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diff --git a/share/man/man4/bktr.4 b/share/man/man4/bktr.4 new file mode 100644 index 0000000..04d30a7 --- /dev/null +++ b/share/man/man4/bktr.4 @@ -0,0 +1,80 @@ +.\" +.\" $Id$ +.\" +.Dd January 28, 1998 +.br +.in +0.5i +.Dt BKTR 4 i386 +.Os FreeBSD 2.2 +.Sh NAME +.Nm brooktree +.Nd video capture driver +.Sh SYNOPSIS +.Nm device bktr0 +.Sh DESCRIPTION +The +.Nm bktr +driver provides support for PCI +.Em video +capture on low cost, high performance boards. The driver is heavily based on +the Matrox Meteor driver. The bktr driver should support most video cards +based on the +.Em Brooktree Bt848 Video Capture Chip. +.Pp +Specifically, the following cards are known to work: +.br +.Em Hauppage Wincast TV +.br +.Em STB TV PCI Television Tuner +.br +.Em Miro PC TV +.br +.Em Intel Smart Video Recorder III +.Pp +The driver currently supports the following features: +.br +.in +0.5i +PCI to PCI dma transfer +.br +clipping +.br +yuv +.br +rgb16 +.br +rgb24 +.br +rgb32 +.in -0.5i +.Pp +The following kernel parameters may be used to further configure the driver: +.Pp +.Em options "BROOKTREE_ALLOC_PAGES=xxx" +specifies the number of contiguous pages to allocate when successfully +probed. The default number of pages allocated by the kernel is 216. +This means that there are (216*4096) bytes available for use. +.Pp +.Sh AUTHOR +This driver is based on the work of +.An Jim Lowe Aq james@miller.cs.uwm.edu , +.An Mark Tinguely Aq tinguely@plains.nodak.edu , +.An Amancio Hasty Aq hasty@star-gate.com +and a bunch of other people. +.Sh FILES +.Bl -tag -width /usr/share/examples/meteor -compact +.It Pa /usr/share/examples/meteor +Examples of what you can do with the (similarly designed) Meteor driver. +.It Pa /usr/ports/graphics/fxtv +A display program utilizing the bktr driver - requires that +.Em The X Window System +and +.Em The Ports Collection +also be installed. +.El +.Sh SEE ALSO +.Xr meteor 4 +.Sh HISTORY +The +.Nm +driver first appeared in +.Fx 2.2 . |