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Python OpenCV Indexing Info

Drawing functions are indexed [column, row]:

cv2.circle(img, (column, row), 10, 255)

Numpy Arrays however are accessed [rows, column]:

img[row, column]

[B G R] # Color information is returned as B-G-R vector.

How to convert *.h264 files to *.mp4

Navigate to folder containing the clips and run: for i in *.avi; do ffmpeg -i "$i" "${i%.avi}.mov"; done