Greg B

@fmw42 Please forgive my ignorance here if this question sounds silly... If IM can now read and write MPO/MPF/auxiliary images, wouldn't the rest of the support for gain maps be...

FYI that JPG gain maps are now supported in 4 browsers (representing ~75% of internet usage if all were at latest version - Safari support would bring this to 95%):...

Chrome Canary v119 now includes support for AVIF gain maps as well. Enable via chrome://flags/#avif-gainmap-hdr-images

Browser support for gain maps is now mainstream. Chrome v116+, MS Edge v116+, Brave v1.58+, and Opera v102+ all support JPG gain maps by default.

I don't know if Safari 17 does, will test when MacOS releases next week. That would be the biggest missing piece (the others are 75% of browsing and Safari would...

@martinschmidt-leica I'm confused, what's the purpose? Any JPG gain map will work on the Android 14 and the rendering is similar to what would show on a computer. You can...

@martinschmidt-leica thought you were asking for a picture "of" not created on the phone. I haven't explored enough, but haven't found a way to create one with the Android camera...

I've been told that JPG can be written with headers for both MPF and GContainer such that regardless of which is in the file, a reader could handle it if...

@martinschmidt-leica After futher digging, my understanding is that an image can write both types of headers, that MPF is more common, and that when GContainer is used both headers are...

For my own education, can someone share why this might be preferred over another image format which supports gain maps and alpha. Both AVIF and JXL could support those needs,...