Issues

• [Feature Request] Add a script-message to dynamically toggle thumbfast on/off

  po5/thumbfast#178 · Filter by author FanXiangTM opened on May 21, 2026

• Please import the video colors, such as (brightness, contrast, saturation, hue, gamma), into the thumbnail.

  po5/thumbfast#177 · Filter by author zhouxinghong opened on May 2, 2026

• Thumbnails don't generate with a custom thumbnail path in thumbfast.conf

  po5/thumbfast#176 · Filter by author Raza-0007 opened on Apr 28, 2026
  2

• Update your vanilla osc.lua to work with new mpv floating OSC (commit 6bf5a6c)

  po5/thumbfast#169 · Filter by author netExtra opened on Mar 14, 2026

• White thumbnail on some videos

  po5/thumbfast#167 · Filter by author JackDjTom opened on Feb 19, 2026
  4

• spawn_first only works on new mpv instance

  po5/thumbfast#164 · Filter by author Kanjo63 opened on Jan 21, 2026
  4

• After updating to mpv.net v7.1.2 (libmpv 0.41), thumbnail generation in thumbfast.lua fails and the video shows a white overlay.

  po5/thumbfast#163 · Filter by author htyxyt opened on Jan 15, 2026
  4

• allow user to specify hardware decoder

  po5/thumbfast#162 · Filter by author 2084x opened on Jan 12, 2026
  1

• Add fix for the provided osc_tethys.lua file

  po5/thumbfast#161 · Filter by author JorgeR81 opened on Nov 16, 2025

• What do i need to do to add UI support to celluloid

  po5/thumbfast#160 · Filter by author blueray453 opened on Oct 25, 2025

• Need help integrating thumbfast with mpv (v3) uosc theme

  po5/thumbfast#155 · Filter by author Anshul-bill opened on Aug 30, 2025

• White thumbnail "ERROR! cannot create mpv subprocess"

  po5/thumbfast#154 · Filter by author geextahslex opened on Aug 3, 2025
  6

• Add information about running on /tmp

  po5/thumbfast#153 · Filter by author kamack38 opened on Jul 31, 2025
  4

• Thumbnail not showing for Streaming link or Youtube video link

  po5/thumbfast#152 · Filter by author TheAidenPierce opened on Jul 1, 2025
  5

• mpv.net Thumbfast can't show thumb in windows11, but can do in windows10.

  po5/thumbfast#151 · Filter by author pxd2050 opened on May 18, 2025
  1

• Update forked osc.lua to match features new in mpv v0.40.0

  po5/thumbfast#149 · Filter by author maxigaz opened on Apr 29, 2025
  2

• Allow cache-only thumbnails for network files using dump-cache

  po5/thumbfast#145 · Filter by author BanchouBoo opened on Mar 17, 2025
  1

• The progress bar on the taskbar changes when thumbnails are displayed.

  po5/thumbfast#142 · Filter by author nibunengbunengziji opened on Jan 18, 2025

• keep-open=always causes file locks on Windows, maybe this should be rethought

  po5/thumbfast#141 · Filter by author brian6932 opened on Dec 11, 2024

• Tone-mapping on certain Dolby Vision video

  po5/thumbfast#138 · Filter by author ajtn123 opened on Nov 24, 2024
  2

• Thumbnail can get stuck if no frames are returned after a seek

  po5/thumbfast#132 · Filter by author po5 opened on Sep 2, 2024

• Possible to create/load thumbnails from mpv cache instead of disk?

  po5/thumbfast#131 · Filter by author Ayandaftary opened on Aug 25, 2024
  2

• When playing youtube videos, the thumb cannot be displayed

  po5/thumbfast#126 · Filter by author ahaoboy opened on Jul 14, 2024
  5

• Why does it come out halfway?

  po5/thumbfast#125 · Filter by author DogancanYr opened on Jun 1, 2024

• Grey thumbnail when [hwdec=yes] and [save-position-on-quit=yes] and video opened at random timeline position

  po5/thumbfast#124 · Filter by author Mark-Joy opened on May 27, 2024