#!/bin/bash
    guitool=zenity

    exit_me(){
     rm -rf ${tempdir}
     exit 1
    }

    trap "exit_me 0" 0 1 2 5 15

    LOCKFILE="/tmp/.${USER}-$(basename $0).lock"
    [[ -r $LOCKFILE ]] && PROCESS=$(cat $LOCKFILE) || PROCESS=" "

    if (ps -p $PROCESS) >/dev/null 2>&1
    then
     echo "E: $(basename $0) is already running"
     $guitool --error --text="$(basename $0) is already running"
     exit 1
    else
     rm -f $LOCKFILE
     echo $$ > $LOCKFILE
    fi

    # Dialog box to choose thumb's size
    SIZE="$( $guitool --list --height=340 --title="Seleccionar el nuevo tamaño" --text="Selecciona la resolución a la que quieres convertir las imágenes" --radiolist --column=$"Marcar" --column=$"Tamaño" "" "Automático (para fotos)" "" "No redimensionar" "" "253x173" "" "320x240" "" "640x480" "" "800x600" "" "1024x768" "" "2048x1080" "" "4096x2160" "" "7680x4320" "" "Otro Tamaño" || echo cancel )"
    [[ "$SIZE" = "cancel" ]] && exit

    if [[ "$SIZE" = "Otro Tamaño" ]]; then
    SIZE="$( $guitool --entry --title="Entrar el tamaño de forma manual" --text="Tecela la resolución a la que quieres convertir las imágenes" --entry-text "1600x1200" || echo cancel )"
    [[ "$SIZE" = "cancel" ]] && exit
    fi

    if [[ "$SIZE" = "" ]]; then
     $guitool --error --text="Tamaño no especificado. Selecciona el tamaño deseado. "
     exit 1
    fi

    QUALITY="$( $guitool --entry --entry-text="85" --title="Calidad" --text="Seleccionar la calidad (85 para fotos, 90 para capturas de pantalla)" || echo cancel )"

    [[ "$QUALITY" = "cancel" ]] && exit
    [[ -z "$QUALITY" ]] && QUALITY=85

    # precache
    PROGRESS=0
    NUMBER_OF_FILES="$#"
    let "INCREMENT=100/$NUMBER_OF_FILES"

    ( for i in "$@"
    do
     echo "$PROGRESS"
     file="$i"

    # precache
     dd if="$file" of=/dev/null 2>/dev/null

    # increment progress
     let "PROGRESS+=$INCREMENT"
    done
    ) | $guitool --progress --title "Precaching..." --percentage=0 --auto-close --auto-kill

    # Creating thumbnails. Specific work on picture should be add there as convert's option

    # How many files to make the progress bar
    PROGRESS=0
    NUMBER_OF_FILES="$#"
    let "INCREMENT=100/$NUMBER_OF_FILES"

    mkdir -p "Images Resized"

    ( for i in "$@"
     do
     echo "$PROGRESS"
     file="$i"
     filename="${file##*/}"
     filenameraw="${filename%.*}"
     echo -e "# Transformando: \t ${filename}"
    #!/bin/bash
    guitool=zenity

    exit_me(){
     rm -rf ${tempdir}
     exit 1
    }

    trap "exit_me 0" 0 1 2 5 15

    LOCKFILE="/tmp/.${USER}-$(basename $0).lock"
    [[ -r $LOCKFILE ]] && PROCESS=$(cat $LOCKFILE) || PROCESS=" "

    if (ps -p $PROCESS) >/dev/null 2>&1
    then
     echo "E: $(basename $0) is already running"
     $guitool --error --text="$(basename $0) is already running"
     exit 1
    else
     rm -f $LOCKFILE
     echo $$ > $LOCKFILE
    fi    #!/bin/bash
    guitool=zenity

    exit_me(){
     rm -rf ${tempdir}
     exit 1
    }

    trap "exit_me 0" 0 1 2 5 15

    LOCKFILE="/tmp/.${USER}-$(basename $0).lock"
    [[ -r $LOCKFILE ]] && PROCESS=$(cat $LOCKFILE) || PROCESS=" "

    if (ps -p $PROCESS) >/dev/null 2>&1
    then
     echo "E: $(basename $0) is already running"
     $guitool --error --text="$(basename $0) is already running"
     exit 1
    else
     rm -f $LOCKFILE
     echo $$ > $LOCKFILE
    fi

    # Dialog box to choose thumb's size
    SIZE="$( $guitool --list --height=340 --title="Seleccionar el nuevo tamaño" --text="Selecciona la resolución a la que quieres convertir las imágenes" --radiolist --column=$"Marcar" --column=$"Tamaño" "" "Automático (para fotos)" "" "No redimensionar" "" "253x173" "" "320x240" "" "640x480" "" "800x600" "" "1024x768" "" "2048x1080" "" "4096x2160" "" "7680x4320" "" "Otro Tamaño" || echo cancel )"
    [[ "$SIZE" = "cancel" ]] && exit

    if [[ "$SIZE" = "Otro Tamaño" ]]; then
    SIZE="$( $guitool --entry --title="Entrar el tamaño de forma manual" --text="Tecela la resolución a la que quieres convertir las imágenes" --entry-text "1600x1200" || echo cancel )"
    [[ "$SIZE" = "cancel" ]] && exit
    fi

    if [[ "$SIZE" = "" ]]; then
     $guitool --error --text="Tamaño no especificado. Selecciona el tamaño deseado. "
     exit 1
    fi

    QUALITY="$( $guitool --entry --entry-text="85" --title="Calidad" --text="Seleccionar la calidad (85 para fotos, 90 para capturas de pantalla)" || echo cancel )"

    [[ "$QUALITY" = "cancel" ]] && exit
    [[ -z "$QUALITY" ]] && QUALITY=85

    # precache
    PROGRESS=0
    NUMBER_OF_FILES="$#"
    let "INCREMENT=100/$NUMBER_OF_FILES"

    ( for i in "$@"
    do
     echo "$PROGRESS"
     file="$i"

    # precache
     dd if="$file" of=/dev/null 2>/dev/null

    # increment progress
     let "PROGRESS+=$INCREMENT"
    done
    ) | $guitool --progress --title "Precaching..." --percentage=0 --auto-close --auto-kill

    # Creating thumbnails. Specific work on picture should be add there as convert's option

    # How many files to make the progress bar
    PROGRESS=0
    NUMBER_OF_FILES="$#"
    let "INCREMENT=100/$NUMBER_OF_FILES"

    mkdir -p "Images Resized"

    ( for i in "$@"
     do
     echo "$PROGRESS"
     file="$i"
     filename="${file##*/}"
     filenameraw="${filename%.*}"
     echo -e "# Transformando: \t ${filename}"

    if [[ "$SIZE" = "No redimensionar" ]] ; then
     convert -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     else
     if [[ "$SIZE" = "Automático (para fotos)" ]] ; then
     size_horiz="$( identify "$file" | tr ' ' '\n' | grep -E "[[:digit:]]+x[[:digit:]]+" | head -1 | sed -e 's|x.*$||g' )"
     if [[ "$size_horiz" -lt 2400 ]] ; then
     # no need to resize images smaller than 2400
     convert -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     else
     # 2 / 3 of the original size
     size_horiz_resized="$( echo "( $size_horiz / 3 ) * 2" | bc -l | sed -e 's|\.*$||g' )"
     convert -resize ${size_horiz_resized}x${size_horiz_resized} -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     fi
     else
     convert -resize $SIZE -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     fi
     fi

     let "PROGRESS+=$INCREMENT"
     done
     ) | $guitool --progress --title "Transformando imagen..." --percentage=0 --auto-close --auto-kill

    $guitool --info --text="Finalizado, Puedes encontrar las imágenes en el directorio 'Images Resized'"

    # Dialog box to choose thumb's size
    SIZE="$( $guitool --list --height=340 --title="Seleccionar el nuevo tamaño" --text="Selecciona la resolución a la que quieres convertir las imágenes" --radiolist --column=$"Marcar" --column=$"Tamaño" "" "Automático (para fotos)" "" "No redimensionar" "" "253x173" "" "320x240" "" "640x480" "" "800x600" "" "1024x768" "" "2048x1080" "" "4096x2160" "" "7680x4320" "" "Otro Tamaño" || echo cancel )"
    [[ "$SIZE" = "cancel" ]] && exit

    if [[ "$SIZE" = "Otro Tamaño" ]]; then
    SIZE="$( $guitool --entry --title="Entrar el tamaño de forma manual" --text="Tecela la resolución a la que quieres convertir las imágenes" --entry-text "1600x1200" || echo cancel )"
    [[ "$SIZE" = "cancel" ]] && exit
    fi

    if [[ "$SIZE" = "" ]]; then
     $guitool --error --text="Tamaño no especificado. Selecciona el tamaño deseado. "
     exit 1
    fi

    QUALITY="$( $guitool --entry --entry-text="85" --title="Calidad" --text="Seleccionar la calidad (85 para fotos, 90 para capturas de pantalla)" || echo cancel )"

    [[ "$QUALITY" = "cancel" ]] && exit
    [[ -z "$QUALITY" ]] && QUALITY=85

    # precache
    PROGRESS=0
    NUMBER_OF_FILES="$#"
    let "INCREMENT=100/$NUMBER_OF_FILES"

    ( for i in "$@"
    do
     echo "$PROGRESS"
     file="$i"

    # precache
     dd if="$file" of=/dev/null 2>/dev/null

    # increment progress
     let "PROGRESS+=$INCREMENT"
    done
    ) | $guitool --progress --title "Precaching..." --percentage=0 --auto-close --auto-kill

    # Creating thumbnails. Specific work on picture should be add there as convert's option

    # How many files to make the progress bar
    PROGRESS=0
    NUMBER_OF_FILES="$#"
    let "INCREMENT=100/$NUMBER_OF_FILES"

    mkdir -p "Images Resized"

    ( for i in "$@"
     do
     echo "$PROGRESS"
     file="$i"
     filename="${file##*/}"
     filenameraw="${filename%.*}"
     echo -e "# Transformando: \t ${filename}"

    if [[ "$SIZE" = "No redimensionar" ]] ; then
     convert -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     else
     if [[ "$SIZE" = "Automático (para fotos)" ]] ; then
     size_horiz="$( identify "$file" | tr ' ' '\n' | grep -E "[[:digit:]]+x[[:digit:]]+" | head -1 | sed -e 's|x.*$||g' )"
     if [[ "$size_horiz" -lt 2400 ]] ; then
     # no need to resize images smaller than 2400
     convert -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     else
     # 2 / 3 of the original size
     size_horiz_resized="$( echo "( $size_horiz / 3 ) * 2" | bc -l | sed -e 's|\.*$||g' )"
     convert -resize ${size_horiz_resized}x${size_horiz_resized} -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     fi
     else
     convert -resize $SIZE -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     fi
     fi

     let "PROGRESS+=$INCREMENT"
     done
     ) | $guitool --progress --title "Transformando imagen..." --percentage=0 --auto-close --auto-kill

    $guitool --info --text="Finalizado, Puedes encontrar las imágenes en el directorio 'Images Resized'"
    if [[ "$SIZE" = "No redimensionar" ]] ; then
     convert -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     else
     if [[ "$SIZE" = "Automático (para fotos)" ]] ; then
     size_horiz="$( identify "$file" | tr ' ' '\n' | grep -E "[[:digit:]]+x[[:digit:]]+" | head -1 | sed -e 's|x.*$||g' )"
     if [[ "$size_horiz" -lt 2400 ]] ; then
     # no need to resize images smaller than 2400
     convert -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     else
     # 2 / 3 of the original size
     size_horiz_resized="$( echo "( $size_horiz / 3 ) * 2" | bc -l | sed -e 's|\.*$||g' )"
     convert -resize ${size_horiz_resized}x${size_horiz_resized} -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     fi
     else
     convert -resize $SIZE -quality $QUALITY "${file}" "Images Resized/${filename%\.*}.jpg"
     fi
     fi

     let "PROGRESS+=$INCREMENT"
     done
     ) | $guitool --progress --title "Transformando imagen..." --percentage=0 --auto-close --auto-kill

    $guitool --info --text="Finalizado, Puedes encontrar las imágenes en el directorio 'Images Resized'"