[FFmpeg-user] How to use the diff of palettegen with screen capturen

[jun li]

ffmpeg -f gdigrab -framerate 5 -i desktop output.gif
when i record windows desktop. some colors are strange (see gif.png),how to
fix it ( see normal.png)?

Carl Eugen Hoyos <ceffmpeg at gmail.com> 于2021年3月24日周三 下午3:43写道：

> Am Mi., 24. März 2021 um 08:38 Uhr schrieb jun li <
> publicforlijun at gmail.com>:
> >
> > ffmpeg -f gdigrab -framerate 30 -i desktop -ss 1 -lavfi
> >
> palettegen=stats_mode=*diff*:transparency_color=ffffff[pal],[0:v][pal]paletteuse=new=1:dither=bayer:bayer_scale=1
> > default.gif
>
> This is not how palettegen / paletteuse work, see:
> https://ffmpeg.org/ffmpeg-filters.html#palettegen-1
>
> The examples you found only work for short input files.
>
> For future questions:
> Never attach screen shots, post the complete, uncut console
> output as text instead.
>
> Carl Eugen
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