video/calc_bitrate

   1 #! /bin/sh
   2
   3 if [ -z "$2" ]; then
   4    echo "Usage: $0 width height [fps [bpp]]"
   5    exit 1
   6 fi
   7
   8 width="$1"
   9 height="$2"
  10 if [ -z "$3" ]; then
  11    fps=25
  12 else
  13    fps="$3"
  14 fi
  15 if [ -z "$4" ]; then
  16    bpp=0.15
  17 else
  18    bpp="$4"
  19 fi
  20
  21 echo bitrate = "$width * $height * $fps * $bpp / 1000" = `python -c "print $width * $height * $fps * $bpp / 1000"`