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added DGA vidmode changin' stuff (but I still don't understand it, and

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it doesn't work right now;), and new section: Not really acceleration, but...


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@431 b3059339-0415-0410-9bf9-f77b7e298cf2
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gabucino 2001-04-15 11:48:21 +00:00
parent e9bdcca973
commit 975dc485e1
1 changed files with 31 additions and 2 deletions
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33
DOCS/VIDEOCARDS
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@ -12,6 +12,7 @@ II. OpenGL drivers with glTexSubImage() support (currently the Utah-GLX
drivers)
III. Native card-specific drivers, using special abilities of some cards
IV. DGA - direct graphic access. no YUV & scaling, but faster than raw X11
V. Not really acceleration, but...
Now, let's see them in details:
@ -114,9 +115,12 @@ using the DGA driver:
1. Make sure X loads the DGA extension:
(II) Loading extension XFree86-DGA
(you see, XFree86 4.0.x or greater is VERY RECOMMENDED!)
2. MPlayer's DGA driver is autodetected on ./configure, or you can force it
with --enable-dga.
3. Be sure to use 24/32bpp mode, since there is no converter right now.. :(
3. If the driver couldn't switch to a smaller resolution, experiment with
switches -vm (only with X 3.0.x), -fs, -bpp, -zoom to find a video mode that
the movie fits in. There is no converter right now.. :(
4. Install MPlayer SUID root.
'chown root /usr/local/bin/mplayer'
'chmod 750 /usr/local/bin/mplayer'
@ -127,7 +131,6 @@ using the DGA driver:
can be accessed by more people than only you because they can gain root
privilegies through suid root mplayer.
!!!! SO YOU HAVE BEEN WARNED ... !!!!
5. Use '-vo dga' option, and there you go! (hope so:)
If you have fast enough CPU (P3 800 for example) you can try fsdga for
@ -135,6 +138,32 @@ fullscreen mpeg playing (using software YUV->RGB scaling):
mplayer -vo fsdga ...
V. Not really acceleration, but...
a, If you don't have X...
...use the SVGAlib target! Be sure not to use the -fs switch, since it
toggles the usage of the software scaler, and it's SLOOOW now, unless you
have a real fast CPU (and/or MTRR?). :(
Of course you'll have to install svgalib and its development package in
order for MPlayer build its SVGAlib driver (autodetected, but can be
forced), and don't forget to edit /etc/vga/libvga.config to suit your
card & monitor.
b, You want to use framebuffer...
... Use --enable-fbdev switch of ./configure and the FBdev target will be
built (don't forget to 'make distclean' first!). Yet another "don't forget" :
read the framebuffer documentation in the kernel sources
(Documentation/fb/*) !
... but don't your card doesn't support VBE 2.0 standard (older ISA/PCI
cards, such as S3 Trio64) :
Well, VESAfb is still available, but you'll have to load SciTech Display
Doctor (formerly UniVBE) before booting Linux. Use a DOS boot disk or
whatever. And don't forget to register your UniVBE ;))
Gabucino & A'rpi