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from .libairspyhf import *
from ctypes import *
class AirSpyHF:
dev_p = airspyhf_device_t_p(None)
sample_rates = []
def __init__(self,):
self.dev_p = None
def open(self, device_index:int=None, serialnumber:int=None):
if serialnumber is not None:
ret = libairspyhf.airspyhf_open_sn(self.dev_p, serialnumber)
if ret != 0:
print("Cant open device by serial number")
return -1
elif device_index is not None:
ndev = libairspyhf.airspyhf_list_devices(None, 0)
if ndev < device_index+1:
print("Device index higher then device num")
return -1
serial = c_uint64(0)
libairspyhf.airspyhf_list_devices(byref(serial), device_index + 1)
return 0
def get_samplerates(self):
nsrates = c_uint32(0)
ret = libairspyhf.airspyhf_get_samplerates(self.dev_p, byref(nsrates), c_uint32(0))
if ret != 0:
print("Cant get number of avaliable sample rates")
return []
supported_samplerates = (c_uint32 * nsrates)(0)
ret = libairspyhf.airspyhf_get_samplerates(self.dev_p, supported_samplerates, nsrates)
if ret != 0:
print("Cant get avaliable sample rate list")
return []
self.sample_rates = list(supported_samplerates)
return self.sample_rates
def set_samplerate(self, samplerate:int):
if self.sample_rates == []:
self.get_samplerates()
if samplerate not in self.sample_rates:
print(f"Unknown sample rate. Avaliable samplerate {self.sample_rates}")
return -1
ret = libairspyhf.airspyhf_set_samplerate(self.dev_p, samplerate)
if ret != 0:
print("Cannot set samplerate")
return -1
return 0
def set_hf_agc(self,flag):
ret = libairspyhf.airspyhf_set_hf_agc(self.dev_p, flag)
return ret
def set_hf_agc_threshold(self,flag):
ret = libairspyhf.airspyhf_set_hf_agc_threshold(self.dev_p, flag)
return ret
def set_hf_att(self, value):
ret = libairspyhf.airspyhf_set_hf_att(dev_p, value)
return ret
def set_hf_lna(self,flag):
ret = libairspyhf.airspyhf_set_hf_lna(dev_p, 1)
return ret
def close(self):
ret = libairspyhf.close(self.dev_p)
if ret != 0:
print("Cant close device")
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