HQX

ImageResize > SuperResolution > HQX

• https://en.wikipedia.org/wiki/Hqx
• https://en.wikipedia.org/wiki/Pixel-art_scaling_algorithms#hqnx_family

• https://code.google.com/archive/p/hqx/

• https://github.com/grom358/hqx

• http://www.grassvalley.com/docs/WhitePapers/professional/GV-4097M_HQX_Whitepaper.pdf

• Is HQX more efficient than HQ? (e.g. smaller file sizes)
  • https://forum.grassvalley.com/forum/archive/index.php/t-24392.html

• HQx-shader
  • https://github.com/CrossVR/hqx-shader

hq4x

• hq4x Magnification Filter
  • http://web.archive.org/web/20070717064839/www.hiend3d.com/hq4x.html