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

[jun li]

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
[image: image.png]
[image: image.png]
*memory increase until crash*

ffmpeg -f gdigrab -framerate 30 -i desktop -ss 1 -lavfi
palettegen=stats_mode=*single*:transparency_color=ffffff[pal],[0:v][pal]paletteuse=new=1:dither=bayer:bayer_scale=1
default.gif
[image: image.png]
*single* is ok.how to use *diff* replace *single*?
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