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[PR #9402] Improve the Vulkan based subtitle burn-in performance #12097

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opened 2026-02-07 06:49:59 +03:00 by OVERLORD · 0 comments
OVERLORD commented 2026-02-07 06:49:59 +03:00
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Original Pull Request: https://github.com/jellyfin/jellyfin/pull/9402

State: closed
Merged: Yes

Currently Mesa RADV does not support a dedicated transfer queue,
which uses compute engine to handle the data transferring instead of using the async DMA.

1080p SSA subtitle burn-in on Vega dGPU: 170 fps -> 230 fps

Changes

  • Improve the Vulkan based subtitle burn-in performance
**Original Pull Request:** https://github.com/jellyfin/jellyfin/pull/9402 **State:** closed **Merged:** Yes --- Currently Mesa [RADV does not support a dedicated transfer queue](https://gitlab.freedesktop.org/mesa/mesa/-/issues/850), which uses compute engine to handle the data transferring instead of using the async DMA. 1080p SSA subtitle burn-in on Vega dGPU: 170 fps -> 230 fps **Changes** - Improve the Vulkan based subtitle burn-in performance
OVERLORD added the pull-request label 2026-02-07 06:49:59 +03:00
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Reference: starred/jellyfin#12097
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