2015-11-16 23:49:54 -05:00
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#include "ModemASK.h"
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2015-11-18 21:09:51 -05:00
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2015-11-28 23:03:07 -05:00
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ModemASK::ModemASK() : ModemDigital() {
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2015-11-18 21:09:51 -05:00
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demodASK2 = modem_create(LIQUID_MODEM_ASK2);
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demodASK4 = modem_create(LIQUID_MODEM_ASK4);
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demodASK8 = modem_create(LIQUID_MODEM_ASK8);
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demodASK16 = modem_create(LIQUID_MODEM_ASK16);
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demodASK32 = modem_create(LIQUID_MODEM_ASK32);
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demodASK64 = modem_create(LIQUID_MODEM_ASK64);
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demodASK128 = modem_create(LIQUID_MODEM_ASK128);
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demodASK256 = modem_create(LIQUID_MODEM_ASK256);
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demodASK = demodASK2;
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2015-11-23 20:03:47 -05:00
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cons = 2;
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2015-11-18 21:09:51 -05:00
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}
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Modem *ModemASK::factory() {
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return new ModemASK;
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}
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ModemASK::~ModemASK() {
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modem_destroy(demodASK4);
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modem_destroy(demodASK8);
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modem_destroy(demodASK16);
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modem_destroy(demodASK32);
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modem_destroy(demodASK64);
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modem_destroy(demodASK128);
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modem_destroy(demodASK256);
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}
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2015-11-18 23:40:30 -05:00
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std::string ModemASK::getName() {
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return "ASK";
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}
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2015-11-23 20:03:47 -05:00
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ModemArgInfoList ModemASK::getSettings() {
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ModemArgInfoList args;
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ModemArgInfo consArg;
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consArg.key = "cons";
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consArg.name = "Constellation";
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consArg.description = "Modem Constellation Pattern";
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consArg.value = std::to_string(cons);
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consArg.type = ModemArgInfo::STRING;
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std::vector<std::string> consOpts;
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consOpts.push_back("2");
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consOpts.push_back("4");
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consOpts.push_back("8");
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consOpts.push_back("16");
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consOpts.push_back("32");
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consOpts.push_back("64");
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consOpts.push_back("128");
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consOpts.push_back("256");
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consArg.options = consOpts;
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args.push_back(consArg);
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return args;
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}
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void ModemASK::writeSetting(std::string setting, std::string value) {
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if (setting == "cons") {
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int newCons = std::stoi(value);
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updateDemodulatorCons(newCons);
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}
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}
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std::string ModemASK::readSetting(std::string setting) {
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if (setting == "cons") {
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return std::to_string(cons);
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}
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return "";
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}
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2015-11-18 22:57:31 -05:00
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void ModemASK::updateDemodulatorCons(int cons) {
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2015-11-23 20:03:47 -05:00
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this->cons = cons;
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switch (cons) {
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case 2:
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demodASK = demodASK2;
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break;
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case 4:
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demodASK = demodASK4;
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break;
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case 8:
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demodASK = demodASK8;
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break;
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case 16:
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demodASK = demodASK16;
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break;
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case 32:
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demodASK = demodASK32;
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break;
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case 64:
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demodASK = demodASK64;
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break;
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case 128:
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demodASK = demodASK128;
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break;
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case 256:
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demodASK = demodASK256;
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break;
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2015-11-18 22:57:31 -05:00
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}
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}
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2015-11-18 21:09:51 -05:00
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void ModemASK::demodulate(ModemKit *kit, ModemIQData *input, AudioThreadInput *audioOut) {
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2015-11-18 22:57:31 -05:00
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ModemKitDigital *dkit = (ModemKitDigital *)kit;
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2015-11-18 21:31:59 -05:00
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2015-11-18 22:57:31 -05:00
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digitalStart(dkit, demodASK, input);
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2016-02-04 18:05:33 -05:00
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for (size_t i = 0, bufSize = input->data.size(); i < bufSize; i++) {
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2015-11-18 21:31:59 -05:00
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modem_demodulate(demodASK, input->data[i], &demodOutputDataDigital[i]);
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}
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updateDemodulatorLock(demodASK, 0.005f);
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2015-11-18 22:57:31 -05:00
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digitalFinish(dkit, demodASK);
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2016-02-04 18:05:33 -05:00
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}
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