diff options
Diffstat (limited to 'src/gr-fadingui/python/ber.py')
| -rw-r--r-- | src/gr-fadingui/python/ber.py | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/src/gr-fadingui/python/ber.py b/src/gr-fadingui/python/ber.py index 205dcd4..1c5debf 100644 --- a/src/gr-fadingui/python/ber.py +++ b/src/gr-fadingui/python/ber.py @@ -23,6 +23,7 @@ import socket from urllib.parse import urlparse import numpy as np +from numpy_ringbuffer import RingBuffer from gnuradio import gr from fadingui.logger import get_logger @@ -42,6 +43,9 @@ class ber(gr.sync_block): self.vgl=vgl self.vlen=vlen + self.ber_samples = RingBuffer(capacity=2000, dtype=int) + self.ber_samples.extend(np.zeros(self.ber_samples.maxlen)) + # Create a socket and parse remote machine url self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) self.url = urlparse(address) @@ -65,14 +69,23 @@ class ber(gr.sync_block): # FIXME: this could be (very) slow, is there a faster way with numpy? # Maybe numpy.array2string return bytes(str(data) + "\n", "ascii") - + + def ber_stats(self): + ber_max = np.max(self.ber_samples) + ber_min = np.min(self.ber_samples) + ber_avg = np.sum(self.ber_samples) / self.ber_samples.maxlen + + return ber_max, ber_min, ber_avg + def work(self, input_items, output_items): inp = input_items[0] log.debug(f"Length: {len(inp)}") - log.debug(f"Inp_vector:{inp}") + # log.debug(f"Inp_vector:{inp}") + + for i in inp: i = np.array(i, dtype=np.uint8) v = np.array(self.vgl, dtype=np.uint8) ^ i @@ -81,11 +94,20 @@ class ber(gr.sync_block): trueber = ber - 32 if trueber < 0: trueber = 0 - log.debug(f"BER {trueber} in Paket {i}") - - self.send(self.encode(trueber)) + # log.debug(f"BER {trueber} in Paket {i}") + + self.ber_samples.appendleft(trueber) - return len(inp) + ber_max, ber_min, ber_avg = self.ber_stats() + log.debug(f"Statistics: {ber_max}, {ber_min}, {ber_avg}") + + #self.send(self.encode(ber_max, ber_min, ber_avg)) + self.send(self.encode(trueber)) + self.send(self.encode(ber_max)) + self.send(self.encode(ber_min)) + self.send(self.encode(ber_avg)) + + return len(inp) #return len(input_items[0]) |