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Add ppm error frecuency correction in the command line #96

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Add ppm error frecuency correction in the command line #96

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ed6f1fe
Add ppm error frecuency correction in the command line
Edunj Jan 2, 2016
c747f24
Fix spaces
Edunj Jan 2, 2016
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8 changes: 6 additions & 2 deletions dump1090.c
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Original file line number Diff line number Diff line change
Expand Up @@ -143,6 +143,7 @@ struct {
int enable_agc;
rtlsdr_dev_t *dev;
int freq;
int ppm;

/* Networking */
char aneterr[ANET_ERR_LEN];
Expand Down Expand Up @@ -274,6 +275,7 @@ void modesInitConfig(void) {
Modes.interactive_ttl = MODES_INTERACTIVE_TTL;
Modes.aggressive = 0;
Modes.interactive_rows = getTermRows();
Modes.ppm=0;
}

void modesInit(void) {
Expand Down Expand Up @@ -334,7 +336,6 @@ void modesInit(void) {
void modesInitRTLSDR(void) {
int j;
int device_count;
int ppm_error = 0;
char vendor[256], product[256], serial[256];

device_count = rtlsdr_get_device_count();
Expand Down Expand Up @@ -374,7 +375,7 @@ void modesInitRTLSDR(void) {
} else {
fprintf(stderr, "Using automatic gain control.\n");
}
rtlsdr_set_freq_correction(Modes.dev, ppm_error);
rtlsdr_set_freq_correction(Modes.dev, Modes.ppm);
if (Modes.enable_agc) rtlsdr_set_agc_mode(Modes.dev, 1);
rtlsdr_set_center_freq(Modes.dev, Modes.freq);
rtlsdr_set_sample_rate(Modes.dev, MODES_DEFAULT_RATE);
Expand Down Expand Up @@ -2422,6 +2423,7 @@ void showHelp(void) {
"--gain <db> Set gain (default: max gain. Use -100 for auto-gain).\n"
"--enable-agc Enable the Automatic Gain Control (default: off).\n"
"--freq <hz> Set frequency (default: 1090 Mhz).\n"
"--ppm <ppm> Set ppm error (default: 0).\n"
"--ifile <filename> Read data from file (use '-' for stdin).\n"
"--interactive Interactive mode refreshing data on screen.\n"
"--interactive-rows <num> Max number of rows in interactive mode (default: 15).\n"
Expand Down Expand Up @@ -2492,6 +2494,8 @@ int main(int argc, char **argv) {
Modes.enable_agc++;
} else if (!strcmp(argv[j],"--freq") && more) {
Modes.freq = strtoll(argv[++j],NULL,10);
} else if (!strcmp(argv[j],"--ppm") && more) {
Modes.ppm = strtoll(argv[++j],NULL,10);
} else if (!strcmp(argv[j],"--ifile") && more) {
Modes.filename = strdup(argv[++j]);
} else if (!strcmp(argv[j],"--no-fix")) {
Expand Down