git.sesse.net Git - mlt/blob - demo/demo

   1 #!/bin/bash
   2
   3 function show_menu( )
   4 {
   5         sed 's/\t\+/\t/g' < demo.ini |
   6         awk -F '\t' '{ printf( "%2d. %-30.30s", ++ i, $2 ); if ( i % 2 == 0 ) printf( "\n" ); }'
   7 }
   8
   9 function check_dependencies( )
  10 {
  11         option=$1
  12         if [ $option -gt 0 ]
  13         then
  14                 deps=`sed 's/\t\+/\t/g' < demo.ini | cut -f 3 | head -n $option | tail -n -1`
  15                 if [ "$deps" != "" ]
  16                 then
  17                         echo "$deps" |
  18                         tr ',' '\n' |
  19                         while read dep
  20                         do
  21                                 ls $dep > /dev/null 2>&1
  22                                 val=$?
  23                                 [ $val != 0 ] && echo Failed to find $dep >&2 && echo $val
  24                         done
  25                 fi
  26                 echo 0
  27         fi
  28 }
  29
  30 function get_demo( )
  31 {
  32         option=$1
  33         if [ $option -gt 0 ]
  34         then
  35                 cut -f 1 demo.ini | head -n $option | tail -n -1
  36         fi
  37 }
  38
  39 while [ 1 ]
  40 do
  41
  42 cat << "eof"
  43 Select Consumer
  44
  45 1. Play with Inigo half size
  46 2. Play with Inigo full size
  47 3. Serialise with Westley to terminal
  48 4. Play with Westley
  49
  50 0. Exit
  51
  52 eof
  53
  54         echo -n "Option: "
  55         read option
  56         echo
  57
  58         export MLT_CONSUMER=
  59
  60         case "$option" in
  61                 "0" ) exit 0 ;;
  62                 "1" ) export MLT_CONSUMER="sdl:360x288 buffer=1" ;;
  63                 "2" ) export MLT_CONSUMER="sdl" ;;
  64                 "3" ) export MLT_CONSUMER="westley" ;;
  65                 "4" ) export MLT_CONSUMER="westley:" ;;
  66                 "5" ) export MLT_CONSUMER="mcdv:NTSC target=/dev/dv1394 rescale=nearest" ;;
  67                 "6" ) export MLT_CONSUMER="bluefish:NTSC" ;;
  68                 "7" ) export MLT_CONSUMER="sdl rescale=none" ;;
  69         esac
  70
  71         while [ $option != 0 -a "$MLT_CONSUMER" != "" ]
  72         do
  73                 echo Choose Demo
  74                 echo
  75
  76                 show_menu
  77
  78                 echo
  79                 echo -n "Option: "
  80                 read option
  81                 echo
  82
  83                 demo=`get_demo $option`
  84                 usable=`check_dependencies $option`
  85
  86                 if [ "$usable" = "0" -a "$demo" != "" ]
  87                 then
  88                         if [ "$MLT_CONSUMER" == "westley:" ]
  89                         then    export WESTLEY_CONSUMER="westley:$demo.westley"
  90                                         bash $demo -consumer $WESTLEY_CONSUMER
  91                                         inigo +$demo.txt out=100 $demo.westley $demo.westley -filter watermark:watermark1.png composite.fill=true
  92                         elif [ "$MLT_CONSUMER" == "westley" ]
  93                         then    bash $demo -consumer $MLT_CONSUMER | less
  94                         else    bash $demo -consumer $MLT_CONSUMER
  95                         fi
  96                 elif [ "$usable" != "" ]
  97                 then
  98                         echo
  99                         echo Unable to locate suitable files for the demo - please provide them.
 100                         read pause
 101                 fi
 102
 103                 stty sane
 104         done
 105
 106 done