Update README.md

README.md

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-# video-to-image
-Convert video to image sequence with blur detection using OpenCV. 
+### Convert video to image sequence with blur detection using OpenCV. 
+
+Currently used as a proof of concept for drone shot video to photogrammetry.
+
+##### Settings at the moment: 
+* Frame step steps between each captured frame of video
+* Threshold set acoordingly to how much motion blur is accepted in each frame (default is 100)
+* Path the path to video file
+
+### Install instructions
+
+Python 2.7/3.xx and OpenCV is requered. 
+Install [Python](https://www.python.org/downloads/) and run `pip install opencv-python` 
+Run the script in terminal/powershell