Re: [Libvisual-devel] plugin opts

[Gustavo S. B. <gu...@gs...>]

Em Tuesday 08 June 2004 08:59, Dennis Smit escreveu:
> I'd like to begin working on plugin opts soonish.
>
> Opts are plugin parameters which can be used to set intergral,
> boolean and string values.
>
> Opts shouldn't be confused with plugin preferences.
>
> Opts are more like low level settings for example:
>
> visual_opts_set_string (opts, "gst-pipe", "random ! gst ! pipe");
> for a gstreamer actor plugin. (which for example could be streaming
> video into libvisual).
>
> or
> visual_opts_set_boolean (opts, "displacement", FALSE);
> that could be disabling the displacement field of the JESS plugin so
> JESS can be directly drawn in the goom plugin using a special visualFX
> wrapper for goom.
>
>
> When implementing opts within plugins always keep in mind strongly that
> opts are meant for low levelness not for preferences.
>
>
> Also I'd like two sets of opts, being local opts and global opts.
>
> Libvisual will have a small set of global opts. These are opts that
> count for EVERY plugin and EVERY plugin should be monitoring these opts.
>
> An example on this is a "show songinfo" opts which can be toggled to
> enable and disable showing songinfo within plugins, when they
> support this.
>
> Local opts are ofcourse plugin specific opts.
>
>
> On the naming, what would you people prefer, "opts", "param" or
> something else ?

opts is better IMHO.

Thanks for that, now I can specify input_mplayer mmap()ed filename.

-- 
Gustavo Sverzut Barbieri
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