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/*
* Copyright 2019 Google LLC
*
* 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
*
* https://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 EFFECTS_APP_DUPLEXSTREAM_H
#define EFFECTS_APP_DUPLEXSTREAM_H
#include <array>
#include <algorithm>
#include <variant>
#include <oboe/Oboe.h>
#include "FunctionList.h"
#include "DuplexCallback.h"
class DuplexEngine {
public:
DuplexEngine();
void beginStreams();
virtual ~DuplexEngine() = default;
oboe::Result startStreams();
oboe::Result stopStreams();
std::variant<FunctionList<int16_t *>, FunctionList<float *>> functionList{
std::in_place_type<FunctionList<int16_t *>>};
private:
void openInStream();
void openOutStream();
static oboe::AudioStreamBuilder defaultBuilder();
template<class numeric>
void createCallback();
oboe::ManagedStream inStream;
std::unique_ptr<oboe::AudioStreamCallback> mCallback;
oboe::ManagedStream outStream;
};
#endif //EFFECTS_APP_DUPLEXSTREAM_H
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