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Web API: NFM scanner Python script example (2)

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f4exb 2018-03-19 08:44:23 +01:00
parent a2e1f674d7
commit efcbf9b7cb
1 changed files with 67 additions and 0 deletions
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67
swagger/sdrangel/examples/nfm_scanner.py
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@ -16,6 +16,7 @@ requests_methods = {
"DELETE": requests.delete
}
# ======================================================================
class ScanControl:
def __init__(self, num_channels, channel_step, start_freq, stop_freq, log2_decim):
self.channel_shifts = []
@ -54,6 +55,67 @@ def getInputOptions():
return options
# ======================================================================
def setupDevice(scan_control, options):
settings = callAPI(deviceset_url + "/device/settings", "GET", None, None, "Get device settings")
if settings is None:
exit(-1)
if options.device_hwid == "LimeSDR":
settings["limeSdrInputSettings"]["antennaPath"] = 0
settings["limeSdrInputSettings"]["devSampleRate"] = scan_control.device_sample_rate
settings["limeSdrInputSettings"]["log2HardDecim"] = 4
settings["limeSdrInputSettings"]["log2SoftDecim"] = options.log2_decim
settings["limeSdrInputSettings"]["centerFrequency"] = scan_control.device_start_freq + 500000
settings["limeSdrInputSettings"]["ncoEnable"] = 1
settings["limeSdrInputSettings"]["ncoFrequency"] = -500000
settings["limeSdrInputSettings"]["lpfBW"] = 1450000
settings["limeSdrInputSettings"]["lpfFIRBW"] = scan_control.device_step_freq + 100000
settings["limeSdrInputSettings"]["lpfFIREnable"] = 1
settings['limeSdrInputSettings']['dcBlock'] = 1
elif options.device_hwid == "RTLSDR":
settings['rtlSdrSettings']['devSampleRate'] = scan_control.device_sample_rate
settings['rtlSdrSettings']['centerFrequency'] = scan_control.device_start_freq
settings['rtlSdrSettings']['gain'] = 496
settings['rtlSdrSettings']['log2Decim'] = options.log2_decim
settings['rtlSdrSettings']['dcBlock'] = 1
settings['rtlSdrSettings']['agc'] = 1
elif options.device_hwid == "HackRF":
settings['hackRFInputSettings']['LOppmTenths'] = -51
settings['hackRFInputSettings']['centerFrequency'] = scan_control.device_start_freq
settings['hackRFInputSettings']['dcBlock'] = 1
settings['hackRFInputSettings']['devSampleRate'] = scan_control.device_sample_rate
settings['hackRFInputSettings']['lnaExt'] = 1
settings['hackRFInputSettings']['lnaGain'] = 32
settings['hackRFInputSettings']['log2Decim'] = options.log2_decim
settings['hackRFInputSettings']['vgaGain'] = 24
r = callAPI(deviceset_url + "/device/settings", "PATCH", None, settings, "Patch device settings")
if r is None:
exit(-1)
# ======================================================================
def setupChannels(scan_control, options):
i = 0
for shift in scan_control.channel_shifts:
settings = callAPI("/deviceset/0/channel", "POST", None, {"channelType": "NFMDemod", "tx": 0}, "Create NFM demod")
if settings is None:
exit(-1)
settings = callAPI("/deviceset/0/channel/%d/settings" % i, "GET", None, None, "Get NFM demod settings")
if settings is None:
exit(-1)
settings["NFMDemodSettings"]["inputFrequencyOffset"] = int(shift)
settings["NFMDemodSettings"]["afBandwidth"] = options.af_bw * 1000
settings["NFMDemodSettings"]["rfBandwidth"] = options.rf_bw
r = callAPI("/deviceset/0/channel/%d/settings" % i, "PATCH", None, settings, "Change NFM demod")
if r is None:
exit(-1)
i += 1
# ======================================================================
def printResponse(response):
content_type = response.headers.get("Content-Type", None)
@ -119,6 +181,11 @@ def main():
if r is None:
exit(-1)
setupDevice(scan_control, options)
setupChannels(scan_control, options)
exit(0)
settings = callAPI("/deviceset/0/channel", "POST", None, {"channelType": "NFMDemod", "tx": 0}, "Create NFM demod")