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How To: Fix “No accelerated colorspace conversion found from yuv420p to bgr24.” | OpenCV-2.2.0 & Ubuntu 10.10

[swscaler @ 0xbf2130]No accelerated colorspace conversion found from yuv420p to bgr24.

This problem is basically an issue converting YUV to RGB using ffmpeg, in order for it to work ffmpeg needs to be recompiled with x264. To get around it use the following to recompile ffmpeg and OpenCV 2.1/2.2:

  1. Follow steps 1-to-4 of FakeOutdoorsman’s guide on ubuntuforums.org – here
  2. OpenCV 2.1/2.2 Install Guide by Sebastian Montabone Рhere

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