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Missing Codec
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m12462
  Posted: Feb 6 2010, 04:29 PM


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I'm trying to load an ASF file into V-Dub. When I select the file, I briefly see "constructing ASF Index Block" - then I get a black screen with "MISSING CODEC" in the center.

I used GSpot to check the codec info. Here's what it say's:

VIDEO
Codec: WVC1 Name: VC-1 Adv (WMP11)

AUDIO
Codec: 0x0162 (Windows Media Audio 9 Professional)

Any suggestions on where I can find the proper codec would be greatly appreciated.
 
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fredgiblet
Posted: Feb 6 2010, 06:00 PM


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download ffdshow (http://ffdshow-tryout.sourceforge.net/) install and go into the vfv configuration in the start menu, set wmv 1, 2 and 3 from disabled to libavcodec and set vc-1 from disabled to libavcodec
 
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m12462
Posted: Feb 6 2010, 06:18 PM


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I already had ffdshow (via k-lite codec pack). I made the changes you suggested. Unfortunately, it did not work. I still get the same "MISSING CODEC" error.

 
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Placio74
Posted: Feb 6 2010, 07:44 PM


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@m12462
Are you sure that you look for appropriate configuration (ffdshow VFW)?

ffdshow video encoder configuration > Decoder > Codecs


BTW
Windows Media Audio 9 Professional is rather problematic - ACM codec for WMA9Pro does not exist.


Try DirectShow import driver.

--------------------
VideoAudio.pl - Serwis o technologii wideo & audio
 
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m12462
Posted: Feb 6 2010, 08:38 PM


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Placio, you were correct, I was not make the changes in the correct location.

Now the video loads but I get an error message that say's:

"No audio decompressor could be found to decompress the source audio format (source format tag: 0162)"

Any thoughts on the audio issue?

Thanks!
 
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Placio74
Posted: Feb 6 2010, 09:38 PM


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QUOTE (m12462 @ Feb 6 2010, 10:38 PM)
...Now the video loads but I get an error message that say's:

"No audio decompressor could be found to decompress the source audio format (source format tag: 0162)"

Any thoughts on the audio issue?

This way (by WMV input plugin)... there is no solution.
WMV input plugin uses VfW codecs to decoding video and ACM codecs to decoding audio (same as VirtualDub).
ACM codec for WMA9 Pro does not exist.
Microsoft abandoned VfW and ACM long time ago - most modern MS codecs exist only as DirectShow codecs.

So... use the DirectShow import driver (or Avisynth script with DirectShowSource).


--------------------
VideoAudio.pl - Serwis o technologii wideo & audio
 
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m12462
Posted: Feb 6 2010, 09:45 PM


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Not familiar with the DirectShow import driver. Can you offer a brief instruction on how I would use it in this scenario?

Thank you!
 
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Placio74
Posted: Feb 7 2010, 12:45 PM


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Of course put plugin in plugins (or plugins32) subfolder and...
... just when open file, change file type to DirectShow input driver.

user posted image

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VideoAudio.pl - Serwis o technologii wideo & audio
 
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m12462
Posted: Feb 8 2010, 06:14 PM


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I installed the DirectShow input driver with no issues. However, when I was opening my file and changed the file type to DirectShow input driver, all my videos disappeared from the list. When I switch back to "all files" they reappear.

I must be doing something wrong.

Thanks for your patience!
 
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Placio74
Posted: Feb 8 2010, 07:07 PM


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Then first select file and after that change file type.

--------------------
VideoAudio.pl - Serwis o technologii wideo & audio
 
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