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hi

i am beginner in linux and i have installed the ubuntu 12.04LT. i tried to install opencv from this guid :

opencv.willowgarage.com/wiki/InstallGuide %3A Debian

but when i tried to instlall this line : sud apt-get install libpnglite-dev libpngwriter0-dev libpngwriter0c2

i recived this errors :

Reading package lists... Done Building dependency tree Reading state information... Done E: Unable to locate package libpngwriter0-dev E: Unable to locate package libpngwriter0c2

hi

i am beginner in linux and i have installed the ubuntu 12.04LT. i tried to install opencv from this guid :

opencv.willowgarage.com/wiki/InstallGuide %3A Debian

but when i tried to instlall this line : sud apt-get install libpnglite-dev libpngwriter0-dev libpngwriter0c2

i recived this errors :

Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package libpngwriter0-dev
E: Unable to locate package libpngwriter0c2
libpngwriter0c2

hi

i am beginner in linux and i have installed the ubuntu 12.04LT. i tried to install opencv from this guid :

opencv.willowgarage.com/wiki/InstallGuide %3A Debian

but when i tried to instlall this line : sud sudo apt-get install libpnglite-dev libpngwriter0-dev libpngwriter0c2

i recived this errors :

Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package libpngwriter0-dev
E: Unable to locate package libpngwriter0c2