[vlc-devel] Re: [PATCH] vout_ShowTextAbsolute returns subpicture_t *
sigmunau at stud.ntnu.no
Tue Mar 30 09:06:26 CEST 2004
I think you should return VLC_SUCCESS on success and VLC_E<something> on
On Tue, Mar 30, 2004 at 10:18:20AM +1000, ozone at algorithm.com.au wrote:
> On 29/03/2004, at 9:24 PM, Sigmund Augdal wrote:
> >Patch does look clear, but I wonder why you want it. Note that the
> >subpicture as added by these functions by be deleted by the vout
> >thread at
> >any moment. It should not be stored anywhere except
> >p_vout->p_last_osd_message which is updated by the deletion function.
> >this solution isn't very good.
> Ah, I didn't realise that the subpicture is ephemeral and could be
> deleted at any time.
> The reason for the patch is that I wanted to know whether
> vout_ShowTextAbsolute succeeded or not: it won't succeed unless there
> currently is a vout process and there is also a text renderer loaded
> and ready. In order to display some subtitles which start at 0 seconds
> into the media playback, I call vout_ShowTextAbsolute once every 100ms
> or so, but obviously I want to stop calling it if the subpicture
> rendering is successful.
> Perhaps instead of returning a subpicture_t *, vout_ShowTextAbsolute
> can return a bool (VLC_TRUE if displayed successfully; VLC_FALSE if
> not), or an int (0 == success, not 0 == failure; the usual C
> If there's a better way of doing this such as receiving a notification
> when the text renderer is loaded and ready, that'd be better, but I
> couldn't find a way of doing so.
> % Andre Pang : trust.in.love.to.save
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