本文整理汇总了C++中Opt::getString方法的典型用法代码示例。如果您正苦于以下问题：C++ Opt::getString方法的具体用法？C++ Opt::getString怎么用？C++ Opt::getString使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Opt的用法示例。
在下文中一共展示了Opt::getString方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: main
int main(int argc, char *argv[]) {
Opt opt;
opt.registerOpt(P_DeviceName, "-d", false, true, "specify DV4Mini device name", "/dev/ttyACM0");
opt.registerOpt(P_Frequency, "-f", false, true, "set frequency in Hz", "430312500");
opt.registerOpt(P_WriteRxToFile, "-w", false, true, "write received data to file");
opt.registerOpt(P_TxFromFile, "-tx", false, true, "transmit data from file");
opt.registerOpt(P_SimMode, "-s", false, false, "simulate without real hardware");
opt.registerOpt(P_LogLevel, "-ll", false, true, "log level");
opt.registerOpt(P_DebugMode, "-debug", false, false, "set debug mode");
if(!opt.parse(argc, argv)) {
opt.printHelp();
return 1;
}
bool bDebug = opt.get(P_DebugMode);
bool bSimMode = opt.get(P_SimMode);
if(bDebug) opt.dump();
std::string sDeviceName = opt.getString(P_DeviceName);
int iFrequency_Hz = opt.getInt(P_Frequency);
DV4Mini mini;
if(bSimMode) {
sDeviceName = "/dev/null";
mini.setSimulationMode(true);
}
mini.setLogFile(stdout, opt.getInt(P_LogLevel));
if(!mini.open(sDeviceName.c_str())) {
perror(sDeviceName.c_str());
return 1;
}
mini.setFrequency(iFrequency_Hz);
printf("Using device \"%s\" at %d Hz (%.3f kHz).\n", sDeviceName.c_str(), iFrequency_Hz, iFrequency_Hz / 1000.);
mini.setLED(true);
FileSink fsink;
if(opt.get(P_WriteRxToFile)) {
const char *pszWriteFileName = opt.getString(P_WriteRxToFile).c_str();
if(!fsink.open(pszWriteFileName)) {
perror(pszWriteFileName);
return 1;
}
mini.setRxSink(&fsink);
printf("Writing received data to file \"%s\".\n", pszWriteFileName);
}
if(opt.get(P_TxFromFile)) {
const char *pszReadFileName = opt.getString(P_TxFromFile).c_str();
FILE *pFile = fopen(pszReadFileName, "r");
if(!pFile) {
perror(pszReadFileName);
return 1;
}
printf("Sending file \"%s\"", pszReadFileName);
BYTE buf[100];
while(true) {
putchar('.');
int iBytes = fread(buf, 1, sizeof buf, pFile);
if(iBytes <= 0) break;
mini.transmit(buf, iBytes);
usleep(10);
}
puts("done!\n");
mini.flush();
fclose(pFile);
mini.close();
return 0;
}
#if 1
for(int i = 0; i < 5; ++i) {
sleep(1);
printf("RSSI=%d\n", mini.getRSSI());
}
#else
for(int i = 0; i < 50; ++i) {
usleep(100);
printf("RSSI=%d\n", mini.getRSSI());
}
#endif
mini.close();
return 0;
}