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<manpage title="NVVIDEO" sectnum="8">

<sect1> NAME<p>
nvvideo - Powermac/Linux video/color mode selector

<sect1> SYNOPSIS<p>
<bf>nvvideo 
<tt/[/<em/variable/ <tt/[/<em/value/<tt/<bf/]]//
</bf>

<sect1> DESCRIPTION<p>
<bf/nvvideo/ is a program to adjust or view the values of default
video resolution and default color mode as stored in parameter RAM.
<bf/nvvideo/ will show the current values of the video and color
mode, when no parameters are given. The video-mode are defined by a
number between 1 and 20, while the color-mode are defined by a number
between 1 and 4, see section <bf>DEFINITIONS</bf>.

<sect1> OPTIONS<p>
<descrip>
<tag/<em>variable</em>/ current value of given variable is returned,
valid are <em>video-mode</em> and <em>color-mode</em>
<tag/<em>variable value</em>/ value of given variable is changed to
given value
</descrip>

<sect1> DEFINITIONS<p>
Defined console <em>video-modes</em> are:
<descrip>
<tag/<bf/ 1/</>  512x384  60Hz (Interlaced-NTSC),
<tag/<bf/ 2/</>  512x384  60Hz,
<tag/<bf/ 3/</>  640x480  50Hz (Interlaced-PAL),
<tag/<bf/ 4/</>  640x480  60Hz (Interlaced-NTSC),
<tag/<bf/ 5/</>  640x480  60Hz,
<tag/<bf/ 6/</>  640x480  67Hz,
<tag/<bf/ 7/</>  640x870  75Hz (Portrait),
<tag/<bf/ 8/</>  768x576  50Hz (Interlaced-PAL),
<tag/<bf/ 9/</>  800x600  56Hz,
<tag/<bf/10/</>  800x600  60Hz,
<tag/<bf/11/</>  800x600  72Hz,
<tag/<bf/12/</>  800x600  75Hz,
<tag/<bf/13/</>  832x624  75Hz,
<tag/<bf/14/</> 1024x768  60Hz,
<tag/<bf/15/</> 1024x768  72Hz,
<tag/<bf/16/</> 1024x768  75Hz,
<tag/<bf/17/</> 1024x768  75Hz,
<tag/<bf/18/</> 1152x870  75Hz,
<tag/<bf/19/</> 1280x960  75Hz,
<tag/<bf/20/</> 1280x1024 75Hz.
</descrip>

<p>
Defined console <em>color-modes</em> are:
<descrip>
<tag/<bf/0/</> 8 bit
<tag/<bf/1/</> 16 bit
<tag/<bf/2/</> 24 bit
</descrip>

<sect1> SEE ALSO<p>
vmode(8)

<sect1> AUTHORS<p>
<verb>Paul Mackerras <paulus@cs.anu.edu.au> (program)</verb>
<verb>Richard van Hees <R.M.vanHees@phys.uu.nl> (documentation)</verb>

<sect1> BUGS<p>
You can not modify color or video settings with <bf/nvvideo/ while
running X.

</manpage>
