[CentOS] security cameras

Thu Feb 24 21:10:35 UTC 2011
Les Mikesell <lesmikesell at gmail.com>

On 2/24/2011 9:59 AM, ken wrote:
>> Trendnet has some.  You'd need to get the java plugin working to view
>> them in a linux browser - not sure about full-time recording software.
>> If you don't have enough to justify a POE switch, you can get individual
>> power bricks that plug into the line to add power at a convenient place.
> Les, thanks for the pointer to Trendnet.  They've got a *large* selection.

Don't take this as a recommendation, but I did just get an email ad from 
buy.com with what looked like some good prices.

> I'm finding that there's a variety of video formats output by these
> various devices... which is a consideration for us non-Windows folks.  I
> haven't come down to a decision on which yet.  Of course it's going to
> depend upon which are supported by Linux.  For some reason, on my system
> flashplayer is unreliable... sometimes it works, sometimes not.  MPEG4
> though works fine in Firefox.  Due to past experience (many bad ones),
> I'm leery of Java-based software, so I'd be shy about using that
> plug-in.  Hopefully there'd be other alternatives... anyone know about some?

The older trendnet ones we have offer active X or java as viewing 
choices in the browser.  They'll capture images but just as snapshots, 
not video.

> Les, you bring up a good question about full-time recording.  I don't
> know at all how that might work on Linux.  Someone earlier mentioned
> ftp'ing the video files.  If that's all it takes, then great.  Some of
> the IP cameras have an ftp client, but I haven't seen one yet with an
> ftp *server* on it, so how it's possible to fetch and save the video
> files is still a mystery to me.  Anyone with experience doing this with
> Linux?

If you need that, it might be better to get a bundled standalone system 
that includes the recording hardware.

   Les Mikesell
    lesmikesell at gmail.com