Clone this repo:
  1. a7fb978 ARGBExtractAlphaRow_Any_AVX2 fix pixel count mask by Frank Barchard · 10 days ago master
  2. a8aa921 Allow negative height when ConvertToI420/ARGB is called with NV12/NV21 by Robert Bares · 5 weeks ago
  3. 5669005 Skip cipd dependencies when autorolling. by Patrik Höglund · 5 weeks ago
  4. b8696fd add const to casts by Johann · 5 weeks ago
  5. 7e5e127 use attribute to alias for punning float to int by Frank Barchard · 5 weeks ago

libyuv is an open source project that includes YUV scaling and conversion functionality.

  • Scale YUV to prepare content for compression, with point, bilinear or box filter.
  • Convert to YUV from webcam formats for compression.
  • Convert to RGB formats for rendering/effects.
  • Rotate by 90/180/270 degrees to adjust for mobile devices in portrait mode.
  • Optimized for SSSE3/AVX2 on x86/x64.
  • Optimized for Neon on Arm.
  • Optimized for MSA on Mips.


See [Getting started] 1 for instructions on how to get started developing.

You can also browse the [docs directory] 2 for more documentation.