# ---- Build ffmpeg command --------------------------------------------- ffmpeg_cmd = [ "ffmpeg", "-y", # overwrite output file "-f", "rawvideo", "-vcodec", "rawvideo", "-pix_fmt", "bgr24", "-s", f"WIDTHxHEIGHT", "-r", str(FPS), "-i", "-", # read from stdin "-c:v", "libx264", "-preset", "veryfast", "-pix_fmt", "yuv420p", "-movflags", "+faststart", OUTPUT ]
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# ---- Open webcam ------------------------------------------------------- cap = cv2.VideoCapture(0) cap.set(cv2.CAP_PROP_FRAME_WIDTH, WIDTH) cap.set(cv2.CAP_PROP_FRAME_HEIGHT, HEIGHT) cap.set(cv2.CAP_PROP_FPS, FPS) # overwrite output file "-f"