Discussion:
WMVideo9 Encoder in DirectShow
(too old to reply)
Peter Brophy
2003-11-08 07:42:24 UTC
Permalink
Hi guys, I'm testing out different codecs and am trying to put
together a

VidCapture -> WMVideo9 Encoder DMO(4cc:WMV3) -> WMVideoDecoder DMO ->
Video Renderer

in graphedt but the pins won't connect from the encoder to the
decoder. I want to have a look at the quality of the video. Do I need
to have the Windows Encoder Format SDK? Does this only work in code
for some reason (I know I need to do this anyway to set quality
parameters etc)? What am I missing here? I was able to get this
working fine with the MS Mjpeg codec.

thanks
Peter
Alessandro Angeli [MVP::DigitalMedia]
2003-11-08 13:42:49 UTC
Permalink
This was discussed not long ago. Here you can find the
documentation on ow to use the WMV9 DMO:

http://www.microsoft.com/downloads/details.aspx?FamilyId=92490D8A-4F2E-46F1-8835-B1D987B3C985&displaylang=en
Post by Peter Brophy
Hi guys, I'm testing out different codecs and am trying
to put together a
VidCapture -> WMVideo9 Encoder DMO(4cc:WMV3) ->
WMVideoDecoder DMO -> Video Renderer
in graphedt but the pins won't connect from the encoder
to the decoder. I want to have a look at the quality of
the video. Do I need to have the Windows Encoder Format
SDK? Does this only work in code for some reason (I know
I need to do this anyway to set quality parameters etc)?
What am I missing here? I was able to get this working
fine with the MS Mjpeg codec.
thanks
Peter
--
/**
* Alessandro Angeli
*
* MVP::DigitalMedia
*
* a dot angeli at biosys dot net
*/
Peter Brophy
2003-11-09 03:54:25 UTC
Permalink
Post by Alessandro Angeli [MVP::DigitalMedia]
This was discussed not long ago. Here you can find the
http://www.microsoft.com/downloads/details.aspx?FamilyId=92490D8A-4F2E-46F1-8835-B1D987B3C985&displaylang=en
Post by Peter Brophy
VidCapture -> WMVideo9 Encoder DMO(4cc:WMV3) ->
WMVideoDecoder DMO -> Video Renderer
in graphedt but the pins won't connect from the encoder
to the decoder. I want to have a look at the quality of
the video. Do I need to have the Windows Encoder Format
SDK? Does this only work in code for some reason (I know
I need to do this anyway to set quality parameters etc)?
What am I missing here? I was able to get this working
fine with the MS Mjpeg codec.
Thanks - I did a search for it but obviously not enough.
Peter
Alessandro Angeli [MVP::DigitalMedia]
2003-11-09 14:58:44 UTC
Permalink
Post by Peter Brophy
Thanks - I did a search for it but obviously not enough.
The new and improved search engine on the MS web site has a
strange notion of what a match is...
--
/**
* Alessandro Angeli
*
* MVP::DigitalMedia
*
* a dot angeli at biosys dot net
*/
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