On Wed, 2010-08-11 at 09:25 +0200, Sander Eikelenboom wrote: > Hello Devin, > > Yes it's completely reproducible for a change: > > ffmpeg -f video4linux -r 25 -s 720x576 -i /dev/video0 out.flv > gave an error: Use -f video4linux2. The -f video4linux option uses the old video4linux1 API. I have seen similar strange behavior when I used that ffmpeg option with a v4l2 driver I am developing. Also, ffmpeg does not use libv4l. > serveerstertje:/mnt/software/software# ffmpeg -f video4linux -r 25 -s 720x576 -i /dev/video0 out.flv > FFmpeg version r11872+debian_0.svn20080206-18+lenny1, Copyright (c) 2000-2008 Fa brice Bellard, et al. > configuration: --enable-gpl --enable-libfaad --enable-pp --enable-swscaler --e nable-x11grab --prefix=/usr --enable-libgsm --enable-libtheora --enable-libvorbi s --enable-pthreads --disable-strip --enable-libdc1394 --enable-shared --disable -static > libavutil version: 49.6.0 > libavcodec version: 51.50.0 > libavformat version: 52.7.0 > libavdevice version: 52.0.0 > built on Jan 25 2010 18:27:39, gcc: 4.3.2 > Input #0, video4linux, from '/dev/video0': > Duration: N/A, start: 1281511364.644674, bitrate: 165888 kb/s > Stream #0.0: Video: rawvideo, yuyv422, 720x576 [PAR 0:1 DAR 0:1], 165888 kb/ s, 25.00 tb(r) > File 'out.flv' already exists. Overwrite ? [y/N] y > Output #0, flv, to 'out.flv': > Stream #0.0: Video: flv, yuv420p, 720x576 [PAR 0:1 DAR 0:1], q=2-31, 200 kb/ s, 25.00 tb(c) > Stream mapping: > Stream #0.0 -> #0.0 > Press [q] to stop encoding > VIDIOCMCAPTURE: Invalid argument > frame= 1 fps= 0 q=3.0 Lsize= 38kB time=0.0 bitrate=7687.6kbits/s > video:37kB audio:0kB global headers:0kB muxing overhead 0.530927% > > > > So I tried just: > > ffmpeg -i /dev/video0 out.flv > > That makes it oops allways and instantly. > > -- > > Sander > > > > > Wednesday, August 11, 2010, 4:33:28 AM, you wrote: > > > On Tue, Aug 10, 2010 at 6:57 PM, Sander Eikelenboom > > <linux@xxxxxxxxxxxxxx> wrote: > >> Hello Devin, > >> > >> It's a k-world, which used to work fine (altough with another program, but I can't use that since it seems at least 2 other bugs prevent me from using my VM's :-) > >> It's this model http://global.kworld-global.com/main/prod_in.aspx?mnuid=1248&modid=6&pcid=47&ifid=17&prodid=104 > >> > >> Tried to grab with ffmpeg. > > > Is it reproducible? Or did it just happen once? If you have a > > sequence to reproduce, can you provide the command line you used, etc? > > > Devin > > > > -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
