80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
/*******************************************************************************
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* Copyright 2009-2016 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 ModulatorReader.h
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* @ingroup fx
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* The ModulatorReader class.
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*/
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#include "IReader.h"
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#include "util/Buffer.h"
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#include <memory>
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AUD_NAMESPACE_BEGIN
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/**
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* This reader plays two readers with the same specs in parallel multiplying their samples.
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*/
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class AUD_API ModulatorReader : public IReader
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{
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private:
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/**
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* The first reader.
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*/
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std::shared_ptr<IReader> m_reader1;
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/**
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* The second reader.
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*/
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std::shared_ptr<IReader> m_reader2;
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/**
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* Buffer used for mixing.
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*/
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Buffer m_buffer;
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// delete copy constructor and operator=
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ModulatorReader(const ModulatorReader&) = delete;
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ModulatorReader& operator=(const ModulatorReader&) = delete;
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public:
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/**
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* Creates a new modulator reader.
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* \param reader1 The first reader to read from.
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* \param reader2 The second reader to read from.
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* \exception Exception Thrown if the specs from the readers differ.
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*/
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ModulatorReader(std::shared_ptr<IReader> reader1, std::shared_ptr<IReader> reader2);
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/**
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* Destroys the reader.
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*/
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virtual ~ModulatorReader();
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virtual bool isSeekable() const;
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virtual void seek(int position);
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virtual int getLength() const;
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virtual int getPosition() const;
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virtual Specs getSpecs() const;
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virtual void read(int& length, bool& eos, sample_t* buffer);
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};
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AUD_NAMESPACE_END
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