#!/bin/ksh #------------------------------------------------------------------------------! # Current revisions: # ----------------- # # Former revisions: # ----------------- # $Id: img2stereo 982 2012-08-09 15:01:57Z hoffmann $ # # 981 2012-08-09 14:57:44Z maronga # Initial version # # Description: # ------------ # img2stereo converts single or series of images into anaglyphic stereo images #------------------------------------------------------------------------------! # #-- Define Variables input_left="." input_right="." output_dir="." grayscale=false mode="single" output_file="" file_ident="" # #-- Define strings typeset -L20 col1 typeset -L40 col2 typeset -L30 version="img2stereo Rev: $Rev$" typeset -R30 calltime typeset -L60 text1 # #-- Get parameters while getopts :gl:n:o:r: option do case $option in (g) grayscale=true;; (l) input_left=$OPTARG;; (r) input_right=$OPTARG;; (n) file_ident=$OPTARG;; (\?) printf "\n +++ unknown option $OPTARG \n" printf "\n --> type \"$0 ?\" for available options \n" locat=parameter;exit;; esac done shift OPTIND-1 # #-- Print help if [[ "$1" = "?" ]] then (printf "\n *** img2stereo can be called as follows: \n" printf "\n Single mode: img2stereo #1 #2 \n" printf "\n with left eye image #1 and right eye image #2. \n" printf "\n Series mode: img2stereo -g -i.. -l.. -n.. -r.. \n" printf "\n Description of available options:\n" printf "\n Option Description Default-Value" printf "\n -g convert images to grayscale (recommended) false" printf "\n -l input directory (left images) ./" printf "\n -n file identifier (for series mode) " printf "\n -r input directory (right images) ./" printf "\n ? this outline \n\n") | more exit elif [[ "$1" == "" ]] then if [[ "$input_left" == "." || "$input_right" == "." ]] then printf "\n +++ Missing files to be converted \n" locat=parameter exit else mode="series" output_dir="${input_left%/*}/stereo" if [[ "$file_ident" == "" ]] then printf "\n +++ Parameter -n needed in series mode. \n" locat=parameter; exit fi fi elif [[ "$2" != "" ]] then mode="single" tmp=`readlink -f "$1"` output_dir="${tmp%/*}/stereo" else printf "\n +++ A file is missing \n" locat=parameter exit fi # #-- Print header calltime=$(date) printf "\n#--------------------------------------------------------------#" printf "\n| $version$calltime |" col1="" col2="" printf "\n| $col1$col2 |" text1="Initialization parameters" printf "\n| $text1 |" if [[ "$mode" == "series" ]] then col1="Input dir (left):" col2=$input_left printf "\n| $col1$col2 |" row=$(echo "$input_left" | cut -c41-) while [[ "$row" != "" ]] do col1="" col2=$row printf "\n| $col1$col2 |" row=$(echo "$row" | cut -c41-) done col1="Input dir (right):" col2=$input_right printf "\n| $col1$col2 |" row=$(echo "$input_left" | cut -c41-) while [[ "$row" != "" ]] do col1="" col2=$row printf "\n| $col1$col2 |" row=$(echo "$row" | cut -c41-) done else col1="Left image:" col2=$1 printf "\n| $col1$col2 |" col1="Right image:" col2=$2 printf "\n| $col1$col2 |" fi col1="Output directory:" col2=$output_dir printf "\n| $col1$col2 |" row=$(echo "$output_dir" | cut -c41-) while [[ "$row" != "" ]] do col1="" col2=$row printf "\n| $col1$col2 |" row=$(echo "$row" | cut -c41-) done col1="Mode:" col2=$mode printf "\n| $col1$col2 |" if [[ $grayscale == true ]] then text1="Colors will be converted to grayscale" else text1="Colors enabled" fi printf "\n| $text1 |" col1="" col2="" printf "\n| $col1$col2 |" if [[ "$mode" == "single" ]] then tmp=`basename ${1%}` filename=${tmp%.*} fileext=".${1##*.}" output_file="${filename}_stereo${fileext}" # #-- Check for cycle number looping=true output_file_tmp=$output_file while [[ $looping = true ]] do if [[ -f "$output_dir/$output_file_tmp" ]] then ((run_string +=1)) output_file_tmp="${output_file}_$run_string" else looping=false if (( run_string >= 1 )) then output_file="${output_file}_$run_string" fi break; fi done else output_file="$file_ident*..." fi text1="Image(s) will be saved under $output_file" printf "\n| $text1 |" printf "\n| |" printf "\n#--------------------------------------------------------------#\n" ############################################################################ #exit # #-- Create output directory if necessary if [[ ! -e $output_dir ]]; then mkdir $output_dir fi # #-- start converting images if [[ "$mode" == "single" ]] then # #-- SINGLE IMAGE MODE left_image=`basename ${1%}` right_image=`basename ${2%}` left_full=`readlink -f "$1"` right_full=`readlink -f "$2"` if [[ $grayscale == true ]] then opt1="-colorspace Gray" left_image_intern=$output_dir/"gray_$left_image" right_image_intern=$output_dir/"gray_$right_image" convert $opt1 "$left_full" "$left_image_intern" convert $opt1 "$right_full" "$right_image_intern" composite -stereo "0x0" "$right_image_intern" "$left_image_intern" "$output_dir/$output_file" rm "$right_image_intern" rm "$left_image_intern" else composite -stereo "0x0" "$right_full" "$left_full" "$output_dir/$output_file" fi printf "\n --> All actions finished. Stereo image saved as $output_dir/$output_file\n" exit else # #-- SERIES MODE printf "*** Generating stereo files...\n" # #-- get total number of output files nofl=`find $input_left/$ident* -type f -name $file_ident* -print -o -type d -prune |wc -l` nofr=`find $input_right/$ident* -type f -name $file_ident* -print -o -type d -prune |wc -l` if [[ $nofl != $nofr ]] then printf "+++ Different number of files for left and right eye!\n" locat=parameter exit fi typeset -Z${#nofl} counter # #-- get i-st left imgae for i in $input_left/$ident*; do (( img_counter_l+=1 )) # #-- get the i-st right file (( img_counter_r=0 )) for j in $input_right/$ident*; do (( img_counter_r+=1 )) if [[ $img_counter_l == $img_counter_r ]] then break; fi done # #-- combine the two images left_image=`basename ${i%}` right_image=`basename ${j%}` left_full=`readlink -f "$i"` right_full=`readlink -f "$j"` counter=$img_counter_r output_file="${file_ident}_stereo$counter" if [[ $grayscale == true ]] then opt1="-colorspace Gray" left_image_intern=$output_dir/"gray_$left_image" right_image_intern=$output_dir/"gray_$right_image" convert $opt1 "$left_full" "$left_image_intern" convert $opt1 "$right_full" "$right_image_intern" composite -stereo "0x0" "$right_image_intern" "$left_image_intern" "$output_dir/$output_file" printf " created $output_file\n" rm "$right_image_intern" rm "$left_image_intern" else composite -stereo "0x0" "$right_full" "$left_full" "$output_dir/$output_file" printf " created $output_file\n" fi done printf "\n --> All actions finished. Stereo images saved under $output_dir.\n" fi exit