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import subprocess import cv2 # Change this line # rtmp_url = 'rtmp://testlive-testmediaservices-inwe.channel.media.azure.net:1935/live/9ee531e6dfd74b0eb3391f0486912484/testlive' # rtmp_url = "rtmp://ltt-testmediaservices-inwe.channel.media.azure.net:1935/live/8b9d8d6107664218aec448458a8cea5c/ltt" # rtmp_url = "rtmp://lowtest-testmediaservices-inwe.channel.media.azure.net:1935/live/b81a5f8a5b1d473ba9952f5b11dfde2d/lowTest" # rtmp_url = "rtmp://livestreammtm-livestream-inct.channel.media.azure.net:1935/live/34b402fb8c4948668c11ddac68af9e1c/livestreammtm" # rtmp_url = "rtmp://prewebcamstream-livestream-inct.channel.media.azure.net:1935/live/227e55b1ad3542f6985ca52116d9118c/preWebCamStream" rtmp_url = "rtmps://webcamstream-livestream-inct.channel.media.azure.net:2935/live/d32e324267dc42a5b90f4a32a94e0881/webCamStream" path = 0 cap = cv2.VideoCapture(path) fps = int(cap.get(cv2.CAP_PROP_FPS)) width = int(cap.get(cv2.CAP_PROP_FRAME_WIDTH)) height = int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT)) command = ['ffmpeg', '-y', '-f', 'rawvideo', '-vcodec', 'rawvideo', '-pix_fmt', 'bgr24', '-s', "{}x{}".format(width, height), '-r', str(fps), '-i', '-', '-c:v', 'libx264', '-pix_fmt', 'yuv420p', # changed '-preset', 'ultrafast', '-f', 'flv', rtmp_url] p = subprocess.Popen(command, stdin=subprocess.PIPE) while cap.isOpened(): ret, frame = cap.read() if not ret: print("frame read failed") break p.stdin.write(frame.tobytes()) p.stdin.close() p.wait() cv2.destroyAllWindows()