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Add code to save the results #526

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Add code to save the results #526

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16 changes: 15 additions & 1 deletion Object_detection_video.py
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Original file line number Diff line number Diff line change
Expand Up @@ -90,6 +90,16 @@
# Open video file
video = cv2.VideoCapture(PATH_TO_VIDEO)

# PropIds of the video frame required to save the video
frame_width = int(video.get(cv2.CAP_PROP_FRAME_WIDTH))
frame_height = int(video.get(cv2.CAP_PROP_FRAME_HEIGHT))

# FourCC Codec to identify the data format of the video file
fourcc = cv2.VideoWriter_fourcc(*"XVID")

# Save the video file to .mp4 using cv2.VideoWriter() class which takes 5 arguments viz. filename, fourcc code, fps and size of the window
saved_video = cv2.VideoWriter("object_detector.mp4", fourcc, 20.0, (frame_width, frame_height))

while(video.isOpened()):

# Acquire frame and expand frame dimensions to have shape: [1, None, None, 3]
Expand All @@ -116,11 +126,15 @@

# All the results have been drawn on the frame, so it's time to display it.
cv2.imshow('Object detector', frame)


# Save the results
saved_video.write(frame)

# Press 'q' to quit
if cv2.waitKey(1) == ord('q'):
break

# Clean up
video.release()
saved_video.release()
cv2.destroyAllWindows()