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Ffdshow Codec F*cks Up My Video, fffdshow makes my video look weird
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Sanedraned
Posted: Aug 2 2011, 06:02 PM


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I never had this problem before, i edited my video in Sony Vegas Pro 10, everything worked fine. I opened it in VDub, still everything was fine. but AFTER the ffdshow codec my video looks... Weird. here are some screenshots of how it looks like, Also a screen shot of my ffdshow settings (i will only show one tab, because the rest is default settings)

BEFORE codec in VDub
user posted image

AFTER codec played in VLC media player
user posted image

Setting of the codec
user posted image

Thanks in advance for everyone who can help me in any way
 
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dloneranger
Posted: Aug 2 2011, 06:46 PM


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See how it is if you resize or crop the video to make the width and height to multiples of 8

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MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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Sanedraned
Posted: Aug 2 2011, 08:10 PM


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I am kinda new and i havent used Vdub for anything else than put in a video en use a codec, so could i ask you how i can resize the video?
 
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dloneranger
Posted: Aug 3 2011, 04:48 AM


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On the video menu, click 'filters'
On the new dialog, click 'add'
Scroll down the list to find the 'resize' filter, click it, click ok
Click the 'configure' button to edit the resize settings

To just change the size to make sure it's a multiple of 8, click the 'multiples of 8' option

To change the size to any thing you like, change the height/width numbers at the top right

Youtube has some decent tutorial videos, just search for 'virtualdub resize' etc
Some of the videos are older and the options might be different now though
You'll also find something called VirtualdubMod - it's not the same program, it's a very old modified version of virtualdub that does a lot of things differently

--------------------
MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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Sanedraned
Posted: Aug 3 2011, 03:50 PM


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I've tried out what you mentioned, it did solve that the video was twisted 45% degrees, but now its blue?

user posted image
 
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dloneranger
Posted: Aug 3 2011, 04:42 PM


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Sounds like the U and V channels are getting reversed somehow
Is your ffdshow old? I remember that bug being there a while ago, and was fixed

Is there any particular reason you're compressing with mjpeg?

--------------------
MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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dloneranger
Posted: Aug 3 2011, 06:27 PM


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btw, the multiadjust filter in my sig can do uv channel reversal

--------------------
MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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Sanedraned
Posted: Aug 3 2011, 07:48 PM


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As far as i can remember my ffdshow isn't that old (downloaded the latest version 1 1/5 month ago), also I've compressed more video's with the same settings, and those didn't get any color problems. The reason I'm using mjpeg for compressing is that i didnt know if it would make a difference, and it worked before. So I've just used it, I can asume the other options are better?
 
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dloneranger
Posted: Aug 3 2011, 07:52 PM


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It's not one of the most usual ones, it's usually used for editing videos from cameras

The most usual video compressors are xvid, divx or x264 (that's a virtualdub compatible h264 encoder)


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MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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Sanedraned
Posted: Aug 3 2011, 07:57 PM


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I did try out DivX but it just won't work with my resolution 1650 x 1050

I've tried out and i think DivX only works with resolutions similar to 1024 x 720 and 1980 x 1080
 
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dloneranger
Posted: Aug 3 2011, 08:15 PM


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It depends on the profile you select in the codec - eg if you pick the dvd profile, you won't be able to encode past 720x576
If you want a free choice, you can choose an unconstrained profile

Most codecs with profiles work like that

To use divx's better features it requires a licence key , so people tend to use xvid instead

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MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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Placio74
Posted: Aug 3 2011, 08:35 PM


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Also... 1650 isn't multiple of 4.
For DivX width must be a multiple of 4 and height must be a multiple of 2.


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VideoAudio.pl - Serwis o technologii wideo & audio
 
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Sanedraned
Posted: Aug 3 2011, 08:52 PM


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Then could i ask what codec you guys recommend for a resolution of 1650 x 1050 (or a codec where i can change the size freely)
 
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DarrellS
Posted: Aug 19 2011, 05:05 AM


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XviD will compress that frame size with no problem. DivX is picky about what frame sizes it will encode (especially in the higher resolution sizes).
 
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