54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
/*******************************************************************************
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* Copyright 2009-2025 Jörg Müller
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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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#pragma once
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/**
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* @file EchoReader.h
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* @ingroup fx
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* The EchoReader class.
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*/
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#include <memory>
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#include "fx/EffectReader.h"
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#include "util/Buffer.h"
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AUD_NAMESPACE_BEGIN
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class AUD_API EchoReader : public EffectReader
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{
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private:
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float m_delay;
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float m_feedback;
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float m_mix;
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bool m_resetBuffer;
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Buffer m_inBuffer;
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Buffer m_delayBuffer;
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int m_writePosition{0};
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int m_samplesAvailable{0};
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public:
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EchoReader(std::shared_ptr<IReader> reader, float delay, float feedback, float mix, bool resetBuffer = true);
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virtual void read(int& length, bool& eos, sample_t* buffer) override;
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virtual void seek(int position) override;
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};
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AUD_NAMESPACE_END
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