[Elphel-support] command example for the command line

Sebastian Pichelhofer sebastian.pichelhofer at gmail.com
Tue Mar 15 02:12:17 PDT 2011


setparam.php is a very simple and effective way indeed:

http://elphel.svn.sourceforge.net/viewvc/elphel/Apertus/ElphelVision/camera%20www/ElphelVision/setparam.php?revision=95&view=markup

Take a look at the code block at line 61 - 73. I guess that contains
everything you need.

Regards Sebastian

On Tue, Mar 15, 2011 at 03:52, David McPike <davidmcpike at gmail.com> wrote:
> Hi Andrey,
>
> Very true.  We measured ~80ms of latency while the camera executes
> camvc.php.  Nonetheless, it has remained in our program as it fills
> the need and we don't change parameters all that often during
> operation.  Sebastian Pichelhofer also turned us onto setparam.php in
> the ElphelVision source, which is very speedy.  It just requires you
> to format parameters like they are used in parsedit.php.
>
> http://elphel.svn.sourceforge.net/viewvc/elphel/Apertus/ElphelVision/camera%20www/ElphelVision/
>
> Best,
> David
>
>
> On Mon, Mar 14, 2011 at 10:16 PM, Andrey Filippov
> <support-list at support.elphel.com> wrote:
>> David, Sebastien,
>>
>>
>> ccam.php may not be the optimal way to control these parameters - it is a
>> large script made to replace functionality of the older ccam.cgi And in 8.x
>> software you do not need to do anything more than write the new parameter to
>> apply it. This script may be relatively slow, I would recommend making a
>> small one that controls just the parameters you need - the snapfull.php  (
>> http://elphel.cvs.sourceforge.net/viewvc/elphel/elphel353-8.0/packages/web/353/php_top/snapfull.php?view=markup
>> ) can be an example of such script. It saves the current values of the
>> parameters that are to be modified, modifies them,acquires 1 image and
>> changes parameters back. It was designed to acquire full resolution
>> snapshots with minimal interruption to the simultaneous streaming of lower
>> resolution video.
>>
>> To experiment with the parameters (or just change them manually) I would
>> recommend using parsedit.php. There are usage examples on the page
>> http://192.168.0.9/parsedit.php (if the camera ip is in default state),
>> alternatively you may get there from http://192.168.0.9/autocampars.php -
>> select parameters group and press view/edit selected - it will generate
>> parsedit.php with the list of parameters. On that generated page you may
>> hover mouse pointer over the parameter - it will show short explanation of
>> it.
>>
>> Andrey
>>
>>
>>
>
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