From f585eca5a1c5bd3b6f4e7cded19d3381e113aacb Mon Sep 17 00:00:00 2001
From: gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Tue, 6 Nov 2001 18:20:41 +0000
Subject: Applied Nick Kurshev's patch

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2748 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 DOCS/video.html | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'DOCS/video.html')

diff --git a/DOCS/video.html b/DOCS/video.html
index 10447009e1..f1f84b47e7 100644
--- a/DOCS/video.html
+++ b/DOCS/video.html
@@ -671,6 +671,9 @@ in vm86 mode).<BR>
 <b>What are minuses:</b><BR>
  - It works only on <b>x86 systems</b>.<BR>
  - <b>It's the slowest driver</b> from all the available ones for MPlayer.<BR>
+   (But only if your card doesn't support <b>DGA mode</b> - otherwise this    
+   driver is comparable by speed with <b>-vo dga</b> and <b>-vo fbdev</b> ones.<BR>
+
  - It can be used only by <b>ROOT</b>.<BR>
  - Currently it's available only for <b>Linux</b>.<BR>
  - It <b>doesn't use</b> any <b>hardware accelerations</b> (like YUV overlay or hw scaling).<BR>
@@ -679,13 +682,13 @@ in vm86 mode).<BR>
 <P>
 <TABLE BORDER=0>
 <TD COLSPAN=4><P><B><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>These switches of command line currently are available for VESA:</B></P></TD><TR>
-<TD>&nbsp;&nbsp;</TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-vo vesa:opts</TD><TD>&nbsp;&nbsp;</TD><TD>
-<FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>will be implemented soon. (Will specify mode parameters such as refresh rate, interlacing, doublescan and so on. Samples: i43,  85,  d100)</TD><TR>
+<TD>&nbsp;&nbsp;</TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-vo vesa:opts</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>currently recognized: <b>dga</b> to force dga mode and <b>nodga</b> to disable dga mode. Note: you may omit these parameters to enable <b>autodetect</b> of dga mode. (In the future also will specify mode parameters such as refresh rate, interlacing, doublescan and so on. Samples: i43, 85, d100)</TD><TR>
 <TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-screenw, -screenh, -bpp</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>force userdefined mode</TD><TR>
 <TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-x, -y</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>set userdefined prescaling</TD><TR>
 <TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-zoom</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>enables userdefined prescaling</TD><TR>
 <TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-fs</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>scales image to fullscreen</TD><TR>
 <TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-fs -zoom</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>scales userdefined prescaling to fullscreen</TD><TR>
+<TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>-double</TD><TD></TD><TD><FONT face="Verdana, Arial, Helvetica, sans-serif" size=2>enables double buffering mode. (Available only in DGA mode). Should be slower of single buffering, but has no flickering effects.</TD><TR>
 </TABLE>
 </P>
 
@@ -837,6 +840,9 @@ chips with 64 - 128-bit access) so it's not bottleneck for them. There are no
 limitations on which video mode can be displayed on your TV (like on other
 cards) so you can use <b>any video mode</b> on your <b>TV</b> (from
 <b>320x200</b> up to <b>1024x768</b>).<br>
+From other side (it's known at least for <b>Radeons</b>) there is <b>DGA</b>
+mode which is detected automatically and in this case you'll get comparable
+with <b>-vo dga</b> and <b>-vo fbdev</b> drivers speed.<br>
 Only thing you need to do - <b>have TV connector plugged in before booting your
 PC</b> since video BIOS initializes itself only once during POST procedure.
 </P>
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