documentation for X11 grabbing

Originally committed as revision 7314 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago · 76d2efda6d
parent d0674868c5
commit 76d2efda6d
1 changed files with 11 additions and 0 deletions
--- a/doc/ffmpeg-doc.texi
+++ b/doc/ffmpeg-doc.texi
@ -39,6 +39,17 @@ launching FFmpeg with any TV viewer such as xawtv
 have to set the audio recording levels correctly with a
 standard mixer.

+@section X11 grabbing
+
+FFmpeg can grab X11 display.
+
+@example
+ffmpeg -f x11grab -vd x11:0.0 /tmp/out.mpg
+@end example
+
+0.0 is display.screen numbers of your X11 server.
+You can check $DISPLAY variable.
+
@section Video and Audio file format conversion

 * FFmpeg can use any supported file format and protocol as input: