[FFmpeg-devel] [PATCH]Basic XSUB encoder (take 2)

[Michael Niedermayer]

On Tue, Feb 03, 2009 at 10:25:03AM +0100, Bj?rn Axelsson wrote:
> On Mon, 2 Feb 2009, Diego Biurrun wrote:
> 
> > On Mon, Feb 02, 2009 at 10:55:05PM +0100, Bj?rn Axelsson wrote:
> > > On Sun, 1 Feb 2009, Bj?rn Axelsson wrote:
> 
> [...]
> 
> > > --- doc/general.texi.orig	2009-02-02 22:38:39.000000000 +0100
> > > +++ doc/general.texi	2009-02-02 22:41:11.000000000 +0100
> > > @@ -455,7 +455,7 @@
> > >  @item ASS/SSA      @tab X @tab X
> > >  @item DVB          @tab X @tab X @tab X @tab X @tab X
> > >  @item DVD          @tab X @tab X @tab X @tab X @tab X
> > > - at item XSUB         @tab   @tab   @tab   @tab X @tab
> > > + at item XSUB         @tab X @tab X @tab X @tab X @tab X
> >
> > You implemented an encoder, a muxer, a demuxer and a renderer?
> >
> > Note that I continue confused about the inner workings of the subtitle
> > system, so it is a sincere question.
> 
> The more I think about that table, the more confused I get...
> 
> Are the muxing/demuxing columns for stand-alone (de)muxers, like
> libavformat/assdec.c which can handle .ass files, or for muxing in other
> containers such as mkv, avi etc?

avi is muxed by a avi muxer
raw ass is muxed by a ass muxer
raw xsub (if that exists) is muxed by a xsub muxer
what can be unclear on this?


> 
> Also, is the rendering column for rendering to bitmaps (e.g. render
> text-based .ass subtitles to bitmaps for displaying) or for actual
> rendering on the display, like what ffplay does with existing bitmaps?

i think it is mostly meant for text->bitmap with the bitmap blend considered
trivial anyway ...

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In fact, the RIAA has been known to suggest that students drop out
of college or go to community college in order to be able to afford
settlements. -- The RIAA
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