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Added a way to get the duration of the original clip, so the gradient didn't generate forever

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jorge
2022-09-07 18:23:58 -07:00
parent da1ce43f63
commit 24a8551fbc
1 changed files with 9 additions and 3 deletions
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bash/make_gif.sh
+9 -3
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@@ -2,7 +2,7 @@ while getopts "s:b:r:" opt; do
case ${opt} in
s )
size=$OPTARG
size=echo $size | sed 's/x/\:/'
sizealt=$(echo $size | sed 's/x/\:/')
;;
b )
vb=$OPTARG
@@ -22,6 +22,7 @@ done
shift "$(($OPTIND -1))"
g=6;
color=999999;
if [ -z "$fps" ]
@@ -36,12 +37,17 @@ if [ -z "$size" ]
then
for i;
do
ffmpeg -i "$i" -filter_complex "[0:v] fps=$fps [refpsd]; [refpsd] split [a][b];[a] palettegen [p];[b][p] paletteuse" -q 0 -strict -2 -vb $vb -y ${i%.*}.gif ;
d=$(ffprobe -v error -select_streams v:0 -show_entries stream=duration -of default=noprint_wrappers=1:nokey=1 "$i");
w=$(ffprobe -v error -select_streams v:0 -show_entries stream=width -of default=noprint_wrappers=1:nokey=1 "$i");
h=$(ffprobe -v error -select_streams v:0 -show_entries stream=height -of default=noprint_wrappers=1:nokey=1 "$i");
ffmpeg -i "$i" -filter_complex "[0:v] fps=$fps [refpsd]; gradients=size="$w"x"$h":d=$d:c0=$color:c1=$color [box]; [refpsd] split [a][b];[a] palettegen [p];[box][b] overlay [overlayed];[overlayed][p] paletteuse" -q 0 -strict -2 -vb $vb -y ${i%.*}.gif ;
done;
else
for i;
do
ffmpeg -i "$i" -filter_complex "[0:v] scale=$size,fps=$fps [scaled]; [scaled] split [i1][i2];[i1] palettegen [palette];[i2][palette] paletteuse" -q 0 -strict -2 -vb $vb -y ${i%.*}_$size.gif ;
echo $size
d=$(ffprobe -v error -select_streams v:0 -show_entries stream=duration -of default=noprint_wrappers=1:nokey=1 "$i");
ffmpeg -i "$i" -filter_complex "[0:v] scale=$sizealt,fps=$fps [scaled]; gradients=size=$size:d=$d:c0=$color:c1=$color [box],[box][scaled] overlay [overlayed],[overlayed] split [i1][i2];[i1] palettegen [palette];[i2][palette] paletteuse" -q 0 -strict -2 -vb $vb -y ${i%.*}_$size.gif ;
done;
fi