I’m curious if there are any plans to support HDR images in Discourse? In my recent testing on my site I could not get images to display HDR. This is odd because I tested this many years ago and it did work, but maybe that support has been removed? Here is some good information for developers: Crea…

[이미지] davidkingham: This is odd because I tested this many years ago and it did work, but maybe that support has been removed? Yeah, it’s not that we specifically removed support… it’s that we do a lot more image processing and optimization than we used to and it’s a consequence of that. I d…

Thank you for the helpful response Kris! I stupidly hadn’t thought to try AVIF. That makes sense with the thumbnails, seems to be the achiles heel of HDR everywhere. I’m posting an AVIF below to test because it’s not working on my instance… [IG Story HDR-0980] Edit: Interesting, it does work here…

Inline in the post it’s stripped, but it should be fine when clicked and opened in the lightbox :thinking: I just downloaded the original from the post and I can see there’s a gain map in the metadata

I found the culprit! It was the CDN. Bunny had WebP optimization turned on. I created an edge rule to exclude AVIF, and it’s working now. Thanks, Kris! Are there any plans to extend HDR support beyond the lightbox? I’m not a developer, so I may have this wrong. From what I can tell, ImageMagick add…

Ideally we would keep the image format, by simply resizing the image and keeping stuff like HDR intact.

사진용 HDR Gain Map 지원?

제품 지원

Falco (Falco) 10월 23, 2026, 9:07오후 6

이상적으로는 이미지를 단순히 리사이즈하고 HDR와 같은 요소를 그대로 유지하여 이미지 형식을 보존하는 것입니다.

글		댓글	조회수
Bypass image processing / access original source image? Product Support	1	850	10월 31, 2018
Option to select format and compression degree for thumbnails Feature uploads	4	637	10월 6, 2025
Image uploads - color profiles dropped Product Support uploads	4	786	9월 23, 2025
Retina image inline attachments Feature	11	2874	10월 3, 2018
Image preview gets cut off Product Support	17	1587	9월 12, 2023

사진용 HDR Gain Map 지원?

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