[Elphel-support] (no subject)
Andrey Filippov
andrey at elphel.com
Thu Mar 18 14:31:50 PDT 2010
Scott,
You are right, it is defined in c313.h and is used in a streamer:
http://elphel.cvs.sourceforge.net/viewvc/elphel/elphel353-8.0/apps/astreamer/streamer.cpp?revision=1.7&view=markup
lines 139..155.
This parameter has value 0, streamer verifies if it is in the range:
153 uint32_t a_min = ntohl(inet_addr("224.0.0.0"));
154 uint32_t a_max = ntohl(inet_addr("239.255.255.255"));
Streamer uses default multicast IP if the specified address does not fall
into the allowed multicast IP range
You may change the parameter value with /parsedit.php (Check the box
"Streamer" parameters in /autocampars.php and click "view/edit").
Unfortunately you can not enter hex numbers that correspond to negative
values in the web page (we'll see how to fix that), so you have to make a
conversion and enter negative decimal number. Like this:
"224.0.0.0"->0XE0000000 -> -536870912
Andrey
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