Backfire packaged version of the MJPG-streamer do not include the web demo: https://dev.openwrt.org/ticket/6499
Here is a packaged built for atheros that include the patch submitted to the ticket: http://hk.airpost.net/openwrt/mjpg-streamer_r94-1_6499diff_atheros.ipk
To install it:
cd /tmp wget http://hk.airpost.net/openwrt/mjpg-streamer_r94-1_6499diff_atheros.ipk opkg update opkg install mjp-streamer
Opkg will fetch the dependencies from the regular OpenWrt repository. See my previous post get what is needed to stream with your webcam on OpenWrt.
