kopia lustrzana https://github.com/AlexandreRouma/SDRPlusPlus
106 wiersze
2.9 KiB
C
106 wiersze
2.9 KiB
C
|
#include <string>
|
||
|
#include <SoapySDR/Device.hpp>
|
||
|
#include <SoapySDR/Modules.hpp>
|
||
|
#include <dsp/stream.h>
|
||
|
#include <dsp/types.h>
|
||
|
|
||
|
namespace io {
|
||
|
class SoapyWrapper {
|
||
|
public:
|
||
|
SoapyWrapper() {
|
||
|
output.init(64000);
|
||
|
refresh();
|
||
|
setDevice(devList[0]);
|
||
|
}
|
||
|
|
||
|
void start() {
|
||
|
if (running) {
|
||
|
return;
|
||
|
}
|
||
|
dev = SoapySDR::Device::make(args);
|
||
|
_stream = dev->setupStream(SOAPY_SDR_RX, "CF32");
|
||
|
dev->activateStream(_stream);
|
||
|
running = true;
|
||
|
_workerThread = std::thread(_worker, this);
|
||
|
}
|
||
|
|
||
|
void stop() {
|
||
|
if (!running) {
|
||
|
return;
|
||
|
}
|
||
|
running = false;
|
||
|
dev->deactivateStream(_stream);
|
||
|
dev->closeStream(_stream);
|
||
|
_workerThread.join();
|
||
|
SoapySDR::Device::unmake(dev);
|
||
|
}
|
||
|
|
||
|
void refresh() {
|
||
|
if (running) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
devList = SoapySDR::Device::enumerate();
|
||
|
txtDevList = "";
|
||
|
for (int i = 0; i < devList.size(); i++) {
|
||
|
txtDevList += devList[i]["label"];
|
||
|
txtDevList += '\0';
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void setDevice(SoapySDR::Kwargs devArgs) {
|
||
|
if (running) {
|
||
|
return;
|
||
|
}
|
||
|
args = devArgs;
|
||
|
dev = SoapySDR::Device::make(devArgs);
|
||
|
txtSampleRateList = "";
|
||
|
sampleRates = dev->listSampleRates(SOAPY_SDR_RX, 0);
|
||
|
for (int i = 0; i < sampleRates.size(); i++) {
|
||
|
txtSampleRateList += std::to_string((int)sampleRates[i]);
|
||
|
txtSampleRateList += '\0';
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void setSampleRate(float sampleRate) {
|
||
|
if (running) {
|
||
|
return;
|
||
|
}
|
||
|
dev->setSampleRate(SOAPY_SDR_RX, 0, sampleRate);
|
||
|
}
|
||
|
|
||
|
void setFrequency(float freq) {
|
||
|
dev->setFrequency(SOAPY_SDR_RX, 0, freq);
|
||
|
}
|
||
|
|
||
|
bool isRunning() {
|
||
|
return running;
|
||
|
}
|
||
|
|
||
|
SoapySDR::KwargsList devList;
|
||
|
std::string txtDevList;
|
||
|
std::vector<double> sampleRates;
|
||
|
std::string txtSampleRateList;
|
||
|
|
||
|
dsp::stream<dsp::complex_t> output;
|
||
|
|
||
|
private:
|
||
|
static void _worker(SoapyWrapper* _this) {
|
||
|
dsp::complex_t* buf = new dsp::complex_t[32000];
|
||
|
int flags = 0;
|
||
|
long long timeMs = 0;
|
||
|
while (_this->running) {
|
||
|
_this->dev->readStream(_this->_stream, (void**)&buf, 32000, flags, timeMs);
|
||
|
_this->output.write(buf, 32000);
|
||
|
}
|
||
|
printf("Read worker terminated\n");
|
||
|
delete[] buf;
|
||
|
}
|
||
|
|
||
|
SoapySDR::Kwargs args;
|
||
|
SoapySDR::Device* dev;
|
||
|
SoapySDR::Stream* _stream;
|
||
|
std::thread _workerThread;
|
||
|
bool running = false;
|
||
|
};
|
||
|
};
|