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Video processing: video sampling

2022-07-18 13:43:00 【At three o'clock and two o'clock】

Demand background

  • AI The field often needs to convert video into image processing , Such as fire identification , Safety monitoring and other fields , Need to convert real-time video into images , Then type it into AI Predict and analyze in the model .

How to deal with it

  • Tools opencv-python

Source code 

import os
import cv2

outpath = "datasets"
inPath = "datasets/video"
sample = 5 #  Set how many frames to take a sample   That is, how many frames to save a picture 

for i in os.listdir(inPath):
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