Bild in Bild

#!/bin/bash
###########################################################
# convert.sh
# script to convert the selected jpeg to mpeg
# for mplayer image plugin
# History:
# 02-04.2003 okx(at)gmx(dot)de reworked to use only mjpegtools and pnm tools, no imagemagic/mpeg2encode needed only old identify used from X11 sw.
# 31.01.03 0.0.7 KTB // basename 
#			thanks to Andreas Kool
# 31.01.03 0.0.6 KTB // Rotation
# 28.01.03 0.0.5 KTB // 
# 27.01.03 0.0.4 KTB // DEBUG
# 27.01.03 0.0.3 KTB // caching 
# 23.01.03 0.0.2 KTB // geometry 
# 22.01.03 0.0.1 KTB // Initial Version
###########################################################
. /etc/profile
set -vx


TEMPDIR=/tmp/image
LOGFILE=/tmp/convert.log






function logit () {
#  logger "convert.sh: $1"
  echo "$1" | tee -a $LOGFILE
  return;
}
ROTATE="NO"
ORIGINAL="NO"


#
if test "$2" == "Right"; then ROTATE="YES"; FLIP="-rotate90"; fi
#
if test "$2" == "Left"; then ROTATE="YES"; FLIP="-rotate270"; fi
#
if test "$2" == "Original"; then ORIGINAL="YES"; fi


#if test "$2" == ""; then TEMPDIR="/tmp/image"; else TEMPDIR="$2"; fi
#logit $TEMPDIR


#if test "$3" == "Right"; then ROTATE="YES"; FLIP="-rotate +90"; fi
#if test "$3" == "Left"; then ROTATE="YES"; FLIP="-rotate -90"; fi
#if test "$3" == "Original"; then ORIGINAL="YES"; fi




DATE=`date +%d.%m.%y-%T`
echo "$0: $DATE: startet ..." > $LOGFILE
DIR=`dirname "$1"`
ANZAHL=`namei -m "$1" | wc -l | sed -e "s/ //g"`
#FILE=`namei -m "$1" | tail -n +$ANZAHL | cut -d" " -f3 | cut -d"." -f1`
FILE=`basename "$1"`
NEWDIR="$TEMPDIR$DIR"
NEWFILE="$NEWDIR/$FILE.mpg"
logit "IMAGEFILE: $1"; 
logit "MPEGFILE: $NEWFILE";


#okx
case "$(file -L "$1")" in
*image*|*bitmap*)
        logit  "Image file type detected"
        ;;
*)
        logit "Not an image file : $1"
        exit 1
        ;;
esac
#-okx




if test -f "$NEWFILE" && test "$ROTATE" == "YES" || test "$ORIGINAL" == "YES"; then rm -f "$NEWFILE"; fi
if [ ! -f "$NEWFILE" ]  
then
 if [ ! -d "$NEWDIR" ]
 then
  mkdir -p -v "$NEWDIR" | tee -a $LOGFILE
 fi
  TEMP1=`echo $1 | sed -e "s/\///g"`
  FIDENT=`identify "$1"`
  TEMP2=$(echo $FIDENT | sed -e "s/\///g")


  GEOMETRY=`echo $TEMP2 | sed -e "s/$TEMP1//g" | cut -d" " -f3 | cut -d"+" -f1`
  X_RES_TMP=`echo $GEOMETRY | cut -d"x" -f1`
  Y_RES_TMP=`echo $GEOMETRY | cut -d"x" -f2 | cut -d"=" -f1`
  if test "$ROTATE" == "YES"
  then	
     logit "Flip Image"
     X_RES=$Y_RES_TMP
     Y_RES=$X_RES_TMP
  else
     logit "don't Flip Image"
     X_RES=$X_RES_TMP
     Y_RES=$Y_RES_TMP
   fi	         
  logit "X-RES: $X_RES | Y-RES: $Y_RES"
  logit  "CONVERT: $FILE --> $NEWFILE";


case "$FIDENT" in
	*JPEG*)
	TO_PNM=jpegtopnm
	;;
	*TIFF*)
	TO_PNM=tifftopnm
	;;
	*BMP*)
	TO_PNM=bmptoppm
	;;
	*)
	logit "$FIDENT"
	logit "File is not of supported type , EXIT 1"
	exit 1
	;;
esac
logit "File will be converted using: $TO_PNM"
  if [ "$X_RES" -gt "$Y_RES" ]
   then
     [ "$ROTATE" == "YES" ] &&  $TO_PNM "$1" | pnmflip $FLIP | pnmscale -xsize=704 -ysize=576  | ppmntsc --pal   | ppmtoy4m -F 25:1 -A 4:3  | mpeg2enc -f 7 -T 90 -F 3 -np -a 2 -o "$NEWFILE"  | tee -a $LOGFILE
#    /usr/bin/convert -sample 720x576\! $FLIP "$1" "$NEWFILE" | tee -a $LOGFILE
     [ "$ROTATE" == "NO" ] &&  $TO_PNM "$1" | pnmscale -xsize=704 -ysize=576  | ppmntsc --pal   | ppmtoy4m  -F 25:1 -A 4:3  | mpeg2enc -f 7 -T 90 -F 3 -np -a 2 -o "$NEWFILE"  | tee -a $LOGFILE
   else
     [ "$ROTATE" == "YES" ] && $TO_PNM "$1" | pnmflip $FLIP | pnmscale -xysize 704 576  | pnmcut -pad -height 576 -width 704 | ppmntsc --pal   | ppmtoy4m -F 25:1 -A 4:3  | mpeg2enc -f 7 -T 90 -F 3 -np -a 2 -o "$NEWFILE"  | tee -a $LOGFILE
#    /usr/bin/convert -sample 432x576\! $FLIP "$1" "$NEWFILE" | tee -a $LOGFILE
     [ "$ROTATE" == "NO" ] && $TO_PNM "$1" | pnmscale -xysize 704 576  | pnmcut -pad -height 576 -width 704 | ppmntsc --pal | ppmtoy4m  -F 25:1 -A 4:3  | mpeg2enc -f 7 -T 90 -F 3 -np -a 2 -o "$NEWFILE"  | tee -a $LOGFILE
  fi
else
 logit "$NEWFILE exists ... convert not required";
fi
[ -e /tmp/image.mpg ] && rm -f /tmp/image.mpg
#logit 




if [ ! -f "$NEWFILE" ] 
then 
  logit "$DATE: Convert Image-to-DVB_Card not successfull for image : $IMAGEFILE"; 
else
  logit "$DATE: successfull ...";
  if [ $(wc -c "$NEWFILE"|sed 's/^ *//'|cut -f1 -d" ") -gt 100 ]
       then
	echo "doing the copy to /tmp/image.mpg from $NEWFILE"
	cp -f "$NEWFILE" /tmp/image.mpg | tee -a $LOGFILE
       else
	echo "Error generated mpeg is smaler than 100 byte, so not used!!"
  fi
fi


[ -e /tmp/image.mpg ] || uudecode $0.error-message -o /tmp/image.mpg
[ $(wc -c "/tmp/image.mpg"|sed 's/^ *//'|cut -f1 -d" ") -gt 100 ] || uudecode $0.error-message -o /tmp/image.mpg


exit