[mythtv-users] nVidia 9600GT and XvMC - there or not?

Robin Smith 1canuck2 at gmail.com
Wed Jul 16 02:34:03 UTC 2008


> Few points:
> 1. What CPU spec?  I play h264 stuff just fine with an AMD X2 4800+.

I have a Core2Duo 660 @ 2.40GHz

> 2. You shouldn't need XvMC if you have a dual core proc

Hmm, so what am I missing...

> 3. XvMC is ONLY for mpeg2, not mpeg4, so it wouldn't help your h.264
> woes anyways.

I am having probs trying to get regular SDTV playback optimized also -
currently on Slim and it works fine, but CPU++ or High does not

I am running OpenSUSE 11, latest nVidia drivers, and have done some
xorg digging to tweak my settings. Here's my xorg.conf:

#########################################
Section "ServerLayout"
    Identifier     "Layout[all]"
    Screen      0  "Screen0" 0 0
    InputDevice    "Keyboard[0]" "CoreKeyboard"
    InputDevice    "Mouse[1]" "CorePointer"
EndSection

Section "Files"
    InputDevices      "/dev/gpmdata"
    InputDevices      "/dev/input/mice"
    FontPath        "/usr/share/fonts/misc:unscaled"
    <<snip>> Lots of fonts
    FontPath        "/opt/kde3/share/fonts"
EndSection

Section "Module"
    Load           "dbe"
    Load           "type1"
    Load           "freetype"
    Load           "extmod"
    Load           "glx"
EndSection

Section "ServerFlags"
    Option         "AllowMouseOpenFail" "on"
    Option         "ZapWarning" "on"
    Option         "Xinerama" "0"
    Option         "BlankTime" "0"
    Option         "StandByTime" "0"
    Option         "SuspendTime" "0"
    Option         "OffTime" "0"
EndSection

Section "InputDevice"
    Identifier     "Keyboard[0]"
    Driver         "kbd"
    Option         "Protocol" "Standard"
    Option         "XkbLayout" "us"
    Option         "XkbModel" "microsoftpro"
    Option         "XkbRules" "xfree86"
EndSection

Section "InputDevice"
    Identifier     "Mouse[1]"
    Driver         "mouse"
    Option         "Buttons" "12"
    Option         "Device" "/dev/input/mice"
    Option         "Name" "Gyration GyroPoint RF Technology Receiver"
    Option         "Protocol" "explorerps/2"
    Option         "Vendor" "Sysp"
    Option         "ZAxisMapping" "4 5"
EndSection

Section "Modes"
    Identifier         "Modes[0]"
EndSection

Section "Monitor"
    Identifier     "Monitor0"
    VendorName     "Panasonic"
    ModelName      "PANASONIC-PTV"
    HorizSync       15.0 - 34.0
    VertRefresh     59.0 - 61.0
EndSection

Section "Device"
    Identifier     "Videocard0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce 9600 GT"
    Option         "UseEvents" "true"
    Option         "XvmcUsesTextures" "false"
    Option         "NvAGP" "1"
    Option         "DPI" "100 x 100"
EndSection

Section "Screen"
    Identifier     "Screen0"
    Device         "Videocard0"
    Monitor        "Monitor0"
    DefaultDepth    24
    Option         "TwinView" "0"
    Option         "metamodes" "720x480 +0+0"
EndSection

Section "Extensions"
    Option         "Composite" "Disabled"
EndSection

#########################################

I also added
blacklist intel_agp
to my /etc/modprobe.conf.local to stop it loading the onboard video
agp (DG965WH mobo).
lsmod |grep agp reports only:

agpgart    50868   1 nvidia

Any ideas or help would be appreciated


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