[FFmpeg-user] Alternative options for comma-separated filters?

[Christian Ebert]

* Sam Marrocco on Thursday, July 10, 2014 at 12:31:02 -0400
> I have an application that uses ffmpeg to perform file conversions including applying the filter -vf colormatrix=bt601:bt709. I would like to also apply a gamma changing filter such as -vf mp=eq2=1:1:0:1:2:1:1:1.
> 
> The problem is that the application using ffmpeg (which I can *not* change) cannot have commas included in the arguments provided. No combination of escapes, quoting, etc will work if there is a comma anywhere in the arguments.
> 
> This seems to preclude the possibility of having two filters since as near as I can tell, the only way to do so would be
> 
> -vf colormatrix=bt601:bt709, mp=eq2=1:1:0:1:2:1:1:1

I guess the space (argument separator in the shell) is the
problem here, not the comma. Try:

-vf colormatrix=bt601:bt709,mp=eq2=1:1:0:1:2:1:1:1

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