[FFmpeg-user] Creating ffv1 full-range and broadcast-range files

Christian Ebert blacktrash at gmx.net
Fri May 16 09:15:38 CEST 2014

* Andy Furniss on Thursday, May 15, 2014 at 22:43:54 +0100
> Carl Eugen Hoyos wrote:
>> Andy Furniss <adf.lists <at> gmail.com> writes:
>>> ffmpeg -i ramp-yuv444p.nut -pix_fmt yuv420p -vf
>>> scale=in_range=pc:out_range=pc
>> In this command line "-pix_fmt" clobbers the scale filter, I don't
>> think we guarantee where in the filterchain -pix_fmt is added.
> I am a bit confused now - the scale ranges work as expected, I checked
> the levels, and have just re-created and re-checked.
>> Or in other words: Never mix -pix_fmt with the format or the scale
>> filter.
> OK, so do you have an example of how to do this without -pix_fmt?

The format filter? format=yuv420p

> I see scale has fmt=integer, but is it documented anywhere what integer
> to use for a given format?

I rummaged a bit the source, but couldn't find anything.

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