[FFmpeg-user] Lossless and colour preserving pix_fmt?

[Carl Eugen Hoyos]

2018-01-08 6:29 GMT+01:00 Jim DeLaHunt <from.ffmpeg-user at jdlh.com>:

> I'm trying to overlay animated GIFS onto one white background, with some
> text at the top.  I'm looking for an incantation which a) does the job and

> b) leaves all the colours of the animated gifs unchanged.

Depending on the input file, this may not be possible.

To create a (nice looking) gif - with most likely different colours - you
need the palettegen and paletteuse filters.

Carl Eugen