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Update opencv to 4.5.2

Authored by YakoYakoYokuYoku on Mar 19 2021, 1:24 PM.
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Link to Changelog here.

Package updates:

  • Add the the OpenCV Contrib extra modules (that includes the Face Recognition module).
  • Enable Vulkan backend for DNN.
  • Enable libgphoto2.
  • Add OpenBLAS for BLAS/LAPACK backend.
  • Support for Protobuf.
  • Change Jasper to OpenJPEG.

Depends on D10550.

Signed-off-by: Martin Reboredo <>

Test Plan

Run a Python object detection script, a face detection script and updated PyTorch against it.

Diff Detail

R2235 opencv
Lint Not Applicable
Tests Not Applicable

Event Timeline

If we don't need python2 stuff we can disable it with -DBUILD_opencv_python2=OFF

These are the changes:

YakoYakoYokuYoku edited the summary of this revision. (Show Details)
YakoYakoYokuYoku edited the test plan for this revision. (Show Details)

Enable HDF5.

Disambiguate tarballs using that GitHub secret URL scheme.

YakoYakoYokuYoku retitled this revision from Update opencv to 4.5.1 to Update opencv to 4.5.2.
YakoYakoYokuYoku edited the summary of this revision. (Show Details)

Update to 4.5.2.

This revision is now accepted and ready to land.Apr 25 2021, 3:33 PM
This revision was automatically updated to reflect the committed changes.