[FFmpeg-devel] [PATCH]lavf/mov: Export vendor metadata

wm4 nfxjfg at googlemail.com
Fri Jan 27 11:42:51 EET 2017


On Fri, 27 Jan 2017 10:38:23 +0100
Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:

> 2017-01-27 10:29 GMT+01:00 wm4 <nfxjfg at googlemail.com>:
> > On Fri, 27 Jan 2017 10:19:32 +0100
> > Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
> >  
> >> 2017-01-27 10:09 GMT+01:00 wm4 <nfxjfg at googlemail.com>:  
> >> > On Fri, 27 Jan 2017 09:39:03 +0100
> >> > Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
> >> >  
> >> >> 2017-01-27 9:17 GMT+01:00 wm4 <nfxjfg at googlemail.com>:
> >> >>  
> >> >> > You're completely misunderstanding.  
> >> >>
> >> >> Would you mind to elaborate?  
> >> >
> >> > FFmpeg shouldn't mux codec-specific tags into a different
> >> > container.  
> >>
> >> This is not codec-specific, at least not in the sense that
> >> would make a difference for other containers.
> >>  
> >> > Your ffmpeg.c patch works for transcoding only, not remuxing.  
> >>
> >> That's because it makes sense to remux "vendor" metadata.  
> >
> > No, technical metadata that is "hidden" is different from user-visible
> > tags that contain non-technical information about the media.  
> 
> This is non-technical information that should be user-visible.

The vendor tag in your fate change has the value "appl". How should
that be user-visible? You can't seriously tell me that this should show
up in a non-technical UI view.


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