56 lines
1.7 KiB
Bash
Executable File
56 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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usage(){
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cat << HEREDOC
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$0 [-h] [MAXFILE] [TAG]
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This script loads and merges images based on random words
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-h this help
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MAXFILE Limit number of images to compose
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TAG Don't pick tag randomly
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HEREDOC
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exit 1
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}
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panic(){ echo $@; exit 2; }
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[[ $1 == "-h" ]] || [[ $1 == --help ]] && usage
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cd $( dirname $0 )
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MAXFILE=${1:-20}
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TAG=${2}
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TMPFILE=$(mktemp)
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# Search images
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for i in {1..99}; do
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RAND=$( echo | awk ' { srand(); print int(rand() * 234937 ) } ')
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WORD=$(awk "NR==$RAND" /usr/share/dict/words);
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[ -n "$TAG" ] && WORD=$TAG
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URL="https://api.flickr.com/services/feeds/photos_public.gne?tags=$WORD&tagmode=any";
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IMGLIST=($(curl -s "$URL" | grep '"enclosure"'| sed -r 's_^.*href="(.*jpg)".*$_\1_' | grep "^http"))
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[ $i -eq 2 ] && [ -n "$TAG" ] && panic "Failed to load tag" ]
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[ 2 -gt ${#IMGLIST[@]} ] && continue
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break;
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done
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# Download images
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mkdir -p images
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for i in $( seq 0 $(( ${#IMGLIST[@]} -1 )) ); do
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IMGURL="${IMGLIST[$i]}"
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[[ ${IMGLIST[$i]} =~ ^http ]] || continue
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wget -q "$IMGURL" -P images
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[[ O -eq $? ]] && FILELIST+=(images/$(basename ${IMGLIST[$i]} ) )
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[ $i -gt $(( $MAXFILE -2 )) ] && break
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done
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# Create synthetic image
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mkdir -p synthesis
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SYNTH_NAME="synthesis/$(date +%s)-$WORD.jpg"
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SRC=${FILELIST[0]}
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#copy the first image
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cp $SRC $SYNTH_NAME
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for i in $( seq 1 $(( ${#FILELIST[@]} -1 )) ); do
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composite ${FILELIST[$i]} $SYNTH_NAME -gravity center -compose difference "$SYNTH_NAME"
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done
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mkdir logs
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echo "File generated with word $WORD and ${#FILELIST[@]} images: file://$PWD/$SYNTH_NAME" | tee "logs/$(basename $SYNTH_NAME)"
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echo "${FILELIST[@]}" | tee -a "logs/$(basename $SYNTH_NAME)"
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