update to support more GIF styles, updated imagemagick features

2019-01-09 15:05:56 -05:00 · 2019-01-09 15:05:56 -05:00 · 18bf511bf4
parent 0bfe04dc66
commit 18bf511bf4
1 changed files with 4 additions and 2 deletions
--- a/greenscale.sh
+++ b/greenscale.sh
@ -1,8 +1,10 @@
 #!/bin/bash

-convert animation.gif frame%02d.gif
+convert animation.gif -coalesce frame%02d.gif
+
+convert frame*.gif -resize 640x480 -gravity center -background white -extent 640x480 -compress none -scale 56x100% -resize 40x48\! \
+-colorspace Gray -colors 16 -depth 8 -auto-level -evaluate divide 17 %02d.gray

-convert frame*.gif -compress none -scale 56x100%  -scale 40x48\! -colorspace Gray -colors 16 -depth 8 -auto-level -evaluate divide 17 %02d.gray

 for file in *.gray
 do