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Diffstat (limited to 'scripts/magickplugin.sh')
| -rwxr-xr-x | scripts/magickplugin.sh | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/scripts/magickplugin.sh b/scripts/magickplugin.sh new file mode 100755 index 0000000..e48379f --- /dev/null +++ b/scripts/magickplugin.sh @@ -0,0 +1,166 @@ +#!/bin/bash +# script for vdr-imageplugin to convert the selected image to pnm-image +# needs : imagemagick > identify convert +# +# History: +# 2005-08-19 better resolution retrieval (provided by kc_captain-at-vdr-portal de) +# 2005-07-26 add commando for rotate 180 +# 2005-07-18 Reimplement with imagemagick +# 2004-08-12 Initalrelease, Andreas Brachold <vdr04-at-deltab.de> +# base on prior work for convert.sh +# by Onno Kreuzinger <o.kreuzinger-at-kreuzinger.biz> +# Andreas Holzhammer and <Interpohl-at-vdr-portal.de> +# +################################################################################ +# Userconfig: +################################################################################ +# if your install external software like netpbm outside /bin:/usr/bin, adjust folder +PATH=/usr/local/bin:$PATH +# Set to "no" if this script work and your don't need success messages +VERBOSE=yes +# Set to "yes" if this script don't work, only usable if your self execute the script from shell +DEBUG=no + +################################################################################ +# and now the script +################################################################################ +[ "z$DEBUG" = "zyes" ] && set -xv +SCRIPTNAME=$(basename "$0") +{ +[ "z$VERBOSE" = "zyes" ] && echo "called '$SCRIPTNAME $*'" + +if [ $# -lt 7 ] ; then + echo "Usage: $SCRIPTNAME infile outfile WIDTH HEIGHT ZOOMFACTOR LEFTPOS TOPPOS [FLIPCMD]" 1>&2 + echo " e.g.: $SCRIPTNAME in.png out.pnm 720 576 0 0 0" 1>&2 + echo " or .: $SCRIPTNAME in.png out.pnm 720 576 3 360 360 left" 1>&2 + echo "" 1>&2 + echo "WIDTH - Width of TVScreen (720)" 1>&2 + echo "HEIGHT - Height of TVScreen (480..576)" 1>&2 + echo "ZOOMFACTOR - Zoomfactor (0....10)" 1>&2 + echo "LEFTPOS - Offset from left on Zoommode (0......)" 1>&2 + echo "TOPPOS - Offset from top on Zoommode (0......)" 1>&2 + echo "FLIPCMD - optional should image flip (left,right,rotated,original)" 1>&2 + exit 1 +fi + + # Defaultvalue, overwrite with env from plugin + ASPECT_RATIO="${ASPECT_RATIO:-"4:3"}" + + # check requirement external programs + REQUIREMENTS="identify convert" + for i in $REQUIREMENTS + do + type "$i" > /dev/null 2>&1 + [ $? -ne 0 ] && echo -e "$SCRIPTNAME: Error ! External required program: \"$i\" not found !\n Please adjust PATH or install it inside follow Folder \"$PATH\" \n" && exit 1 + done + + INFILE="$1" + OUTFILE="$2" + OUT_DISPLAY_X=$3 + OUT_DISPLAY_Y=$4 + ZOOMFACTOR=$5 + LEFTPOS=$6 + TOPPOS=$7 + FLIPCMD="$8" + + OUTDIR=$(dirname "$OUTFILE") + [ ! -d "$OUTDIR" ] && mkdir -p "$OUTDIR" + + PARFILE="$OUTFILE.par" + + # remove precreated files if called with flip "left","right" or "original" + [ -s "$OUTFILE" -a "$FLIPCMD" != "" ] && rm -f "$OUTFILE" + + if [ -s "$OUTFILE" ] ; then + [ "z$VERBOSE" = "zyes" ] && echo "Success! Convert not required, $OUTFILE exists already!" + exit 0 + else + + # Get image resolution + RES=`echo $( identify -format "%wx%h" "$INFILE" )` # checked with imagemagick 6.0.6 ... + # Parse identify output image.jpg JPEG 3456x2304 DirectClass 4.7mb 3.720u 0:04 + X_RES=$(echo -e "$RES"| cut -d "x" -f 1) + Y_RES=$(echo -e "$RES"| cut -d "x" -f 2) + + # set flip command + case "$FLIPCMD" in + right ) + FLIP="-rotate 270" + SWAPRES=$X_RES;X_RES=$Y_RES;Y_RES=$SWAPRES + ;; + left ) + FLIP="-rotate 90"; + SWAPRES=$X_RES;X_RES=$Y_RES;Y_RES=$SWAPRES + ;; + rotated ) + FLIP="-rotate 180"; + ;; + *) + FLIP=""; + ;; + esac + # Save config for plugin as readable file + echo "$X_RES" "$Y_RES" "$FLIPCMD" > "$PARFILE" + + # define aspect ratio depends plugin setup + if [ $ASPECT_RATIO = "16:9" ] ; then + SCALE_MIN_ASP=163 + SCALE_MAX_ASP=178 + else + SCALE_MIN_ASP=125 + SCALE_MAX_ASP=133 + fi + + # if zoom image, zoom it with factor + if [ "$ZOOMFACTOR" -gt 0 ] ; then + + ZOOM_X=$(($X_RES*$ZOOMFACTOR)) + ZOOM_Y=$(($Y_RES*$ZOOMFACTOR)) + + if [ "$LEFTPOS" -ge 0 ] ; then + LEFTPOS=$(echo -e "+$(($LEFTPOS))") + fi + if [ "$TOPPOS" -ge 0 ] ; then + TOPPOS=$(echo -e "+$(($TOPPOS))") + fi + + convert "$INFILE" \ + -size $(($ZOOM_X))x$(($ZOOM_Y)) \ + -crop $(($OUT_DISPLAY_X/$ZOOMFACTOR))x$(($OUT_DISPLAY_Y/$ZOOMFACTOR))$LEFTPOS$TOPPOS \ + $FLIP \ + -filter "Box" \ + -resize $(($OUT_DISPLAY_X))x$(($OUT_DISPLAY_Y)) \ + "$OUTFILE" + + # else scale image to TV Screensize + else + + if [ "$((${X_RES}00 / ${Y_RES}))" -lt $SCALE_MIN_ASP ] ; then + OUT_DISPLAY_X=$((${OUT_DISPLAY_Y}000 / $Y_RES * $X_RES / 1000)) + elif [ "$((${X_RES}00 / ${Y_RES}))" -gt $SCALE_MAX_ASP ] ; then + OUT_DISPLAY_Y=$((${OUT_DISPLAY_X}000 / $X_RES * $Y_RES / 1000)) + fi + + convert -size $(($OUT_DISPLAY_X))x$(($OUT_DISPLAY_Y)) "$INFILE" \ + $FLIP \ + -filter "Box" \ + -resize $(($OUT_DISPLAY_X))x$(($OUT_DISPLAY_Y)) \ + "$OUTFILE" + fi + fi + + if [ -s "$OUTFILE" ] ; then + [ "z$VERBOSE" = "zyes" ] && echo "Success! Stopped with created $OUTFILE" + exit 0 # Creation seem success, tell it with 'exit 0' to plugin + fi + [ "z$VERBOSE" = "zyes" ] && echo "Error! Stopped without found created $OUTFILE, converting should failed !" + exit 1 # Hmm, created is failed tell it with 'exit 1' to plugin + + +###### >>>>>>> !!! Only one of the follow lines are allowed (begins always with 2>&1 ) !!! +### Dump any message to syslog to see use cat /var/log/messages | grep imageplugin +} 2>&1 | logger -s -t "$SCRIPTNAME" +### If your wish don't any message logging +# 2>&1 > /dev/null +### If your wish old style message logging +# 2>&1 > /tmp/image/convert.log |