WLED/tools/udp_test.py

47 wiersze
1.9 KiB
Python

import numpy as np
import socket
class WledRealtimeClient:
def __init__(self, wled_controller_ip, num_pixels, udp_port=21324, max_pixels_per_packet=126):
self.wled_controller_ip = wled_controller_ip
self.num_pixels = num_pixels
self.udp_port = udp_port
self.max_pixels_per_packet = max_pixels_per_packet
self._sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self._prev_pixels = np.full((3, self.num_pixels), 253, dtype=np.uint8)
self.pixels = np.full((3, self.num_pixels), 1, dtype=np.uint8)
def update(self):
# Truncate values and cast to integer
self.pixels = np.clip(self.pixels, 0, 255).astype(np.uint8)
p = np.copy(self.pixels)
idx = np.where(~np.all(p == self._prev_pixels, axis=0))[0]
num_pixels = len(idx)
n_packets = (num_pixels + self.max_pixels_per_packet - 1) // self.max_pixels_per_packet
idx_split = np.array_split(idx, n_packets)
header = bytes([1, 2]) # WARLS protocol header
for packet_indices in idx_split:
data = bytearray(header)
for i in packet_indices:
data.extend([i, *p[:, i]]) # Index and RGB values
self._sock.sendto(bytes(data), (self.wled_controller_ip, self.udp_port))
self._prev_pixels = np.copy(p)
################################## LED blink test ##################################
if __name__ == "__main__":
WLED_CONTROLLER_IP = "192.168.1.153"
NUM_PIXELS = 255 # Amount of LEDs on your strip
import time
wled = WledRealtimeClient(WLED_CONTROLLER_IP, NUM_PIXELS)
print('Starting LED blink test')
while True:
for i in range(NUM_PIXELS):
wled.pixels[1, i] = 255 if wled.pixels[1, i] == 0 else 0
wled.update()
time.sleep(.01)