3,260
edits
Changes
m
→Video capture using FFmpeg
* Connection: USB Host 2.0
= Video capture using FFmpeg and Video4Linux =
FFmpeg project page: http://ffmpeg.org/
Video4Linux wiki: http://linuxtv.org/wiki/index.php/Main_Page
Video4Linux kernel documentation: http://www.mjmwired.net/kernel/Documentation/video4linux/v4l2-framework.txt
The FFmpeg tool is not provided with the default NELK root file system. FFmpeg can be added to the root file system:
* manually, building it from source coder
* using a build system, as buildroot or openembedded
* installing it as a package, if the root file system features a package manager and ffmpeg is available as a package
In this article, we assume that
The video stream from the USB camera con be E' stato provato ffmpeg per registrare il flusso video di una webcam con questo comando
<pre>
ffmpeg -f video4linux2 -r 30 -s 640x480 -i /dev/video0 out.avi
</pre>
dove /dev/video0 e' la webcam, se si collega dopo il boot controllare dove viene montata.
= Video capture using gstreamer =