Open sugizo opened 3 months ago
objective write text to video, e.g. using cv2.putText
code
from imageio_ffmpeg import read_frames, write_frames import cv2 input_file = 'http://195.196.36.242/mjpg/video.mjpg' output_file = 'rtsp.mp4' reader = read_frames(input_file) meta = reader.__next__() writer = write_frames(output_file, size = meta['size'], fps = meta['fps'], input_params = ['-y', ], output_params = ['-vf', 'scale = 720 : -2', ] ) writer.send(None) i = 0 text = 'stifix' font = cv2.FONT_HERSHEY_SIMPLEX org = (00, 185) fontScale = 1 color = (0, 0, 128) thickness = 2 for frame in reader: img = np.frombuffer(frame, np.uint8).reshape(meta['size'][1], meta['size'][0], -1) #put_text = cv2.putText(img, text, org, font, fontScale, color, thickness, cv2.LINE_AA, False) # not work put_text = np.ascontiguousarray(cv2.putText(img, text, org, font, fontScale, color, thickness, cv2.LINE_AA, False) ) # not work writer.send(put_text) if i == 9: # 100 = 6 secs break i += 1 writer.close()
result no error occured but output video have no text written
expected result video output have text written
best regards
I'd write the frames to image files using imageio and see if the text is visible there. If not, it's likely related to the putText cal.
putText
objective write text to video, e.g. using cv2.putText
code
result no error occured but output video have no text written
expected result video output have text written
best regards