[Freeswitch-users] ooH323 vs mod_h323

[Steven Ayre]

Ha. Wouldn't surprise me at all. :o>


On 17 February 2013 05:37, Anthony Minessale <anthony.minessale at gmail.com>wrote:

> Fun fact...
>
> Guess who Digium paid to hash out the skeleton for that ooh323 mod....??
>
> ;)
> On Feb 15, 2013 7:01 PM, "Steven Ayre" <steveayre at gmail.com> wrote:
>
>> mod_opal and mod_h323 are based on the opal and h323plus libraries. Both
>> are forks of the open323 library (which is discontinued). h323plus aims to
>> remain API compatible with open323, while it seems opal aims to become a
>> more generic telecoms library with support for SIP IAX etc too.
>>
>> ooh323c is a completely separate library with no shared code.
>>
>> mod_h323 and mod_opal both seem to have stability problems. Partly that
>> seems to come from the heavy dependance of the libraries on specific
>> matching versions of ptlib, partly that seems to be the libraries
>> themselves. Both Asterisk and YATE appear to have stability problems using
>> h323plus/openh323. Anecdotally the ooh323c Asterisk module is more stable...
>>
>> I'd need to look into it further, but the ooh323c library implements H323
>> and leaves RTP/codecs to the app. h323plus/opal implement them themselves
>> (overridable I imagine). That means adding support to ooh323c may end up
>> being easier, in theory. But that's a guess without researching it...
>>
>> Steve
>>
>>
>>
>> On 15 Feb 2013, at 23:36, Seven Du <dujinfang at gmail.com> wrote:
>>
>>  So we basically have 3 options, Opal, h323 and ooh323c, what's the
>> difference among them?
>>
>> Also, I'm aware that video is not supported in the current mod_opal and
>> mod_h323, is it possible(or how hard) to add video support?  Or does
>> ooh323c easy to support video?
>>
>> We'd like to contribute a little money to speed it up if it can support
>> video and some want to work on it.
>>
>> --
>> Seven Du
>> http://www.freeswitch.org.cn
>> http://about.me/dujinfang
>> http://www.dujinfang.com
>>
>> Sent with Sparrow <http://www.sparrowmailapp.com/?sig>
>>
>> On Friday, February 15, 2013 at 11:37 PM, Steven Ayre wrote:
>>
>> There's a module for Asterisk but none for FS I'm aware of yet - I'm only
>> wondering about the feasibility of writing one.
>>
>> -Steve
>>
>>
>>
>> On 15 February 2013 14:48, Brian West <brian at freeswitch.org> wrote:
>>
>> So I have the impression you or someone has an ooh323 module and hasn't
>> contributed it back to the project yet?
>> --
>> Brian West
>> brian at freeswitch.org
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>>
>>
>>
>>
>> On Feb 15, 2013, at 3:49 AM, Steven Ayre <steveayre at gmail.com> wrote:
>>
>> > Hi Brian,
>> >
>> > The issue would be that Asterisk's modifications are on a version
>> predating the FLOSS exemption and their project is GPL - so presumably
>> their modifications are all GPL-only?
>> >
>> > -Steve
>> >
>> >
>> >
>> > On 15 February 2013 00:40, Brian West <brian at freeswitch.org> wrote:
>> > If someone wanted to build ooh323 module for FreeSWITCH we do have
>> permission to do so using the lib.
>> >
>> > /b
>> >
>>
>>
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