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3f5e373ee4
I was having an issue with size of off_t on a multi-gigabit file. This may have been related to long being a signed 32 bits on MSVC. But I think there is good reason to use size_t here in general: https://stackoverflow.com/questions/10634629/what-are-the-usage-differences-between-size-t-and-off-t
39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
/*
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* Copyright (C) 2016, Mike Walters <mike@flomp.net>
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*
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* This file is part of inspectrum.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "frequencydemod.h"
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#include <liquid/liquid.h>
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#include "util.h"
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FrequencyDemod::FrequencyDemod(std::shared_ptr<SampleSource<std::complex<float>>> src) : SampleBuffer(src)
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{
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}
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void FrequencyDemod::work(void *input, void *output, int count, size_t sampleid)
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{
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auto in = static_cast<std::complex<float>*>(input);
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auto out = static_cast<float*>(output);
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freqdem fdem = freqdem_create(0.05f);
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for (int i = 0; i < count; i++) {
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freqdem_demodulate(fdem, in[i], &out[i]);
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}
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freqdem_destroy(fdem);
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}
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