Open MMLab Computer Vision Foundation
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Latest commit d4d1108 Oct 19, 2018




mmcv is a foundational python library for computer vision research and supports many research projects in MMLAB, such as mmdetection.

It provides the following functionalities.

  • Universal IO APIs
  • Image processing
  • Video processing
  • Image and annotation visualization
  • Useful utilities (progress bar, timer, ...)
  • PyTorch runner with hooking mechanism
  • Various CNN architectures

See the documentation for more features and usage.


Try and start with

pip install mmcv

or install from source

git clone
cd mmcv
pip install .  # (add "-e" if you want to develop or modify the codes)