Slow OSC loading with `gpu-api=vulkan`
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os:win
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Description
- mpv version: 3 days old libmpv build
- Windows Version: recent Win 11
- Source of the mpv binary: zhongfly
- GPU model, driver and version: NVIDIA GT 1030
With gpu-api=vulkan the OSC needs about 2 seconds to load, while with defaults it loads instantly.
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Reproduce the OSC loading delay with gpu-api=vulkan and compare it with the default GPU configuration on the reported Windows and NVIDIA setup. Trace the OSC loading path and identify why Vulkan adds about two seconds; done means the OSC loads without that delay or the cause is clearly documented.
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Assessment
- Domain
- performance
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100