From 8613b3bb62f14d5eacece2c4793f744c3fefd876 Mon Sep 17 00:00:00 2001 From: gabucino Date: Tue, 4 Feb 2003 21:38:31 +0000 Subject: fixing others' 10/100liters git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9283 b3059339-0415-0410-9bf9-f77b7e298cf2 --- DOCS/video.html | 57 +++++++++++++++++++++++++++++---------------------------- 1 file changed, 29 insertions(+), 28 deletions(-) (limited to 'DOCS/video.html') diff --git a/DOCS/video.html b/DOCS/video.html index f64a69b1d3..69aaa1e7fa 100644 --- a/DOCS/video.html +++ b/DOCS/video.html @@ -220,13 +220,13 @@

2.3.1.2.2 DGA

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PREAMBLE
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PREAMBLE

This section tries to explain in some words what DGA is in general and what the DGA video output driver for MPlayer can do (and what it can't).

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WHAT IS DGA
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WHAT IS DGA

DGA is short for Direct Graphics Access and is a means for a program to bypass the X-Server and directly modifying the framebuffer memory. @@ -253,7 +253,7 @@ driver that controls this chip. So it does not work on every system.

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INSTALLING DGA SUPPORT FOR MPLAYER
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INSTALLING DGA SUPPORT FOR MPLAYER

First make sure X loads the DGA extension, see in /var/log/XFree86.0.log:

@@ -290,7 +290,7 @@ much faster.

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RESOLUTION SWITCHING
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RESOLUTION SWITCHING

The DGA driver allows for switching the resolution of the output signal. This avoids the need for doing (slow) software scaling and at the same time @@ -322,7 +322,7 @@ -

DGA & MPLAYER
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DGA & MPLAYER

DGA is used in two places with MPlayer: The SDL driver can be made to make use of it (-vo sdl:dga) and within the DGA driver (-vo dga). The above @@ -330,7 +330,7 @@ driver for MPlayer works.

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FEATURES
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FEATURES

The DGA driver is invoked by specifying -vo dga at the command line. The default behavior is to switch to a resolution matching the original @@ -369,7 +369,7 @@ CPU time!) depending on the implementation of DGA for your hardware.

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SPEED ISSUES
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SPEED ISSUES

Generally spoken, DGA framebuffer access should be at least as fast as using the X11 driver with the additional benefit of getting a fullscreen image. @@ -394,7 +394,7 @@ CPUs might work at 400 MHZ and above.

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KNOWN BUGS
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KNOWN BUGS

Well, according to some developers of XFree, DGA is quite a beast. They tell you better not to use it. Its implementation is not always flawless @@ -460,7 +460,7 @@ W/Smappings for * and / (mixer control) -

KNOWN BUGS
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KNOWN BUGS