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Unofficial VirtualDub Support Forums > General Discussion > Postprocessing In Directshow? Not In Vfw?


Posted by: Cyberman Jul 19 2012, 07:21 AM
Weird situation I'm in.
I've got a video that looks quite OK in VirtualDub (albeit grainy), but when I view it in Media Player (classic) it's horrible.

Obvious conclusion: some DirectShow filter must be interfering. My first thought was DivX, but I'm sure I turned it all off. I *think* it's a deblocking filter, which tries to stabilize areas of the image (resulting in whole slabs of picture moving around all the time).

Is there any way to find out what filter is causing this? Or how to avoid? Ideally, I'd have the playback as done by VDub, but that isn't likely to be possible, so I'd settle for at least knowing what part of the rendering process is ruining the picture.

Posted by: Placio74 Jul 19 2012, 11:15 AM
You can check which filters are used when playing that file - appropriate option are in many players (BS.Player, Zoom Player, PotPlayer, Media Player Classic, ...) and more specialized progs (GSpot, CCCP Insurgent, GraphStudio, ...).

Then check configuration of a specific video decoder and/or try another.

Also check options in config your graphics card driver.

Posted by: Cyberman Jul 19 2012, 04:25 PM
Of course, now that you mention it, I find the settings actually work. I did try them before but didn't think of restarting the program...

Thanks.

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