Do you think is it possible to A20 to capture simultaneously videos from four analog video cameras through the four analog video inputs, encode them in H.264 and record them on a SDCard ?
Em segunda-feira, 2 de novembro de 2015 10:53:19 UTC-2, Rosimildo DaSilva escreveu: > And one last note, with a NTSC camera: > > > > ffmpeg -f v4l2 -r ntsc -pix_fmt nv12 -i /dev/video1 -t 10 -vf yadif tvd.avi > > > > > Enjoy! > > > On Monday, November 2, 2015 at 6:12:13 AM UTC-6, Rosimildo DaSilva wrote:On > Monday, November 2, 2015 at 4:11:58 AM UTC-6, Enrico wrote: > Il giorno domenica 1 novembre 2015 23:52:45 UTC+1, Rosimildo DaSilva ha > scritto: > Hi all, > > > I confirm the driver from "Rodolfo" works on a Marsboard H/W. So, it seems > the CB3 I have must be damaged or the TV-In do not work there. > > > I bought a Marsboard, and it works. > > > The picture is not great, but the driver works. > > > Also, I have fixed a few things to avoid to use the "application" to set > things up. > > > Now, it works out of the box with ffmpeg. > > > Rosimildo > > > > > Great, did you use an android kernel or linux-sunxi? > > I was testing on olinuxino micro (a20), maybe it has the same issue as the > cb3 and tv-in will never work. From a quick look at the schematics the only > difference with marsboard for both boards is the missing input filter, i > don't know if that could be the issue....i'm adding Tsvetan on cc maybe he > has an answer. > > Enrico > > > > I've used the "linux-sunxi" 3.4.103, which is a relatively new kernel. It > should work with the latest one. > > > The marsboard comes with 3.4.90, as mentioned before by Rodolfo. I just > compiled and updated the kernel, and it works out of the box with the same > Uboot and rootfs. > > > What I did it: > > > - Compiled the kernel ( got the .config from the running system ). You have > to get the driver from Rodolfo's tree... and follow the instructions there... > - copied "uImage" to your sdCard ( partition 1 ) > - copied /lib/modules to sdCard ( partition 2 ) > - depmod -a > - reboot > > > Rosimldo -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
