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| author | Stefano Sabatini <stefasab@gmail.com> | 2013-01-31 16:21:47 +0100 |
|---|---|---|
| committer | Stefano Sabatini <stefasab@gmail.com> | 2013-01-31 22:13:08 +0100 |
| commit | 349e7f423f19be98cd8b6f808e3c5174054ebedc (patch) | |
| tree | b8153eafae0ed074e58479b481109452f67b44f5 | |
| parent | d2ccab5f8a5f9121200b85c2fd8ef35916b1bf62 (diff) | |
| download | ffmpeg-349e7f423f19be98cd8b6f808e3c5174054ebedc.tar.gz | |
doc/indevs: itemize examples for the v4l2 device
| -rw-r--r-- | doc/indevs.texi | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/doc/indevs.texi b/doc/indevs.texi index 39204d80c0..00996461a2 100644 --- a/doc/indevs.texi +++ b/doc/indevs.texi @@ -612,16 +612,22 @@ boot time, unaffected by NTP or manual changes to the clock). The @option{-timestamps abs} or @option{-ts abs} option can be used to force conversion into the real time clock. -Some usage examples of the video4linux2 devices with @command{ffmpeg} +Some usage examples of the video4linux2 device with @command{ffmpeg} and @command{ffplay}: +@itemize +@item +Grab and show the input of a video4linux2 device: @example -# Grab and show the input of a video4linux2 device. ffplay -f video4linux2 -framerate 30 -video_size hd720 /dev/video0 +@end example -# Grab and record the input of a video4linux2 device, leave the -framerate and size as previously set. +@item +Grab and record the input of a video4linux2 device, leave the +framerate and size as previously set: +@example ffmpeg -f video4linux2 -input_format mjpeg -i /dev/video0 out.mpeg @end example +@end itemize For more information about Video4Linux, check @url{http://linuxtv.org/}. |