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	tshirt-design - annna - Annna the nice friendly bot.
	git clone git://bitreich.org/annna/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws6…
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	---
	tshirt-design (1202B)
	---
	1 #!/bin/sh
	2
	3 mediadir=/home/annna/bin/modules/filter-media
	4
	5 die() {
	6 printf '%s\n' "$1" >&2
	7 exit 1
	8 }
	9
	10 if test $# -ne 2; then
	11 die "usage: ${0##*/} <file> <outimagefile>"
	12 fi
	13
	14 mimetype="$(file -ib "$1")"
	15 case "$mimetype" in
	16 video/*)
	17 in="$(mktemp).jpg"
	18 ffmpeg -i "$1" -frames:v 1 "$in";;
	19 image/*)
	20 in="$1";;
	21 *)
	22 die "file type '${mimetype}' not supported";;
	23 esac
	24
	25 shirt="$(shuf -n 1 -e "${mediadir}"/tshirt*.jpg)"
	26
	27 case "$shirt" in
	28 */tshirt1.jpg)
	29 size=400x600
	30 geometry=+0+50
	31 rotate=-3 ;;
	32 */tshirt2.jpg)
	33 size=350x400
	34 geometry=-10-75
	35 rotate=0 ;;
	36 */tshirt3.jpg)
	37 size=180x350
	38 geometry=+0+50
	39 rotate=-2 ;;
	40 */tshirt4.jpg)
	41 size=200x450
	42 geometry=-10+50
	43 rotate=0 ;;
	44 */tshirt5.jpg)
	45 size=200x450
	46 geometry=+5+100
	47 rotate=0 ;;
	48 */tshirt6.jpg)
	49 size=300x450
	50 geometry=+5-50
	51 rotate=0 ;;
	52 */tshirt7.jpg)
	53 size=400x550
	54 geometry=+5+0
	55 rotate=0 ;;
	56 */tshirt8.jpg)
	57 size=300x500
	58 geometry=-15+80
	59 rotate=-2 ;;
	60 *)
	61 die "unknown tshirt: $tshirt";;
	62 esac
	63
	64 magick convert "$shirt" \
	65 \( "${in}" \
	66 -matte \
	67 -virtual-pixel transparent \
	68 -background transparent \
	69 -resize "$size" \
	70 -rotate "$rotate" \
	71 \) \
	72 -geometry "$geometry" \
	73 -gravity center \
	74 -composite "$2"