ebiten/audio/internal/oboe/oboe_common_SourceI24Caller_android.h
2021-05-30 05:07:16 +09:00

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1.6 KiB
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/*
* Copyright 2019 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 OBOE_SOURCE_I24_CALLER_H
#define OBOE_SOURCE_I24_CALLER_H
#include <unistd.h>
#include <sys/types.h>
#include "oboe_flowgraph_FlowGraphNode_android.h"
#include "oboe_common_AudioSourceCaller_android.h"
#include "oboe_common_FixedBlockReader_android.h"
namespace oboe {
/**
* AudioSource that uses callback to get more data.
*/
class SourceI24Caller : public AudioSourceCaller {
public:
SourceI24Caller(int32_t channelCount, int32_t framesPerCallback)
: AudioSourceCaller(channelCount, framesPerCallback, kBytesPerI24Packed) {
mConversionBuffer = std::make_unique<uint8_t[]>(
kBytesPerI24Packed * channelCount * output.getFramesPerBuffer());
}
int32_t onProcess(int32_t numFrames) override;
const char *getName() override {
return "SourceI24Caller";
}
private:
std::unique_ptr<uint8_t[]> mConversionBuffer;
static constexpr int kBytesPerI24Packed = 3;
};
}
#endif //OBOE_SOURCE_I16_CALLER_H