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Date:      Sun, 18 May 1997 21:50:56 +0200 (MET DST)
From:      Ralph Thomas Aussem <aussem@tu-harburg.d400.de>
To:        Randall Hopper <rhh@ct.picker.com>
Cc:        multimedia@FreeBSD.org
Subject:   Re: Problems with bt848 in FreeBSD 2.2.1
Message-ID:  <XFMail.970518215843.aussem@mavhh.aut.tu-harburg.de>
In-Reply-To: <19970512105639.44853@ct.picker.com>

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Hi Randal,

>A few questions and things to try:
>
>1) Which version of the driver are you using
I tried the following with the 3.0 SNAPSHOT 0205
>
>2) By "the display changes too" do you mean that when you, for example, 
>   adjust the brightness up, you see the screen get brighter?
Yes 

>
>3) When you change tuner/video, what visual cues do you have that anything
>   happened -- you said you see the video signal change?
Yes. If  I use xtvr I can HEAR the voice but only see snow on the window of fxtv

>
>4) As the screen gets brighter do you see solid white or do you see any
>   background static in there?
At the end I only see a white screen...

>
>   The fact that you see something change with the appearance controls
>   confirms that the driver is dumping images into the driver memory buffer.
>
>5) Sounds like either 1) the tuner isn't tuned right, 2) the video signal 
>   is somehow being disabled, or 3) there's a problem in fxtv with the
>   color-space conversion code that crops up on your particular video card.
>
>   If its one of the former two, whether you see static or not will help point
>   that out.  In case its the latter, try playing with the colorbar and
>   pixel swapping options with direct video disabled (which you said
>   is what its defaulting to).  E.g.:
>
>        fxtv -disableDirectV -colorbars -nobswap2Bpp
I see the colorbars !

>
>6) If your card supports it, run in other color depths (8,15,16,24,32 bits
>   per pixel) and see if you get the same result.
8, 15, 16 and 24 Bits no change :-(
>
>6) Finally, please mail me the output of:
>
>      "fxtv -debug startup", and
--------------------- snip ------------------- 
Active visual does not support direct video
  ...backing off and using XImages
fxtv

Querying Supported Capture Pixel Formats:
   bpp  Bpp  R,G,B Masks                   Swap
   ---  ---  ----------------------------  ----
    15   2   00007c00, 000003e0, 0000001f  NB  
    16   2   0000f800, 000007e0, 0000001f  NB  
    24   3   00ff0000, 0000ff00, 000000ff   B  
    24   4   00ff0000, 0000ff00, 000000ff  NBWb

XF86DGAQueryVersion() succeeded - version = 1.00

Rating Available Visuals:
   Rating  Class        bpp  Bpp  R,G,B Masks                   Swap  DirectVid
   ------  -----------  ---  ---  ----------------------------  ----  ---------
     2     PseudoColor    8   1   00000000, 00000000, 00000000   --      No 
     0     DirectColor    8   1   00000007, 00000038, 000000c0   --      No 
     1     GrayScale      8   1   00000000, 00000000, 00000000   --      No 
     0     StaticColor    8   1   00000007, 00000038, 000000c0   --      No 
     0     TrueColor      8   1   00000007, 00000038, 000000c0   --      No 
     0     StaticGray     8   1   00000000, 00000000, 00000000   --      No 
Default Visual is 8-bpp PseudoColor

XF86VidModeQueryVersion() succeeded - version = 0.07
6x6x6 Color Cube Allocated
--------------------- snip --------------
>      "xdpyinfo"
--------------------- snip -----------------

name of display:    :0.0
version number:    11.0
vendor string:    The XFree86 Project, Inc
vendor release number:    3200
maximum request size:  4194300 bytes
motion buffer size:  256
bitmap unit, bit order, padding:    32, LSBFirst, 32
image byte order:    LSBFirst
number of supported pixmap formats:    2
supported pixmap formats:
    depth 1, bits_per_pixel 1, scanline_pad 32
    depth 8, bits_per_pixel 8, scanline_pad 32
keycode range:    minimum 9, maximum 117
focus:  window 0x240000d, revert to Parent
number of extensions:    15
    BIG-REQUESTS
    DOUBLE-BUFFER
    MIT-SCREEN-SAVER
    MIT-SHM
    MIT-SUNDRY-NONSTANDARD
    RECORD
    SHAPE
    SYNC
    XC-MISC
    XFree86-DGA
    XFree86-Misc
    XFree86-VidModeExtension
    XInputExtension
    XKEYBOARD
    XTEST
default screen number:    0
number of screens:    1

screen #0:
  dimensions:    1024x768 pixels (347x260 millimeters)
  resolution:    75x75 dots per inch
  depths (2):    1, 8
  root window id:    0x2a
  depth of root window:    8 planes
  number of colormaps:    minimum 1, maximum 1
  default colormap:    0x26
  default number of colormap cells:    256
  preallocated pixels:    black 0, white 1
  options:    backing-store YES, save-unders YES
  largest cursor:    64x64
  current input event mask:    0x58003d
    KeyPressMask             ButtonPressMask          ButtonReleaseMask        
    EnterWindowMask          LeaveWindowMask          SubstructureNotifyMask   
    SubstructureRedirectMask PropertyChangeMask       
  number of visuals:    6
  default visual id:  0x20
  visual:
    visual id:    0x20
    class:    PseudoColor
    depth:    8 planes
    available colormap entries:    256
    red, green, blue masks:    0x0, 0x0, 0x0
    significant bits in color specification:    6 bits
  visual:
    visual id:    0x21
    class:    DirectColor
    depth:    8 planes
    available colormap entries:    8 per subfield
    red, green, blue masks:    0x7, 0x38, 0xc0
    significant bits in color specification:    6 bits
  visual:
    visual id:    0x22
    class:    GrayScale
    depth:    8 planes
    available colormap entries:    256
    red, green, blue masks:    0x0, 0x0, 0x0
    significant bits in color specification:    6 bits
  visual:
    visual id:    0x23
    class:    StaticColor
    depth:    8 planes
    available colormap entries:    256
    red, green, blue masks:    0x7, 0x38, 0xc0
    significant bits in color specification:    6 bits
  visual:
    visual id:    0x24
    class:    TrueColor
    depth:    8 planes
    available colormap entries:    8 per subfield
    red, green, blue masks:    0x7, 0x38, 0xc0
    significant bits in color specification:    6 bits
  visual:
    visual id:    0x25
    class:    StaticGray
    depth:    8 planes
    available colormap entries:    256
    red, green, blue masks:    0x0, 0x0, 0x0
    significant bits in color specification:    6 bits
-------------------- snap ------------------
>
>   and which video card you're using.
bktr0 <BrookTree 848> rev 17 int a irq 11 on pci0:10
Hauppauge WinCast/TV, Temic PAL tuner.

Hope this helps...



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