gif-anim-make-gif

#!/bin/bash
SCRIPT=$(readlink -f "$0")
SCRIPTPATH=$(dirname "$SCRIPT")
SETTINGS="$SCRIPTPATH/gif-anim-settings"
. "$SETTINGS" || {
	echo "Error running '$SETTINGS' to get settings" >&2;
	exit 1;
}

echo "Input frames ($ga_dir_frames):"
cd "$ga_dir_frames" || {
	echo "Error changing to frames dir: $ga_dir_frames" >&2;
	exit 1;
}
{ ls -gGl ???".$ga_frame_ext";
  ls -gGl ????*".$ga_frame_ext"
} 2>/dev/null |
	head -5 | sed -e 's/^/ /'
echo ' ...'

#convert -delay 20 -loop 0 *.jpg myimage.gif
# -framerate is input assumption (like, 60 fps, and output 60 fps)
# -r results in dividing input fps SKIPPING IMAGES
#    -framerate 60 -r 15 means:  final_fps = 60/15 = 4 (every 4 images)

  # -r 1 \
  # -vf scale=512:-1 \
ffmpeg \
  -y \
  -loglevel warning \
  -framerate "$ga_fps" \
  -r 1 \
  -pattern_type glob \
  -i '*.png' \
  "$ga_fn_out_raw" \
;

if [[ ! -f "$ga_fn_out_raw" ]]; then
	echo "Error creating $ga_fn_out_raw" >&2
	exit 1
else
	echo "Created $ga_fn_out_raw"
fi