[vlc-devel] [PATCH] vout: add derived chroma support

[Thomas Guillem]

I think we need to rethink this method for VLC 4.0, but it's a good
start for VLC 3.0 since this change is not too intrusive. Maybe we can
remove the i_derive_chroma from the vlc_es.h and derive by default to
I420.

On Wed, Apr 19, 2017, at 13:26, Thomas Guillem wrote:
> 
> 
> On Tue, Apr 18, 2017, at 20:07, Rémi Denis-Courmont wrote:
> > Le tiistaina 18. huhtikuuta 2017, 15.02.13 EEST Thomas Guillem a écrit :
> > > Hardware decoders that output opaque pictures can now specify a chroma that
> > > could by used by CPU video filters. If no opaque video filters are found
> > > (like vdpau interlace/adjust/sharpen), two video converter modules will be
> > > inserted in the filter chain. One opaque to derived converter will be
> > > inserted when first needed, and a derived to opaque converter will be
> > > inserted at the end.
> > 
> > This looks totally redundant since video filters can already steer video 
> > conversion.
> 
> I really don't see how you can do that.
> 
> > 
> > No thanks.
> > 
> > -- 
> > 雷米‧德尼-库尔蒙
> > https://www.remlab.net/
> > 
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