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/* Copyright (C) 2015-2017 Sergey V. Mikayev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LINEAR_RESAMPLER_H
#define LINEAR_RESAMPLER_H
#include "ResamplerStage.h"
namespace SRCTools {
static const unsigned int LINEAR_RESAMPER_CHANNEL_COUNT = 2;
class LinearResampler : public ResamplerStage {
public:
LinearResampler(double sourceSampleRate, double targetSampleRate);
~LinearResampler() {}
unsigned int estimateInLength(const unsigned int outLength) const;
void process(const FloatSample *&inSamples, unsigned int &inLength, FloatSample *&outSamples, unsigned int &outLength);
private:
const double inputToOutputRatio;
double position;
FloatSample lastInputSamples[LINEAR_RESAMPER_CHANNEL_COUNT];
};
} // namespace SRCTools
#endif // LINEAR_RESAMPLER_H
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