26 lines
479 B
Bash
26 lines
479 B
Bash
#!/bin/sh -ex
|
|
|
|
src=$1
|
|
dest="result.gif"
|
|
font=$2
|
|
header=$3
|
|
footer=$4
|
|
|
|
width=$(identify -format %w "${src}")
|
|
caption_height=$((width/8))
|
|
strokewidth=$((width/500))
|
|
|
|
ffmpeg -i "${src}" \
|
|
-vf "fps=10,scale=320:-1:flags=lanczos" \
|
|
-c:v pam \
|
|
-f image2pipe - | \
|
|
convert -delay 10 \
|
|
- -loop 0 \
|
|
-layers optimize \
|
|
output.gif
|
|
|
|
convert "output.gif" \
|
|
\( -clone 0 -coalesce -gravity South -background none -size 435x65.5 caption:"${header}" \) -swap -1,0 \
|
|
"${dest}"
|
|
|
|
rm output.gif |