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authorRamiro Polla <ramiro@lisha.ufsc.br>2007-02-14 17:01:32 +0000
committerGuillaume Poirier <gpoirier@mplayerhq.hu>2007-02-14 17:01:32 +0000
commitcc58300e30e7aea6acfecd72a04a3886b285cfd8 (patch)
treee1060df29a65226dcdf1378538c920a1a544e2f8 /doc/ffmpeg-doc.texi
parent20121213630a03001148f3ffdadac895dae8d7c5 (diff)
downloadffmpeg-streaming-cc58300e30e7aea6acfecd72a04a3886b285cfd8.zip
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implement new grabbing interface, as described here:
ttp://thread.gmane.org/gmane.comp.video.ffmpeg.devel/42920 patch by Ramiro Polla % ramiro A lisha P ufsc P br % Original thread: Date: Jan 31, 2007 8:56 PM Subject: [Ffmpeg-devel] [PATCH] New grabbing interface Originally committed as revision 7983 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'doc/ffmpeg-doc.texi')
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1 files changed, 7 insertions, 17 deletions
diff --git a/doc/ffmpeg-doc.texi b/doc/ffmpeg-doc.texi
index 768471b..40bed30 100644
--- a/doc/ffmpeg-doc.texi
+++ b/doc/ffmpeg-doc.texi
@@ -26,11 +26,11 @@ video on the fly with a high quality polyphase filter.
@c man begin EXAMPLES
@section Video and Audio grabbing
-FFmpeg can use a video4linux compatible video source and any Open Sound
-System audio source:
+FFmpeg can grab video and audio from devices given that you specify the input
+format and device.
@example
-ffmpeg /tmp/out.mpg
+ffmpeg -f audio_device -i /dev/dsp -f video4linux2 -i /dev/video0 /tmp/out.mpg
@end example
Note that you must activate the right video source and channel before
@@ -44,14 +44,14 @@ standard mixer.
FFmpeg can grab the X11 display.
@example
-ffmpeg -f x11grab -vd x11:0.0 /tmp/out.mpg
+ffmpeg -f x11grab -i :0.0 /tmp/out.mpg
@end example
0.0 is display.screen number of your X11 server, same as
the DISPLAY environment variable.
@example
-ffmpeg -f x11grab -vd x11:0.0+10,20 /tmp/out.mpg
+ffmpeg -f x11grab -i :0.0+10,20 /tmp/out.mpg
@end example
0.0 is display.screen number of your X11 server, same as the DISPLAY environment
@@ -154,8 +154,6 @@ ffmpeg [[infile options][@option{-i} @var{infile}]]... @{[outfile options] @var{
@c man end
@end example
@c man begin DESCRIPTION
-If no input file is given, audio/video grabbing is done.
-
As a general rule, options are applied to the next specified
file. Therefore, order is important, and you can have the same
option on the command line multiple times. Each occurrence is
@@ -609,20 +607,12 @@ Set the ISO 639 language code (3 letters) of the current subtitle stream.
@section Audio/Video grab options
@table @option
-@item -vd device
-sEt video grab device (e.g. @file{/dev/video0}).
@item -vc channel
Set video grab channel (DV1394 only).
@item -tvstd standard
Set television standard (NTSC, PAL (SECAM)).
-@item -dv1394
-Set DV1394 grab.
-@item -ad device
-Set audio device (e.g. @file{/dev/dsp}).
-@item -grab format
-Request grabbing using.
-@item -gd device
-Set grab device.
+@item -isync
+Synchronize read on input.
@end table
@section Advanced options
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