40 lines
959 B
C++
40 lines
959 B
C++
// Copyright (c) Charles J. Cliffe
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// SPDX-License-Identifier: GPL-2.0+
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#include "ModemOOK.h"
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ModemOOK::ModemOOK() : ModemDigital() {
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demodOOK = modemcf_create(LIQUID_MODEM_OOK);
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}
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ModemOOK::~ModemOOK() {
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modemcf_destroy(demodOOK);
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}
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std::string ModemOOK::getName() {
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return "OOK";
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}
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ModemBase *ModemOOK::factory() {
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return new ModemOOK;
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}
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int ModemOOK::checkSampleRate(long long sampleRate, int /* audioSampleRate */) {
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if (sampleRate < 100) {
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return 100;
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}
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return (int)sampleRate;
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}
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void ModemOOK::demodulate(ModemKit *kit, ModemIQData *input, AudioThreadInput * /* audioOut */) {
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auto *dkit = (ModemKitDigital *)kit;
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digitalStart(dkit, demodOOK, input);
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for (size_t i = 0, bufSize=input->data.size(); i < bufSize; i++) {
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modemcf_demodulate(demodOOK, input->data[i], &demodOutputDataDigital[i]);
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}
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updateDemodulatorLock(demodOOK, 0.005f);
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digitalFinish(dkit, demodOOK);
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}
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