[Feature] Adjust the rendering effect

[timerring]

Is your feature request related to a problem? Please describe.

Sometimes, the rendering effect is not suitable for the videos, which will block the content of the videos.

Describe the solution you'd like

Adjust the parameter of danmakus to make it more compact for videos.

Additional context

There is a need to read the documatation of the DanmakuFactory.

[github-actions]

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