Normal
it depends if no other H264 and/or Mpeg2 codecs are on your system, FFDshow wil use it's own.if there are other H264 and/or Mpeg2 codecs on your system, it depends on the merrit of each codec which codec MP usesDisabling H264 and or Mpeg2 in FFDSHOW makes windows use the othercodecs without changing its merrit (DONT CHANGE MERRITS UNLESS YOU KNOW EXACTLY WHAT YOU ARE DOING)So, to recap:install FFDshow and check if all formats play okif any formats dont play, install a aditional codec and disable it in FFDshow
it depends
if no other H264 and/or Mpeg2 codecs are on your system, FFDshow wil use it's own.
if there are other H264 and/or Mpeg2 codecs on your system, it depends on the merrit of each codec which codec MP uses
Disabling H264 and or Mpeg2 in FFDSHOW makes windows use the othercodecs without changing its merrit
(DONT CHANGE MERRITS UNLESS YOU KNOW EXACTLY WHAT YOU ARE DOING)
So, to recap:
install FFDshow and check if all formats play ok
if any formats dont play, install a aditional codec and disable it in FFDshow