Jerky playback in MP but not in other programs using VMR9 (1 Viewer)

willjob

Portal Member
March 5, 2007
5
0
53
They seem to have worked for me. I was having several video skips per movie watched of dvd rips on the hard drive. Now since going to the older driver I haven't had one. Everything else is the same setup and watching the same movie.

There is definitely a conflict between media portal and the latest nvidia driver. As I said before other players such as zoom, powerdvd and wmp all played the same movie without skips with the newest version.
 

dimitri

Portal Member
February 10, 2006
13
0
Well, I spent 5 hours fighting with MP, finally got it to reasonable CPU levels:

- downgraded Nvidia driver to 84.21
- downgraded ffdshow to 20041012
- completely reinstalled MP back to base 0.2.2.0 ( removed SVNs )
- reconfigured MP and ffdshow from scratch

looks good now

lesson learned: newer software is not always better software ;-)
 

blackburn_

Portal Member
July 22, 2006
26
0
Ok it's now 9 months since my first post. A few days and reinstalls after my post I gave up and have been using my set top box since. But now I really want to use MP for TV as well (I am still using it for music, photos and movies etc and it works perfectly).

When I read my first post now again I realize I forgot one important thing, the problem is only on interlaced content. In other words when using live TV or watching recorded TV programs. When watching progressive content like DVD or Lost episodes it's just as smooth as when using wmp or any other player.

So it's just the combination MP using VMR9 and interlaced content that is the problem. It's the same with both 576i and 1080i channels and files. I guess it could well be a problem with the Nvidia drivers as some have said above but unfortunately my 7600GT isn't supported in earlier drivers than 84.21. But I can't figure out why it's ONLY MP that is affected, Zoomplayer also uses VMR9 but there it works like a charm.

So before I buy a new graphics card, could someone please confirm that he or she is using a pretty new pci-ex Nvidia card (7600GT or higher) and that it is working with hardware acceleration enabled and the news ticker on Bloomberg for example is running smoothly? And if so please state which drivers you are using.

Thank you very much in advance!
 

Olodin

MP Donator
  • Premium Supporter
  • September 19, 2004
    166
    4
    Old thread, but I wanted to share some findings:

    I was running driver version 84.21 because of problems in the past with deinterlacing. My video card is a FX5200 PCI.

    With this driver I always had crashes when hardware acceleration was enabled in Purevideo settings, but the picture was way better than without. Recently I gave Forceware 163.75 a try and had no crashes since than with hw acceleration enabled.

    But with that update the picture in TV was jerky as hell, not what I expected it to be. I searched my old hints for setting up my MPPC and found the solution: vsync was turned off in the driver settings! After enabling there it was: smooth content.

    Don't know if this affects newer video cards but its worth a try for every NVIDIA card owner I suppose.
     

    Andrew H

    MP Donator
  • Premium Supporter
  • September 8, 2007
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    Alabama
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    United States of America United States of America
    That sounds VERY promising... I'll check MY steup tonight as I have been experienceing jerky TV as well -- odd thing is recorded TV plays fine! I'm running a new Abit system and just went back to the Abit driver when the NVidia HotKeys (was using 163.75) went belly-up.
     

    riadmelb

    Portal Pro
    July 9, 2006
    218
    7
    Melbourne
    Home Country
    Thank you!

    Old thread, but I wanted to share some findings:

    I was running driver version 84.21 because of problems in the past with deinterlacing. My video card is a FX5200 PCI.

    With this driver I always had crashes when hardware acceleration was enabled in Purevideo settings, but the picture was way better than without. Recently I gave Forceware 163.75 a try and had no crashes since than with hw acceleration enabled.

    But with that update the picture in TV was jerky as hell, not what I expected it to be. I searched my old hints for setting up my MPPC and found the solution: vsync was turned off in the driver settings! After enabling there it was: smooth content.

    Don't know if this affects newer video cards but its worth a try for every NVIDIA card owner I suppose.

    Hi Olodin,

    I too have Forceware v163.75 installed with tearing in video, but after turning vsyn on as suggested, it's working fine now. Thank you again mate.

    Riad
     

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