problems in opencv-2.4.3 installing in ubuntu12.04
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 : 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