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receive.py

@@ -0,0 +1,37 @@
+import socket
+import numpy as np
+import cv2 as cv
+
+
+addr = ("192.168.0.195", 1111)
+buf = 512
+width = 640
+height = 480
+code = b'start'
+num_of_chunks = width * height * 3 / buf
+
+if __name__ == '__main__':
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    s.bind(addr)
+    print("Start")
+    while True:
+        chunks = []
+        start = False
+        while len(chunks) < num_of_chunks:
+            chunk, _ = s.recvfrom(buf)
+            if start:
+                chunks.append(chunk)
+            elif chunk.startswith(code):
+                start = True
+
+        byte_frame = b''.join(chunks)
+
+        frame = np.frombuffer(
+            byte_frame, dtype=np.uint8).reshape(height, width, 3)
+
+        cv.imshow('recv', frame)
+        if cv.waitKey(1) & 0xFF == ord('q'):
+            break
+
+    s.close()
+    cv.destroyAllWindows()

send.py

@@ -0,0 +1,35 @@
+import socket
+import numpy as np
+import cv2 as cv
+
+
+addr = ('192.168.0.195', 1111)
+print(socket.gethostname())
+buf = 512
+width = 640
+height = 480
+cap = cv.VideoCapture(0)
+cap.set(3, width)
+cap.set(4, height)
+code = 'start'
+code = ('start' + (buf - len(code)) * 'a').encode('utf-8')
+
+
+if __name__ == '__main__':
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    print("cap.isOpened")
+    while(cap.isOpened()):
+        ret, frame = cap.read()
+        if ret:
+            s.sendto(code, addr)
+            data = frame.tostring()
+            for i in range(0, len(data), buf):
+                s.sendto(data[i:i+buf], addr)
+            # cv.imshow('send', frame)
+            # if cv.waitKey(1) & 0xFF == ord('q'):
+                # break
+        else:
+            break
+    # s.close()
+    # cap.release()
+    # cv.destroyAllWindows()