Re: Using Logitech Quickcam on Debian 4.0
On Saturday 09 August 2008 00:46, Andrew Sackville-West wrote:
> On Fri, Aug 08, 2008 at 05:32:40PM -0400, Paul Cartwright wrote:
> > On Fri August 8 2008, Andrew Sackville-West wrote:
> > > hmmm... I believe its possible, with some cameras, to
> > >
> > > cat /dev/video0 > myvidfile
> > >
> > > and then play it with mplayer. worth a shot.
> >
> > $ cat /dev/video0>paulsvid
> > cat: /dev/video0*** glibc detected *** cat: free(): invalid next size
> > (fast): 0x0995c860 ***
> > ======= Backtrace: =========
> > /lib/i686/cmov/libc.so.6[0xb7ed58f5]
> > /lib/i686/cmov/libc.so.6(cfree+0x90)[0xb7ed9360]
> > /lib/i686/cmov/libc.so.6[0xb7e922e2]
> > /lib/i686/cmov/libc.so.6[0xb7e9062f]
> > /lib/i686/cmov/libc.so.6[0xb7e8ffee]
> > /lib/i686/cmov/libc.so.6(dcgettext+0x43)[0xb7e8ef13]
> > /lib/i686/cmov/libc.so.6(__strerror_r+0x109)[0xb7edc0a9]
> > /lib/i686/cmov/libc.so.6[0xb7f3fd82]
> > /lib/i686/cmov/libc.so.6(error+0x58)[0xb7f40018]
> > cat[0x8049a24]
> > /lib/i686/cmov/libc.so.6(__libc_start_main+0xe0)[0xb7e80450]
> > cat[0x8048c91]
> > ======= Memory map: ========
> > 08048000-0804f000 r-xp 00000000 08:06 2069686 /bin/cat
> > 0804f000-08050000 rw-p 00006000 08:06 2069686 /bin/cat
> > 0995a000-0997b000 rw-p 0995a000 00:00 0 [heap]
> > b7b00000-b7b21000 rw-p b7b00000 00:00 0
> > b7b21000-b7c00000 ---p b7b21000 00:00 0
> > b7ce7000-b7cf3000 r-xp 00000000 08:06 1839064 /lib/libgcc_s.so.1
> > b7cf3000-b7cf4000 rw-p 0000b000 08:06 1839064 /lib/libgcc_s.so.1
> > b7cf4000-b7e69000 r--p 00000000 08:06
> > 1773853 /usr/lib/locale/locale-archive
> > b7e69000-b7e6a000 rw-p b7e69000 00:00 0
> > b7e6a000-b7fb2000 r-xp 00000000 08:06 2068498
> > /lib/i686/cmov/libc-2.7.so b7fb2000-b7fb3000 r--p 00148000 08:06 2068498
> > /lib/i686/cmov/libc-2.7.so b7fb3000-b7fb5000 rw-p 00149000 08:06
> > 2068498 /lib/i686/cmov/libc-2.7.so b7fb5000-b7fb8000 rw-p b7fb5000
> > 00:00 0
> > b7fd6000-b7fd8000 rw-p b7fd6000 00:00 0
> > b7fd8000-b7fd9000 r-xp b7fd8000 00:00 0 [vdso]
> > b7fd9000-b7ff3000 r-xp 00000000 08:06 1872512 /lib/ld-2.7.so
> > b7ff3000-b7ff5000 rw-p 00019000 08:06 1872512 /lib/ld-2.7.so
> > bfedf000-bfef4000 rw-p bffeb000 00:00 0 [stack]
> > Aborted
> > pbc@paulandcilla:~/videos$ lst
> > total 20
> > drwxr-xr-x 155 pbc pbc 12288 2008-08-08 17:31 ..
> > -rw-r--r-- 1 pbc pbc 0 2008-08-08 17:31 paulsvid
> > drwxr-xr-x 2 pbc pbc 4096 2008-08-08 17:31 .
>
> wow. that looks kind of like there might be a problem in the
> driver. If you can't cat from the video device, then there's something
> seriously wrong. I highly recommend you check out the gspca drivers
> instead of the spca5xx-source packages. I have used the gspca drivers
> without difficulty, though there was no sound implemented for my
> particular camera. ymmv.
>
> there is both a gspca-source and gspca-modules-... packages. IIRC, the
> spca5xx is being replaced upstream...
All this talk about spca... Isn't there a quickcam specific driver? I know
there is... qc-usb-source is the package. I used for some logitech quickcam
some time ago.
>
> A
--
Shachar Or | שחר אור
http://ox.freeallweb.org/
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