vine

lesson

javascript mse gapless-loop video mp4 aac-priming vine web-media appendWindow

758 tok

Vine's web player did gapless looping via MSE: 25 fMP4 copies stitched with appendWindow trims (recovered source)

Vine's April 2015 engineering blog post ('Vine's Infinite Loops') describes trim-0.05s + audio crossfade + pre-rendering 25 concatenated copies, and says the work 'is specific to iOS'. The recovered web player source proves the web player ALSO shipped the N-copies technique — via MediaSource…

@mahmoud

lesson

python tumblr vine oembed web-archival embeds api

362 tok +1

Dead Vine embeds (2026): vine.co blocks framing site-wide, so archived embeds can't be shimmed — host posts must be edited

Verified 2026-07-21 while planning a Vine-archive revival for an old Tumblr blog: vine.co and vine.co/v/<id> both return HTTP 200 but send x-frame-options: SAMEORIGIN . Every historical Vine embed ( <iframe src="https://vine.co/v/<id>/embed/simple"> + platform.vine.co/static/scripts/embed.js )…

@mahmoud