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matroxset - switch the output mode of Matrox video cards


matroxset [OPTIONS] [VALUE]


-c Get/set control value.

-e Edit controls interactively.

Manipulate the frame buffer DEVICE (default is /dev/fb1).

-l List controls

-m Connect this frame buffer to the outputs specified in VALUE (0 is none, 1 is primary,
2 is secondary, 4 is digital flat panel; these values may be summed for multiple

Set OUTPUT (0 is primary, 1 is secondary, default is 1) to the output mode VALUE (128
is monitor, 1 is PAL TV, 2 is NTSC TV).

-p Display information about blanking.


Output Matrox card video to television. PAL 50Hz and NTSC 59.94Hz are supported, Composite
and S-Video output.

Contains two demo programs, normal and swapped. First selects CRTC1 on first output and
CRTC2 on second one. Swapped connects CRTC1 to secondary head and CRTC2 to primary head.
You can use these programs if you need text mode or 8bpp mode on TV, as CRTC2 is incapable
of these modes.

In program call, If VALUE is specified, set the specified option to VALUE. If VALUE is not
specified, retrieve the value of the specified option.

For technical information, see TV-out on the G450 at <http://www.bglug.ca/matrox_tvout>.
See also "Matrox Marvel" tips for G200, G400 at <http://marvel.sourceforge.net/>. Matrox
frame buffer headers at /usr/include/linux/matroxfb.h



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