@echo OFF

REM put fully-qualified drive/path/filename in between the quotes
Call :1pass "G:\HDTV\HD.mpg"

pause
exit

:1pass
REM 1-pass 1080i to 576i
set        fINPUT=%~1%
set       fOUTPUT=%~1%.mpg
set f2passlogfile=%~1%.log
set fSIZE=704x576
set fASPECT=16:9
set faveragebitrate=9200k
set fMAXBITRATE=9400k
set fMINBITRATE=7000k
set faudiofreq=48000
set faudiobitrate=192k
Rem Tff=1 Bff=0
set FieldFirst=1
rem INTERLACED FLAGS -ilme -ildct -flags +ildct+ilme -ildctcmp satd -top %FieldFirst% 
set fInterlacedSETTINGS=-top %FieldFirst% -ilme -ildct -flags +ildct+ilme+loop+trell+cgop -mbd rd -cmp satd -subcmp satd -ildctcmp satd -vb_strategy 1
set fNonInterlacedSETTINGS=-flags +loop+trell+cgop -mbd rd -cmp satd -subcmp satd -vb_strategy 1
@echo on
"C:\SOFTWARE\ffmpeg\ffmpeg.exe" -y -i "%fINPUT%" -target pal-dvd -b %faveragebitrate% -minrate %fMINBITRATE% -maxrate %fMAXBITRATE% -qmin 1 -qmax 31 -dc 10 %fInterlacedSETTINGS% -s %fSIZE% -aspect %fASPECT% -ab %faudiobitrate% -ar %faudiofreq% -ac 2 -acodec ac3 "%fOUTPUT%"
goto :EOF

:2pass
REM 2-pass 1080i to 576i
set        fINPUT=%~1%
set       fOUTPUT=%~1%.mpg
set f2passlogfile=%~1%.log
set fSIZE=704x576
set fASPECT=16:9
set faveragebitrate=9200k
set fMAXBITRATE=9400k
set fMINBITRATE=7000k
set faudiofreq=48000
set faudiobitrate=192k
Rem Tff=1 Bff=0
set FieldFirst=1
rem INTERLACED FLAGS -ilme -ildct -flags +ildct+ilme -ildctcmp satd -top %FieldFirst% 
set fInterlacedSETTINGS=-top %FieldFirst% -ilme -ildct -flags +ildct+ilme+loop+trell+cgop -mbd rd -cmp satd -subcmp satd -ildctcmp satd -vb_strategy 1
set fNonInterlacedSETTINGS=-flags +loop+trell+cgop -mbd rd -cmp satd -subcmp satd -vb_strategy 1
@echo on
"C:\SOFTWARE\ffmpeg\ffmpeg.exe" -y -i "%fINPUT%" -pass 1 -passlogfile "%f2passlogfile%" -target pal-dvd -b %faveragebitrate% -minrate %fMINBITRATE% -maxrate %fMAXBITRATE% -qmin 1 -qmax 31 -dc 10 %fInterlacedSETTINGS% -s %fSIZE% -aspect %fASPECT% -an "%fOUTPUT%"
"C:\SOFTWARE\ffmpeg\ffmpeg.exe" -y -i "%fINPUT%" -pass 2 -passlogfile "%f2passlogfile%" -target pal-dvd -b %faveragebitrate% -minrate %fMINBITRATE% -maxrate %fMAXBITRATE% -qmin 1 -qmax 31 -dc 10 %fInterlacedSETTINGS% -s %fSIZE% -aspect %fASPECT% -ab %faudiobitrate% -ar %faudiofreq% -ac 2 -acodec ac3 "%fOUTPUT%"
goto :EOF