Ben Chuanlong Du's Blog

It is never too late to learn.

Computer Vision Tools

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

OpenCV | OpenCV for Python

Pillow

moviepy

moviepy is a Python library for video editing: cutting, concatenations, title insertions, video compositing (a.k.a. non-linear editing), video processing, and creation of custom …

Take Screenshots in Python

Comments

  1. PIL.ImageGrab works on macOS and Windows only.

  1. PIL.ImageGrab is relatively slow. python-mss and PyQt5 are better alternatives if performance of screenshot is critical. Notice that saving an (e.g., PNG) image can take significant time (might take up to 0.5 seconds) too, this is often due to image compression is slow. Lower the compression level can significant reduce the time needed to save an image. Please refer to Saving a PNG file is slow

Models for Computer Vision

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

torchvision has implementation of popular deep learning models for computer vision.

ResNet-50

ResNet-50 is a 50-layer Residual Neural Network.

ResNet 101

ResNet-101 is a 101-layer Residual Neural Network.

ResNet 152

ResNet-152 …