fwiw, quartz.dll is pretty definitely on your system. Sorry I forgot to
mention the ".dll" and confused you. =)

If you turn off Video Smoothing in WMP's Tools:Options:Performance menu and
restart the player and play the clip, does it play back properly?

--
Speaking for myself only.
See http://zachd.com/pss/pss.html for some helpful WMP info.
This posting is provided "AS IS" with no warranties, and confers no rights.
--
"davinwv" <davinwv@discussions.microsoft.com> wrote in message
news:2B2A17B5-147E-4E1D-8969-B8E9C2EE2141@microsoft.com...
>I have an nvidia GeForce 7600GT running the latest drivers (from 12/2007).
>
> Here is another piece to the puzzle:
> If I play the video from within Windows Photo Gallery, it plays with the
> correct colors.
> If I play the video from within Windows Live Photo Gallery, it plays
> green.
> If I play the video from within WiMP11, it plays green.
>
> Any ideas?
> Davin
>
>
> "zachd [MSFT]" wrote:
>
>>
>> If you already had video (green or not), you have a decoder available on
>> the
>> system.
>>
>> What video card do you have? Is there a driver update available?
>>
>> --
>> Speaking for myself only.
>> See http://zachd.com/pss/pss.html for some helpful WMP info.
>> This posting is provided "AS IS" with no warranties, and confers no
>> rights.
>> --
>>
>> "davinwv" <davinwv@discussions.microsoft.com> wrote in message
>> news:22F81C8F-40D3-43F3-A585-635E42184AF9@microsoft.com...
>> >I have various videos shot with Canon Powershot digital cameras. When I
>> > watch them in WMP11 on Vista Home Premium, I hear sound and see video,
>> > but
>> > the video is green! Zach, you say that there is a decoder built in
>> > (Quartz),
>> > but I can find no such file. The only additional codec I've installed
>> > is
>> > divX (in an attempt to fix this).
>> >
>> > Any ideas on resolving this issue?
>> >
>> > Thanks,
>> > Davin
>> >
>> >
>> > "zachd [MSFT]" wrote:
>> >
>> >>
>> >> What's the URL that Web Help takes you to?
>> >>
>> >> There's already an MJPEG codec on the system. It should work.
>> >> PapaJohn's
>> >> suggestion might help you replace it if needed though, but that
>> >> shouldn't
>> >> be
>> >> needed.
>> >> AVI vs avi doesn't matter - the system is case-insensitive here.
>> >>
>> >> --
>> >> Speaking for myself only.
>> >> See http://zachd.com/pss/pss.html for some helpful WMP info.
>> >> This posting is provided "AS IS" with no warranties, and confers no
>> >> rights.
>> >> --
>> >> "John Hanley" <jphanley@ix.netcom.com> wrote in message
>> >> news:esWycIFZIHA.4896@TK2MSFTNGP06.phx.gbl...
>> >> >I have a Canon S3IS digital camera which can take movies. The
>> >> >movies
>> >> >show
>> >> > an .AVI extension and (I think) use an MJPEG codec. After
>> >> > transferring
>> >> > the
>> >> > movie files to my (Vista) hard drive, their behavior is erratic:
>> >> >
>> >> > - The movie files *will not* play in Windows Media Player. The
>> >> > WMP
>> >> > error
>> >> > message is: "Windows Media Player encountered a problem while
>> >> > playing
>> >> > the
>> >> > file". Clicking on Web Help reveals: "You've encountered error
>> >> > message
>> >> > C00D11B1 while using Windows Media Player."
>> >> >
>> >> > - The movie files *will not* play in Windows Media Center; WMC says
>> >> > "Cannot
>> >> > Play Video - Windows Media Center cannot open the file".
>> >> >
>> >> > - If I import the files into Windows Movie Maker, WMM appears to
>> >> > play
>> >> > them,
>> >> > but the preview screen is black.
>> >> >
>> >> > - GSpot reports that the file is a Motion JPEG, and that "Codec(s)
>> >> > are
>> >> > Installed".
>> >> >
>> >> > - The movie files *will* play using Canon's ZoomBrowser EX program
>> >> > (came
>> >> > with the camera).
>> >> >
>> >> > Related Info:
>> >> >
>> >> > - Both WMP & WMC play my .wmv files just fine. I also have one .avi
>> >> > file
>> >> > from a different source which plays fine.
>> >> > - The file extension on the AVI files that will not play is .AVI
>> >> > (capitalized); the file extension on the avi file that will play is
>> >> > .avi
>> >> > (lower case) -- probably does not matter?
>> >> >
>> >> > Will appreciate clues on where to look to solve the issue. Thanks.
>> >> >
>> >> >
>> >>
>> >>
>> >>
>>
>>
>>