42 lines
984 B
C++
42 lines
984 B
C++
// Copyright 2016 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <array>
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#include <cstddef>
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#include <memory>
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#include "common/common_types.h"
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namespace soundtouch {
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class SoundTouch;
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}
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namespace AudioCore {
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class TimeStretcher {
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public:
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TimeStretcher();
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~TimeStretcher();
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void SetOutputSampleRate(unsigned int sample_rate);
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/// @param in Input sample buffer
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/// @param num_in Number of input frames in `in`
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/// @param out Output sample buffer
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/// @param num_out Desired number of output frames in `out`
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/// @returns Actual number of frames written to `out`
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std::size_t Process(const s16* in, std::size_t num_in, s16* out, std::size_t num_out);
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void Clear();
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void Flush();
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private:
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unsigned int sample_rate;
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std::unique_ptr<soundtouch::SoundTouch> sound_touch;
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double stretch_ratio = 1.0;
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};
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} // namespace AudioCore
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