Allow Video Uploads for AI Animations

[shtorm2005]

Enable video file uploads (like .mp4 or .webm) on the forum with a strict 5MB file size cap. As AI-generated animations become more common, posting them as traditional GIFs results in massive file sizes and terrible compression artifacts. Supporting short, lightweight video formats lets creators share smooth animations while keeping bandwidth consumption extremely low.

 

[yano2mch]

A side note, AV1 encoded with proper settings can result in very small files in comparison (mostly from not having key frames everywhere). Though MinMax H3 i'm mostly seeing 10 seconds of generation possible, which means any normal Mpeg4 encoded video shouldn't be too big if it's 1080 or lower resolution.

I do see animated Webp's floating around which are internally VP7/VP9 codec under WebM, so...