init

MergePics.sh

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+#!/bin/bash
+
+# Merge seqentually named (1.png 2.png) images in $PWD to a single image
+# Horizontal or vertical
+# Resize to fill empty space
+
+enable -n echo
+
+readonly NORMAL="\33[0m"
+
+readonly BOLD="\33[1m"
+
+readonly RED="\33[31m"
+readonly GREEN="\33[32m"
+readonly YELLOW="\33[33m"
+
+function usage() {
+	echo -e "${BOLD}MergePics [options]  : imageMagick wrapper for concataniting pictures without creating frames${NORMAL}"
+	echo -e "	-u        : print this help message"
+	echo -e "	-i [path] : specifies input directory name"
+	echo -e "	-o [file] : specifies output name"
+	echo -e "	-v        : vertical mode (default)"
+	echo -e "	-h        : horizontal mode"
+#	echo -e "	-d        : delete input files"
+	echo ""
+	echo -e "${YELLOW}${BLUE}$$PWD${BLUE} is considered the input folder. Images will be concetanated in alphabetical order.${NORMAL}"
+	echo -e "${YELLOW}Input images will be resized.${NORMAL}"
+	echo -e "${YELLOW}They will be appended by numerically ascending order of file names.${NORMAL}"
+}
+
+IDIR="."
+OUTPUT=$(basename $(mktemp -u) | cut -d "." -f 2)".png"
+MODE="-append"
+#DELETE=""
+
+while getopts "uvhi:o:" O; do
+	case $O in
+		u) usage && exit ;;
+		i) IDIR=$OPTARG ;;
+		o) OUTPUT=$OPTARG ;;
+		v) MODE="-append" ;;
+		h) MODE="+append" ;;
+#		d) DELETE="true" ;;
+		*) echo -e "${RED}Unrecognized option, exiting...${NORMAL}" && exit 1 ;;
+	esac
+done
+
+#[ -z "$1" ] && OUTPUT="output"
+#OUTPUT="$1"
+#OUTPUT="${OUTPUT}.png"
+MWIDTH=0
+MHIGHT=0
+CUT=""
+
+shopt -s nullglob
+
+if [ $MODE == "-append" ]; then
+	for i in "$IDIR/"*.jpg "$IDIR/"*.jpeg "$IDIR/"*.png; do
+		W=$(identify "$i" | cut -d " " -f 3 | cut -d "x" -f 1) 
+		[[ $W -gt $MWIDTH ]] && MWIDTH=$W
+	done
+
+	for i in "$IDIR/"*.jpg "$IDIR/"*.jpeg "$IDIR/"*.png; do
+		convert "$i" -resize ^${MWIDTH}x0 "${IDIR}/tmp.png"
+		mv "${IDIR}/tmp.png" "$i"
+	done
+else
+	for i in "$IDIR/"*.jpg "$IDIR/"*.jpeg "$IDIR/"*.png; do
+		H=$(identify "$i" | cut -d " " -f 3 | cut -d "x" -f 2)
+		[[ $H -gt $MHIGHT ]] && MHIGHT=$H
+	done
+
+	for i in "$IDIR/"*.jpg "$IDIR/"*.jpeg "$IDIR/"*.png; do
+		convert "$i" -resize 0x^${MHIGHT} "${IDIR}/tmp.png"
+		mv "${IDIR}/tmp.png" "$i"
+	done
+fi
+
+convert ${MODE} $(find ${IDIR} -maxdepth 1 -type f | sort -n) "$OUTPUT"
+
+#chmod -w "${OUTPUT}"

README.md

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+# MergePics.sh
+Merge seqentually named (1.png 2.png) images in $PWD to a single image horizontally or vertically while sesizing to fill empty space and avoid "borders".
+
+# Example
+	$ ls -1
+	a.jpeg
+	b.png
+
+a.jpeg (640x480):
+![](example/a.jpeg)
+b.png (256x256):
+![](example/b.png)
+
+	$ MergePics.sh -h
+
+output:
+![](example/hFS9IIslYX.png)