[FFmpeg-user] Libav (Avconv) Imposition on Users who want FFmpeg

[Clément Bœsch]

On Wed, Apr 23, 2014 at 03:20:10PM -0700, John Finlay wrote:
> On 4/23/2014 2:14 PM, Carl Eugen Hoyos wrote:
> >John Finlay <finlay <at> moeraki.com> writes:
> >
> >>In my experience the incompatibilities between avconv
> >>and ffmpeg are mostly command line differences e.g
> >>map 0.1 vs map 0:1
> >This sounds unlikely:
> >The map 0.1 syntax was dropped from FFmpeg three years
> >ago iirc.
> 
> The avconv version of ffmpeg in Ubuntu accepts -map 0.1 and -map 0:1 but the
> version of ffmpeg I use and avconv only accept -map 0:1
> >>and differences in placement of options e.g before
> >>or after the -i options.
> >This is at least misleading:
> >There are input options (which have to be placed
> >before -i) and output options (which have to be placed
> >after the filename following -i). There are input and
> >output options with the same name. And there are
> >global options where the position does not matter.
> >That said, I don't think there is any difference
> >between FFmpeg and any forks with respect to the
> >placement of options.
> >
> 
> Avconv works with -vf options before the -i options but the version of

No. Not in the recent versions. They originate from that change.

> ffmpeg I use seems to ignore -vf options unless they are after the -i
> options.
> 
> The version of ffmpeg I use is 1.2.2 and the version of avconv is 0.8.10 on

Those two mismatch. ffmpeg 1.2.2 is more recent that libav 0.8.10

-- 
Clément B.
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