Vou dar um palpite bem bom que se chama v4l-utils posso estar errado ou não funcionar ai mas é o que instalo aqui nos meus netbook e notebook para que com o teste final Cheese minhas webcam funcionem
cretodebian@creto ~ $ apt-cache show v4l-utils
Package: v4l-utils
Version: 1.6.0-2
Installed-Size: 633
Maintainer: Gregor Jasny <gjasny@googlemail.com>
Architecture: i386
Replaces: ivtv-utils (<< 1.4.1-2), media-ctl
Depends: libv4l-0 (= 1.6.0-2), libv4l2rds0 (= 1.6.0-2), libc6 (>= 2.17), libgcc1 (>= 1:4.1.1), libstdc++6 (>= 4.6), libudev1 (>= 183), libv4lconvert0 (>= 0.5.0)
Breaks: ivtv-utils (<< 1.4.1-2), media-ctl
Description-en: Collection of command line video4linux utilities
v4l-utils contains the following video4linux command line utilities:
.
decode_tm6000: decodes tm6000 proprietary format streams
rds-ctl: tool to receive and decode Radio Data System (RDS) streams
v4l2-compliance: tool to test v4l2 API compliance of drivers
v4l2-ctl, cx18-ctl, ivtv-ctl: tools to control v4l2 controls from the cmdline
v4l2-dbg: tool to directly get and set registers of v4l2 devices
v4l2-sysfs-path: sysfs helper tool
Description-md5: c4a8a3b92affa97c3ad675a648fb35d7
Homepage: http://linuxtv.org/downloads/v4l-utils/
Tag: interface::commandline, role::program, works-with::video
Section: utils
Priority: optional
Filename: pool/main/v/v4l-utils/v4l-utils_1.6.0-2_i386.deb
Size: 204226
MD5sum: 1d22f94429ef1dc3034a3b3ff396da27
SHA1: 6ef039e3640db17bfdc7aac1141d14815fec7df4
SHA256: 22520d0369532fcae63ac4bc2aeca99c56e163e2ee88d2b1a80a2ead90e4e47d
cretodebian@creto ~ $
Então tente instalar ai:
sudo apt-get update ; sudo apt-get install v4l-utils libv4l-0 v4l2ucp
Espero ter sido útil de alguma forma.
T+