStream, oboe::Result error) override;
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private:
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SimpleNoiseMaker *mParent;
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};
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std::shared_ptr<oboe::AudioStream> mStream;
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std::shared_ptr<MyDataCallback> mDataCallback;
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std::shared_ptr<MyErrorCallback> mErrorCallback;
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static constexpr int kChannelCount = 2;
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};
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#endif //SIMPLE_NOISE_MAKER_H
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