Clone this repo:
  1. 78e4462 Add MSA optimized SplitUV, Set, MirrorUV, SobelX and SobelY row functions. by Frank Barchard · 5 hours ago master
  2. bb17da9 Test C vs NEON for ScaleDown2Box_16 by Frank Barchard · 25 hours ago
  3. 7e59ee4 Upsample 8x2 pixels to 16x1 with bilinear filtering by Frank Barchard · 2 days ago
  4. 9508c3e Fix Valgrind by restoring scripts deleted in Chroium. by Henrik Kjellander · 3 days ago
  5. 9079966 Fix autoroller in accordance to upstream change by Henrik Kjellander · 3 days 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.
  • Convert from YUV to formats for rendering/effects.
  • Rotate by 90/180/270 degrees to adjust for mobile devices in portrait mode.
  • Optimized for SSE2/SSSE3/AVX2 on x86/x64.
  • Optimized for Neon on Arm.
  • Optimized for DSP R2 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.