On 3 April 2011 00:33, Bob Goodwin <bobgoodwin@xxxxxxxxxxxx> wrote: > On 02/04/11 19:15, Ian Malone wrote: >> >> Thanks, with a bit of tweaking I'm able to record with ffmpeg, though >> it's a pity this means I can't preview what's being recorded. However >> I'm a bit greedy and if I have to use the command line to be able to >> do this then I'd also like to figure out how to record synchronised >> sound from different sources. Anyone able to suggest how that might be >> done? Using sox and piping into ffmpeg doesn't work, video gets out of >> sync (also I've got some sox related problem about different rates). >> > > Â Â"record with ffmpeg" Â How do you do this? Is there an > Â Âinstruction/documentation? I have a couple of IP cameras and would > Â Âlike to be able to record a film clip from them occasionally. > Â ÂUsually just view them with VLC. > This is with an attached webcam, not sure what you need for IP cameras: ffmpeg -f alsa -ac 2 -i pulse -f video4linux2 -s 800x600 -r 15 -i /dev/video0 -acodec pcm_s16le -vcodec libx264 -vpre lossless_ultrafast -threads 0 webcam.avi I suspect you'd drop the audio codec options and then -acodec null maybe. Of course if you're viewing them with VLC then you can just use the record button you get with View|Advanced Controls enabled. -- imalone -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines
