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Diffstat (limited to 'DOCS/video.html')
| -rw-r--r-- | DOCS/video.html | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/DOCS/video.html b/DOCS/video.html index e36b50a0df..8b38bdf8f4 100644 --- a/DOCS/video.html +++ b/DOCS/video.html @@ -731,6 +731,36 @@ handy, but you need powerful CPU to use software scaling. Don't use the SDL driver's software output+scaler, it has worse image quality !</P> +<P><B><A NAME=2.3.1.14>2.3.1.14. Radeon framebuffer (radeon_vid)</A></B></P> +<P> +<b>radeon_vid</b> provides support for the <b>BackEnd Scaler</b> on ATI <b>Radeon</b> chipsets. +It was designed and introduced as analog of <a href="video.html#2.3.1.7">mga_vid</a> driver, so you can use it in the same way!<br> +But main goal of this driver usage is <a href="video.html#2.3.1.12">VESA</a> driver.<br> +Simply because VESA enables TV-out on ATI's card but Backend scaler is used after +mode switching. This implementation outputs video stream on both: <b>TV-screen</b> and <b>CRTC</b> +display simultaneously. (It slightly degrades quality of video output but it's +much better than nothing). +Sorry! I couldn't find out any video overlay's related information +on ATI pages. (I planned to implement it through <b>int 10h</b> calls). But it was +very easy to implement this stuff through reading/writing Radeon ports. +<br><b>NOTE</b>: XXX_VID technology is perfectly undocumented and maybe in the +future this stuff will be fully rewritten. This is the first public release of +driver.</P> + +<P> + <b>Location:</b><BR> + mplayer-CVS:main/drivers/radeon/radeon_vid* +<br><b>Usage:</b><BR> + <CODE>mplayer -vo vesa:lvo:/dev/radeon_vid <your options> filename</CODE> +</P> + +<P><b>Limitations:</b> Currently it works only with <b>YUY2</b> format, so use the DirectShow codec +family with it. You should have at least 32MB of video memory.<br> +<b>Conclusion:</b> I know there are lot of lacks and bugs. So if you are able +to improve something then simply send me your patches. +</P> + + <P><B><A NAME=2.3.1.A>2.3.1.A. TV-out support</A></B></P> <P><B><A NAME=2.3.1.A.1>2.3.1.A.1. Matrox cards</A></B></P> @@ -874,7 +904,7 @@ documentation. </P> -<P><B><A NAME=2.3.1.A.3>2.3.1.A.3. Voodoo 3</A></B></P> +<P><B><A NAME=2.3.1.A.4>2.3.1.A.4. Voodoo 3</A></B></P> <P> Check <A HREF="http://www.iki.fi/too/tvout-voodoo3-3000-xfree">this URL</A>. |