Bart Hi, The errors you are getting are usually from old modules still laying around. try following the v4l-dvb installation how-to: http://www.linuxtv.org/wiki/index.php/How_to_Obtain,_Build_and_Install_V4L-DVB_Device_Drivers#First_Use:_Out_with_the_Old.2C_In_with_the_New
take special attention to the Special case (compressed kernel modules) in the Unresolved Symbols section Best regards, Paulo 2010/3/5 Bart Koppe <b...@a-bort.org>: > Hi List, > > I'm making a media installation. One screen shows video streams from several > webcams in the world, another screen shows you watching these streams. > > Basically i have two issues that I need to solve. One caused by the install > (or something I did wrong during that process) > To make my Microsoft Lifecam Cinema HD (not really a fan of MS, but that's > what i got) stream live video I installed the dev version of uvc-video. > After I booted my PC this morning unfortunatly vloopback stopped working. > > The other issue I could ask in a separate email, basically i can record the > webcam output, but not stream it. > > Thanks, > > Bart > > > > Some outputs according vloopback (the suggestions I found elsewhere to just > reboot don't work): > > # modprobe vloopback > FATAL: Error inserting vloopback > (/lib/modules/2.6.26-2-686/kernel/drivers/misc/vloopback.ko): Unknown symbol > in module, or unknown parameter (see dmesg) > > dmesg shows: > [ 2216.742102] vloopback: disagrees about version of symbol video_devdata > [ 2216.742102] vloopback: Unknown symbol video_devdata > [ 2216.742102] vloopback: disagrees about version of symbol > video_unregister_device > [ 2216.742102] vloopback: Unknown symbol video_unregister_device > [ 2216.742205] vloopback: disagrees about version of symbol > video_device_alloc > [ 2216.742210] vloopback: Unknown symbol video_device_alloc > [ 2216.742293] vloopback: disagrees about version of symbol > video_register_device > [ 2216.742298] vloopback: Unknown symbol video_register_device > [ 2216.742370] vloopback: disagrees about version of symbol > video_device_release > [ 2216.742370] vloopback: Unknown symbol video_device_release > > # cat /proc/version > Linux version 2.6.26-2-686 (Debian 2.6.26-21lenny3) (da...@debian.org) (gcc > version 4.1.3 20080704 (prerelease) (Debian 4.1.2-25)) #1 SMP Wed Feb 10 > 08:59:21 UTC 2010 > > # cat /proc/modules > nvidia 7086148 34 - Live 0xf942f000 (P) > agpgart 28808 1 nvidia, Live 0xf8a6d000 > tun 8292 1 - Live 0xf8a50000 > ppdev 6468 0 - Live 0xf8a4d000 > lp 8164 0 - Live 0xf8a4a000 > ipv6 235396 24 - Live 0xf8c73000 > powernow_k8 12036 0 - Live 0xf89fc000 > cpufreq_powersave 1856 0 - Live 0xf89e3000 > cpufreq_userspace 3172 0 - Live 0xf8945000 > cpufreq_conservative 5960 0 - Live 0xf8a0c000 > cpufreq_ondemand 6476 2 - Live 0xf89f6000 > cpufreq_stats 3776 0 - Live 0xf8830000 > freq_table 4224 3 powernow_k8,cpufreq_ondemand,cpufreq_stats, Live > 0xf89f9000 > fuse 42908 1 - Live 0xf8a56000 > compat_ioctl32 1248 0 - Live 0xf8918000 > loop 12748 0 - Live 0xf8a07000 > parport_pc 22500 1 - Live 0xf8a00000 > parport 30988 3 ppdev,lp,parport_pc, Live 0xf89da000 > snd_hda_intel 325720 0 - Live 0xf8a90000 > snd_usb_audio 70272 0 - Live 0xf8a10000 > snd_usb_lib 13472 1 snd_usb_audio, Live 0xf89d5000 > shpchp 25528 0 - Live 0xf89ba000 > snd_pcm 62660 2 snd_hda_intel,snd_usb_audio, Live 0xf89e5000 > snd_seq_midi 5728 0 - Live 0xf8947000 > pci_hotplug 23460 1 shpchp, Live 0xf89a6000 > pcspkr 2432 0 - Live 0xf88b6000 > snd_seq_midi_event 6432 1 snd_seq_midi, Live 0xf898c000 > snd_rawmidi 18496 2 snd_usb_lib,snd_seq_midi, Live 0xf89b4000 > snd_hwdep 6212 1 snd_usb_audio, Live 0xf8951000 > snd_seq 41456 2 snd_seq_midi,snd_seq_midi_event, Live 0xf89c3000 > snd_timer 17800 2 snd_pcm,snd_seq, Live 0xf89ae000 > uvcvideo 51692 0 - Live 0xf897e000 > snd_seq_device 6380 3 snd_seq_midi,snd_rawmidi,snd_seq, Live 0xf894e000 > videodev 34656 1 uvcvideo, Live 0xf899c000 > snd 45636 8 > snd_hda_intel,snd_usb_audio,snd_pcm,snd_rawmidi,snd_hwdep,snd_seq,snd_timer,snd_seq_device, > Live 0xf898f000 > v4l1_compat 11524 2 uvcvideo,videodev, Live 0xf894a000 > snd_page_alloc 7816 2 snd_hda_intel,snd_pcm, Live 0xf893e000 > soundcore 6368 1 snd, Live 0xf8942000 > ftdi_sio 44296 1 - Live 0xf8955000 > usbserial 26472 3 ftdi_sio, Live 0xf88ae000 > i2c_core 19828 2 nvidia,videodev, Live 0xf8895000 > wmi 6440 0 - Live 0xf88ab000 > button 6096 0 - Live 0xf88a8000 > evdev 8000 4 - Live 0xf884b000 > ext3 105576 2 - Live 0xf8963000 > jbd 39476 1 ext3, Live 0xf8933000 > mbcache 7108 1 ext3, Live 0xf8865000 > sd_mod 22200 4 - Live 0xf8911000 > usbhid 35904 0 - Live 0xf8907000 > hid 33184 1 usbhid, Live 0xf88fd000 > ff_memless 4392 1 usbhid, Live 0xf8892000 > ide_pci_generic 3908 0 [permanent], Live 0xf8852000 > amd74xx 7752 0 [permanent], Live 0xf8824000 > ide_core 96168 2 ide_pci_generic,amd74xx, Live 0xf891a000 > forcedeth 45072 0 - Live 0xf889b000 > ata_generic 4676 0 - Live 0xf884f000 > ahci 23596 3 - Live 0xf885e000 > libata 140448 2 ata_generic,ahci, Live 0xf88d9000 > scsi_mod 129548 2 sd_mod,libata, Live 0xf88b8000 > dock 8304 1 libata, Live 0xf8832000 > ehci_hcd 28428 0 - Live 0xf8856000 > ohci_hcd 18500 0 - Live 0xf8845000 > usbcore 118192 9 > snd_usb_audio,snd_usb_lib,uvcvideo,ftdi_sio,usbserial,usbhid,ehci_hcd,ohci_hcd, > Live 0xf886d000 > thermal 15228 0 - Live 0xf8836000 > processor 32576 2 powernow_k8,thermal, Live 0xf883c000 > fan 4196 0 - Live 0xf8827000 > thermal_sys 10856 3 thermal,processor,fan, Live 0xf882a000 > > > -- > -----/\/\/\/\/\/\----- > Bart Koppe > bk at a-bort dot org > http://a-bort.org > -----\/\/\/\/\/\/----- > > I love deadlines. I like the whooshing sound they make as they fly by. - > Douglas Adams > _______________________________________________ > Linux-uvc-devel mailing list > Linux-uvc-devel@lists.berlios.de > https://lists.berlios.de/mailman/listinfo/linux-uvc-devel > _______________________________________________ Linux-uvc-devel mailing list Linux-uvc-devel@lists.berlios.de https://lists.berlios.de/mailman/listinfo/linux-uvc-devel