record a video with ffmpeg from a webcam with audio 
Monday, January 31, 2011, 18:49 - System
Posted by Administrator
First activate and rise webcam audio input level with alsamixer.

ffmpeg -f video4linux2 -i /dev/video0 -pix_fmt yuv420p -s vga -r 8 -f alsa -ac 1 -ar 16000 -i hw:1,0 -vcodec mpeg4 -b 400k -acodec libmp3lame -ab 80k video.avi

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