def test_get_receive_buffer_size(self):
SettingsProxy.OVERWRITE_RECEIVE_BUFFER_SIZE = None
ns = SettingsProxy.get_receive_buffer_size(
resume_on_full_receive_buffer=True, spectrum_mode=True)
self.assertEqual(ns, constants.SPECTRUM_BUFFER_SIZE)
ns = SettingsProxy.get_receive_buffer_size(
resume_on_full_receive_buffer=True, spectrum_mode=False)
self.assertEqual(ns, constants.SNIFF_BUFFER_SIZE)
ns1 = SettingsProxy.get_receive_buffer_size(
resume_on_full_receive_buffer=False, spectrum_mode=True)
ns2 = SettingsProxy.get_receive_buffer_size(
resume_on_full_receive_buffer=False, spectrum_mode=False)
self.assertEqual(len(str(ns1)), len(str(ns2)))
def init_recv_buffer(self):
if self.receive_buffer is None:
num_samples = SettingsProxy.get_receive_buffer_size(
self.resume_on_full_receive_buffer, self.is_in_spectrum_mode)
self.receive_buffer = IQArray(None,
dtype=self.DATA_TYPE,
n=int(num_samples))
def change_acess_to_iq_record(self):
self.__dev.my_acess_record_iq = True if self.__dev.my_acess_record_iq == False else False
if self.__dev.my_acess_record_iq == False:
self.__dev.my_receive_buffer = IQArray(None, dtype=np.float32, n=int(SettingsProxy.get_receive_buffer_size(False, False)))
self.__dev.my_current_recv_index = 0
def init_recv_buffer(self):
if self.receive_buffer is None:
num_samples = SettingsProxy.get_receive_buffer_size(
self.resume_on_full_receive_buffer, self.is_in_spectrum_mode)
self.receive_buffer = np.zeros(int(num_samples),
dtype=np.complex64,
order='C')
def read_receiving_queue(self):
my_num_samples = SettingsProxy.get_receive_buffer_size(False, False)
self.my_receive_buffer = IQArray(None,
dtype=self.DATA_TYPE,
n=int(my_num_samples))
self.my_current_recv_index = 0
while self.is_receiving:
try:
byte_buffer = self.parent_data_conn.recv_bytes()
samples = self.bytes_to_iq(byte_buffer)
n_samples = len(samples)
if n_samples == 0:
continue
if self.apply_dc_correction:
samples = samples - np.mean(samples, axis=0)
except OSError as e:
logger.exception(e)
continue
except EOFError:
logger.info("EOF Error: Ending receive thread")
break
if self.current_recv_index + n_samples >= len(self.receive_buffer):
if self.resume_on_full_receive_buffer:
self.current_recv_index = 0
if n_samples >= len(self.receive_buffer):
n_samples = len(self.receive_buffer) - 1
else:
self.stop_rx_mode(
"Receiving buffer is full {0}/{1}".format(
self.current_recv_index + n_samples,
len(self.receive_buffer)))
return
self.receive_buffer[self.
current_recv_index:self.current_recv_index +
n_samples] = samples[:n_samples]
self.current_recv_index += n_samples
if self.my_acess_record_iq:
self.my_receive_buffer[self.my_current_recv_index:self.
my_current_recv_index +
n_samples] = samples[:n_samples]
self.my_current_recv_index += n_samples
logger.debug("Exiting read_receive_queue thread.")
def __init__(self, raw_mode=False, resume_on_full_receive_buffer=False, spectrum=False, sending=False):
"""
:param raw_mode: If true, sending and receiving raw samples if false bits are received/sent
"""
super().__init__(name="NetworkSDRInterface")
self.client_ip = self.qsettings.value("client_ip", defaultValue="127.0.0.1", type=str)
self.server_ip = ""
self.samples_to_send = None # set in virtual device constructor
self.client_port = self.qsettings.value("client_port", defaultValue=2222, type=int)
self.server_port = self.qsettings.value("server_port", defaultValue=4444, type=int)
self.receive_check_timer = QTimer()
self.receive_check_timer.setInterval(250)
# need to make the connect for the time in constructor, as create connects is called elsewhere in base class
self.receive_check_timer.timeout.connect(self.__emit_rcv_index_changed)
self.is_in_spectrum_mode = spectrum
self.resume_on_full_receive_buffer = resume_on_full_receive_buffer
self.__is_sending = False
self.__sending_interrupt_requested = False
self.sending_repeats = 1 # only used in raw mode
self.current_sent_sample = 0
self.current_sending_repeat = 0
self.sending_is_continuous = False
self.continuous_send_ring_buffer = None
self.num_samples_to_send = None # Only used for continuous send mode
self.raw_mode = raw_mode
if not sending:
if self.raw_mode:
num_samples = SettingsProxy.get_receive_buffer_size(self.resume_on_full_receive_buffer,
self.is_in_spectrum_mode)
try:
self.receive_buffer = np.zeros(num_samples, dtype=np.complex64, order='C')
except MemoryError:
logger.warning("Could not allocate buffer with {0:d} samples, trying less...")
i = 0
while True:
try:
i += 2
self.receive_buffer = np.zeros(num_samples // i, dtype=np.complex64, order='C')
logger.debug("Using buffer with {0:d} samples instead.".format(num_samples // i))
break
except MemoryError:
continue
else:
self.received_bits = []
def __init__(self, raw_mode=False, resume_on_full_receive_buffer=False, spectrum=False, sending=False):
"""
:param raw_mode: If true, sending and receiving raw samples if false bits are received/sent
"""
super().__init__(name="NetworkSDRInterface")
self.client_ip = self.qsettings.value("client_ip", defaultValue="127.0.0.1", type=str)
self.server_ip = ""
self.samples_to_send = None # set in virtual device constructor
self.client_port = self.qsettings.value("client_port", defaultValue=2222, type=int)
self.server_port = self.qsettings.value("server_port", defaultValue=4444, type=int)
self.is_in_spectrum_mode = spectrum
self.resume_on_full_receive_buffer = resume_on_full_receive_buffer
self.__is_sending = False
self.__sending_interrupt_requested = False
self.sending_repeats = 1 # only used in raw mode
self.current_sent_sample = 0
self.current_sending_repeat = 0
self.sending_is_continuous = False
self.continuous_send_ring_buffer = None
self.num_samples_to_send = None # Only used for continuous send mode
self.raw_mode = raw_mode
if not sending:
if self.raw_mode:
num_samples = SettingsProxy.get_receive_buffer_size(self.resume_on_full_receive_buffer,
self.is_in_spectrum_mode)
try:
self.receive_buffer = np.zeros(num_samples, dtype=np.complex64, order='C')
except MemoryError:
logger.warning("Could not allocate buffer with {0:d} samples, trying less...")
i = 0
while True:
try:
i += 2
self.receive_buffer = np.zeros(num_samples // i, dtype=np.complex64, order='C')
logger.debug("Using buffer with {0:d} samples instead.".format(num_samples // i))
break
except MemoryError:
continue
else:
self.received_bits = []
def init_recv_buffer(self):
n_samples = SettingsProxy.get_receive_buffer_size(self.resume_on_full_receive_buffer, self.is_in_spectrum_mode)
self.data = np.zeros(n_samples, dtype=np.complex64)
def __init__(self,
raw_mode=False,
resume_on_full_receive_buffer=False,
spectrum=False,
sending=False):
"""
:param raw_mode: If true, sending and receiving raw samples if false bits are received/sent
"""
super().__init__(name="NetworkSDRInterface")
self.client_ip = self.qsettings.value("client_ip",
defaultValue="127.0.0.1",
type=str)
self.server_ip = ""
self.samples_to_send = None # set in virtual device constructor
self.client_port = self.qsettings.value("client_port",
defaultValue=2222,
type=int)
self.server_port = self.qsettings.value("server_port",
defaultValue=4444,
type=int)
self.is_in_spectrum_mode = spectrum
self.resume_on_full_receive_buffer = resume_on_full_receive_buffer
self.__is_sending = False
self.__sending_interrupt_requested = False
self.sending_repeats = 1 # only used in raw mode
self.current_sent_sample = 0
self.current_sending_repeat = 0
self.sending_is_continuous = False
self.continuous_send_ring_buffer = None
self.num_samples_to_send = None # Only used for continuous send mode
self.raw_mode = raw_mode
if not sending:
if self.raw_mode:
num_samples = SettingsProxy.get_receive_buffer_size(
self.resume_on_full_receive_buffer,
self.is_in_spectrum_mode)
try:
self.receive_buffer = IQArray(None,
dtype=self.DATA_TYPE,
n=num_samples)
except MemoryError:
logger.warning(
"Could not allocate buffer with {0:d} samples, trying less..."
)
i = 0
while True:
try:
i += 2
self.receive_buffer = IQArray(None,
dtype=self.DATA_TYPE,
n=num_samples // i)
logger.debug(
"Using buffer with {0:d} samples instead.".
format(num_samples // i))
break
except MemoryError:
continue
else:
self.received_bits = []
def init_recv_buffer(self):
if self.receive_buffer is None:
num_samples = SettingsProxy.get_receive_buffer_size(self.resume_on_full_receive_buffer,
self.is_in_spectrum_mode)
self.receive_buffer = np.zeros(int(num_samples), dtype=np.complex64, order='C')
