awk     'BEGIN  {split ("B kB MB GB", UNT)
                 ln10=log(10)
                 print "          Label Resolution      Pixels             Vidbit Audbit  Bitrate 1min    Comment"
                }
         NR==1 ||
         /^#/ ||
         /^scrn/ { next } ;

        {
        # Bitrates
                TMP=$3+$4;
                XP=int(log(TMP)/ln10/3)
                bitrate = sprintf ("%.2f", TMP / 10^(3*XP))
                bUNT=UNT[1+XP]
                
        # Pixels
                split($2, A, "x");
                TMP=A[1] * A[2];  
                XP=int(log(TMP)/ln10/3)
                pixels = sprintf("%.2f", TMP / 10^(3*XP))
                pUNT = UNT[1+XP]
 
        # Output
                print "\t* "BOLD$1RESET,$2 "   ",pixels pUNT , $3, $4, "~" bitrate bUNT, $5, $6" "$7" "$8" "$9" "$10" "$11
                
        }' BOLD="\033[1m" RESET="\033[0m" OFS="\t" file
     Label    Resolution    Pixels   Vidbit    Audbit    Bitrate    1min    Comment
    * qvga    320x240        76.80kB    240    128    ~368.00B    ~kb    2.8mb Quarter of VGA, mobile devices
    * hvga    480x320       153.60kB    320    128    ~448.00B    ~kb    3.3mb Half VGA, mobile devices 
    * nhd     640x360       230.40kB    512    192    ~704.00B    ~kb    5.2mb Ninth of HD, mobile devices
    * vga     640x480       307.20kB    640    192    ~832.00B    ~kb    6.1mb VGA 
    * a-hd   1280x720       921.60kB    768    256    ~1.02kB    ~1kb    8.5mb HD, optimized for anime cartoons
    * fhd   1920x1080       2.07MB     1792    384    ~2.18kB    ~2kb    16.7mb Full HD   
    * a-fhd 1920x1080       2.07MB     1280    256    ~1.54kB    ~1kb    12.4mb Full HD, optimized for anime

awk     'BEGIN  {split ("B kB MB GB", BUNT)
                 split ("p kp Mp Gp", PUNT)
                 ln10=log(10)
                 print "          Label Resolution      Pixels          Vidbit  Audbit  Bitrate 1min    Comment"
                }

         function FMT(NBR, U)
                {XP=int(log(NBR)/ln10/3)
                 return sprintf ("%.2f %s", NBR / 10^(3*XP), U[1+XP])
                }

         NR==1 ||
         /^#/ ||
         /^scrn/ { next } ;

        {
        # Bitrates
                bitrate = FMT($3+$4, BUNT);

        # Pixels
                split($2, A, "x");
                pixels = FMT(A[1] * A[2], PUNT);

        # Output