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| author | Uoti Urpala <uau@glyph.nonexistent.invalid> | 2010-04-26 18:25:34 +0300 |
|---|---|---|
| committer | Uoti Urpala <uau@glyph.nonexistent.invalid> | 2010-04-26 18:25:34 +0300 |
| commit | 7795726e0f8c70edd6ecde7fd2137214af302f4f (patch) | |
| tree | 87a087e69a0e2912183736de409676f824fb2248 /drivers/README.Matrox | |
| parent | ba3b65b92f3f822fa75b0210b841557f5b20f6d1 (diff) | |
| parent | e16f02fe4001f3056b8efd1a099a563569b73f5d (diff) | |
| download | mpv-7795726e0f8c70edd6ecde7fd2137214af302f4f.tar.bz2 mpv-7795726e0f8c70edd6ecde7fd2137214af302f4f.tar.xz | |
Merge svn changes up to r31033
Diffstat (limited to 'drivers/README.Matrox')
| -rw-r--r-- | drivers/README.Matrox | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/README.Matrox b/drivers/README.Matrox index ae641ab452..48a37ed057 100644 --- a/drivers/README.Matrox +++ b/drivers/README.Matrox @@ -7,12 +7,12 @@ http://attila.kinali.ch/mga/ mga_vid - MGA G200/G400 YUV Overlay kernel module - Author: - Aaron Holtzman <aholtzma@ess.engr.uvic.ca>, Oct 1999 + Author: + Aaron Holtzman <aholtzma@ess.engr.uvic.ca>, Oct 1999 - Contributions by: - Fredrik Vraalsen <vraalsen@cs.uiuc.edu> - Alan Cox <alan@lxorguk.ukuu.org.uk> + Contributions by: + Fredrik Vraalsen <vraalsen@cs.uiuc.edu> + Alan Cox <alan@lxorguk.ukuu.org.uk> WARNING ----- WARNING @@ -24,23 +24,23 @@ MAX to spout 6 inch flames. You have been warned. What does this code do? - mga_vid is a kernel module that utilitizes the Matrox G200/G400/G550 - video scaler/overlay unit to perform YUV->RGB colorspace conversion - and arbitrary video scaling. + mga_vid is a kernel module that utilitizes the Matrox G200/G400/G550 + video scaler/overlay unit to perform YUV->RGB colorspace conversion + and arbitrary video scaling. - mga_vid is also a monster hack. + mga_vid is also a monster hack. How does mga_vid work? - This kernel module sets up the BES (backend scaler) with appropriate - values based on parameters supplied via ioctl. It also maps a chunk of - video memory into userspace via mmap. This memory is stolen from X - (which may decide to write to it later). The application can then write - image data directly to the framebuffer (if it knows the right padding, - etc). + This kernel module sets up the BES (backend scaler) with appropriate + values based on parameters supplied via ioctl. It also maps a chunk of + video memory into userspace via mmap. This memory is stolen from X + (which may decide to write to it later). The application can then write + image data directly to the framebuffer (if it knows the right padding, + etc). How do I know if mga_vid works on my system? - There is a test application called mga_vid_test. This test code should - draw some nice 256x256 images for you if all is working well. + There is a test application called mga_vid_test. This test code should + draw some nice 256x256 images for you if all is working well. |