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.
• Optimized for RVV on RISC-V.

Development

See Getting started for instructions on how to get started developing.

You can also browse the docs directory for more documentation.