make dvd

FFmpeg commands:
  * ffmpeg -i TARGET.mp4 -vf yadif,crop=CROP -target ntsc-dvd TARGET-for-dvd.mpg
  * ffmpeg -i TARGET.mp4 -vf "fieldmatch,yadif,decimate,crop=[CROP-VALUES]" -target film-dvd TARGET-for-dvd.mpg
  (Crop example: crop=in_w:in_h-10:0:0)
export VIDEO_FORMAT=NTSC
dvdauthor -t [TARGET-for-dvd.mpg] --video=NTSC -o DVD
dvdauthor -T -o DVD
genisoimage -dvd-video -V ['TARGET'S TITLE'] -o [TARGET.iso] DVD
wodim --devices
wodim -v dev=[DEVICE] speed=10 -eject [TARGET.iso]

## SUBTITLES
## Link https://www.serjux.com/dvdvideo/dvd_with_subtitles.html
## Encode SRT in ISO8859-1 and clean up characters
spumux INPUT.xml < INPUT.mpg > INPUT-CAPTIONED.mpg

## Sample text for XML

<subpictures>
  <stream>
    <textsub filename="INPUT.srt" characterset="ISO8859-1"
         fontsize="18.0" font="Vera.ttf"
horizontal-alignment="center"
         vertical-alignment="bottom" left-margin="60"
right-margin="60"
         top-margin="20" bottom-margin="30" subtitle-fps="29.97"
         movie-fps="29.97" movie-width="720" movie-height="486"/>
  </stream>
</subpictures>