226950 2021-06-11 23:47:35 -0700 Canvas (HTMLCanvasElement.toDataURL) can't export it's data to image/webp 2021-06-16 20:02:46 -0700 1 1 1 Unclassified WebKit Canvas Safari Technology Preview Unspecified macOS 11 RESOLVED WONTFIX InRadar P2 Enhancement --- 1 christian webkit-unassigned dino sabouhallawa webkit-bug-importer oldest_to_newest 1769187 0 christian 2021-06-11 23:47:35 -0700 While Chromium (and Chrome) supports it, in Safari when you try to export a canvas to image/webp it returns a png. You can try it here: https://codepen.io/nuthinking/pen/eYZBWLL Let me know if you need anything else. 1770372 1 gsnedders 2021-06-16 13:51:49 -0700 To note: Firefox Nightly (currently 91) appears not to support image/webp either. 1770505 2 sabouhallawa 2021-06-16 19:03:03 -0700 This is because the underlying frameworks do not support WebP encoding. For internal reference see <rdar://59404467>. 1770512 3 sabouhallawa 2021-06-16 20:02:46 -0700 <rdar://59404467>