image convert.sh

#!/bin/bash


###########################################################
# convert.sh
# script to convert the selected jpeg to mpeg
# Parameter:
# $1 = Filename
# $2 = TempDir    (default: /tmp/image)
# $3 = Modify PIC
#
# History:
# 05.02.03 0.0.9 KTB // TempDir Setting over Setup
#			to give the chance to
#			keep the tmp dir clean
# 01.02.03 0.0.8 KTB // qualitysetting
#			thanks to Dieter Gugeler
# 31.01.03 0.0.7 KTB // basename
#			thanks to Andreas Kool
# 31.01.03 0.0.6 KTB // rotation + original
# 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
###########################################################


LOGFILE=/tmp/convert.log


function logit () {
  logger "convert.sh: $1"
  echo "$1" | tee -a $LOGFILE
  return;
}




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


ROTATE="NO"
ORIGINAL="NO"
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: $NEWFILE";
if test -f "$NEWFILE" && test "$ROTATE" == "YES" || test "$ORIGINAL" == "YES"; then rm "$NEWFILE"; fi
if [ ! -f "$NEWFILE" ]  
then
 if [ ! -d "$NEWDIR" ]
 then
  mkdir -p -v "$NEWDIR" | tee -a $LOGFILE
 fi
  TEMP1=`echo $1 | sed -e "s/\///g"`
  TEMP2=`identify "$1" | 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 $GEOMETRY | cut -d"x" -f2`
  if test "$ORIGINAL" == "YES"
  then
     logit "Orignal"
  fi
  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 --> $NEWFILE";
  if test "$X_RES" -gt "$Y_RES"
   then
    /usr/bin/convert -quality 76 $FLIP -sample 720x576\! $FLIP "$1" "$NEWFILE" | tee -a $LOGFILE
   else
    /usr/bin/convert -quality 76 $FLIP -sample 432x576\! "$1" "$NEWFILE" | tee -a $LOGFILE
  fi
else
 logit "$NEWFILE exists ... convert not required";
fi


cp "$NEWFILE" $TEMPDIR/image.mpg | tee -a $LOGFILE
if [ ! -f "$NEWFILE" ]
then
  logit "$DATE: not successfull ...";
else
  logit "$DATE: successfull ...";
fi
exit;