#!/bin/sh

#Recommended video bitrate for 700MB CD: 637
#Recommended video bitrate for 800MB CD: 745
#Recommended video bitrate for 2 x 700MB CD: 1393
#Recommended video bitrate for 2 x 800MB CD: 1609
#
#Audio stream:  104.308 kbit/s  (13038 B/s)  size: 101319744 bytes  7770.840 secs

nth_pass() {
    passes=$1; shift
    for i in `jot $passes 2`
    do
		mencoder ${extra} -o /dev/null \
		  -oac mp3lame -lameopts $lameopts \
		  -ovc x264 -x264encopts $x264encopts:pass=3:subq=1:bitrate=${x264bitrate} \
		  $vfs $poss -dvd-device "$DVDdevice" dvd://${DVDtitle}
		  countquant divx2pass.log > ${i}th.pass
    done
}


NAME="9 рота"
lameopts="vbr=4:q=7:aq=7:mode=1:vol=6"

x264encopts="bframes=2:b_pyramid:weight_b:qcomp=0.75:4x4mv:8x8dct:me=3"
x264bitrate=1555

DVDdevice="/big1/DVD/9ROTA"
DVDtitle=2

vfs="-vf crop=704:432:8:72"
#poss="-chapter 6 -endpos 1:00"
#poss="-chapter 8 -endpos 2:00"
#poss="-chapter 15 -endpos 2:00"
poss=""
extra="-noautoexpand -aid 128"

mencoder ${extra} -o /dev/null \
  -oac mp3lame -lameopts $lameopts \
  -ovc x264 -x264encopts ${x264encopts}:pass=1:turbo=1:subq=1:qp_constant=18 \
  $vfs $poss -dvd-device "$DVDdevice" dvd://${DVDtitle}

nth_pass 2

mencoder ${extra} -o "${NAME}.avi" \
  -oac mp3lame -lameopts $lameopts \
  -info name="${NAME}":comment="encoded by <vasily@poupkine.com>":srcform="DVD" \
  -ovc x264 -x264encopts ${x264encopts}:pass=3:psnr:subq=6:bitrate=${x264bitrate} \
  $vfs $poss -dvd-device "$DVDdevice" dvd://${DVDtitle}

countquant divx2pass.log > PSNR