update readme

README.md

@@ -156,6 +156,7 @@ I have used the icons from [flaticon](www.flaticon.com). The following are the s
 | <img src="icons/compare.png" height="32" alt="Compare">  | [Compare](https://www.flaticon.com/free-icon/file_748614?term=compare&page=1&position=17) | <img src="icons/clear_comparison.png" height="32" alt="Clear comparison"> |[Clear comparison](https://www.flaticon.com/free-icon/eraser_3277337?term=clear&page=1&position=5) |<img src="icons/instructions.png" height="32" alt="Help">  |[Help](https://www.flaticon.com/free-icon/information-point_4231321?term=help&page=1&position=87&page=1&position=87)|
 | <img src="icons/main_canvas.png" height="32" alt="Main canvas">  | [Main canvas](https://www.flaticon.com/free-icon/image_3603103) | <img src="icons/compare_canvas.png" height="32" alt="Compare canvas"> |[Compare canvas](https://www.flaticon.com/free-icon/portraits_3603402) |  <img src="icons/preview_canvas.png" height="32" alt="Preview canvas">  |[Preview canvas](https://www.flaticon.com/free-icon/pieces_3603403)|
 | <img src="icons/fingerprint.png" height="32" alt="Fingerprint">  | [Fingerprint](https://www.flaticon.com/free-icon/fingerprint_2313448?term=fingerprint&page=1&position=7) | <img src="icons/auto_zoom.png" height="32" alt="auto zoom"> | [Auto Zoom](https://www.flaticon.com/premium-icon/target_4723850?term=target%20lens&page=1&position=5&page=1&position=5&related_id=4723850&origin=search)  |  | |
+| <img src="icons/image.png" height="32" alt="auto image"> | [Image](https://www.flaticon.com/free-icon/image_1829589) | <img src="icons/crop.png" height="32" alt="crop">  | [Crop](https://www.flaticon.com/free-icon/crop_3342178)   | <img src="icons/video.png" height="32" alt="video"> | [Video](https://www.flaticon.com/free-icon/facebook_4406124) |
 
 (pip install pyqt5 -i <http://mirrors.xxx.com/pypi/simple/> --trusted-host mirrors.xxx.com)