I have noticed that some image uploads always convert to jpeg, this creates ugly situations with images with transparent elements and dark/light mode. I couldn’t find a setting for this, can we somehow turn this off? I’ve tried uploading an image in webp, png and it always converts it to jpg, how s…

I’ve had this issue. I believe if you turn the compression off in the settings, it will upload properly. Not an idea place to leave that setting though for obvious reason

There are several settings which seem relevant: recompress original jpg quality (“Quality of uploaded image files (1 is lowest quality, 99 is best quality, 100 to disable).”) png to jpg quality (“Quality of the converted JPG file (1 is lowest quality, 99 is best quality, 100 to disable).”) compose…

[画像] Matthew Miller: I am not sure how the last one relates to the first two Last one is about Faster (and smaller) uploads in Discourse with Rust, WebAssembly and MozJPEG | Blog while the first two are about a server-side image optimization pipeline, so while both are about images they aren’…

Let me rephrase. I can see several separate concerns: page load time / viewer bandwidth server-side storage server load / performance upload speed image quality case one: diagrams, line drawings, etc., where JPEG compression is ugly and inefficient (theoretical) case two: a photography forum whe…

[画像] Matthew Miller: (Also, note for any Discourse UX people reading this: inconsistent use of JPEG and JPG makes this harder to find.) That should be tweaked by UX: Change JPEG to JPG for search consistency by TheJammiestDodger · Pull Request #20698 · discourse/discourse · GitHub :+1:

First 2 are server side only changes. (that can run regardless of client side support) Last one is applied in the browser and means that you end up sending smaller payloads to the server.

アップロードをJPGに自動変換しますか？

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JammyDodger 2023 年 3 月 19 日午前 9:19 6

これは UX: Change JPEG to JPG for search consistency by TheJammiestDodger · Pull Request #20698 · discourse/discourse · GitHub で修正されるはずです

トピック		返信	表示
Missing PNG to JPEG settings Support uploads	8	345	2026 年 5 月 18 日
Why default to converting PNG to JPG? Feature	22	4619	2025 年 8 月 7 日
New client side image optimizations for Discourse Announcements	3	526	2026 年 8 月 30 日
Png converts to Jpg no matter what! Support	12	1489	2021 年 3 月 17 日
Remote image conversion ignores jpg quality setting Bug	2	512	2021 年 8 月 30 日

アップロードをJPGに自動変換しますか？

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