Amazing, clear answer. Thank you so much Richard. That documentation link is also very helpful.
Regards, Steve On Mon, 20 Nov 2017 at 17:56 Richard Mudgett <rmudg...@digium.com> wrote: > On Mon, Nov 20, 2017 at 7:03 AM, Steve Davies <davies...@gmail.com> wrote: > >> Hi, >> >> Perhaps the answer to this will be pointing me at some documentation - >> That is fine, but I've failed to find it so far, so forgive me if the >> following is a dumb question. >> >> With Asterisk-11 I added a built-in feature which allowed a very >> customised version of stopping call recording on a bridge, playing back >> different messages to each channel, and so forth based on some channel >> variables, and depending whether the feature was enabled per channel. >> >> I want to port this to Asterisk-15, but am struggling to understand the >> new bridge playback methods. I variously see >> ast_bridge_channel_queue_playfile(), ast_bridge_channel_write_playfile(), >> or even one followed by the other. >> >> What I'd like to do is queue playback message(s) to both halves of a >> bridge simultaneously so that the bridge will resume once all messages on >> both channels are complete. >> >> An a first read-through, I was fairly convinced that I would be able to >> just call ast_bridge_channel_queue_playfile() as many times as needed on >> both the bridge, and peer channels, and magic would happen, until I saw the >> code in bridges/bridge_builtin_features.c: start_automixmonitor(), after >> which I became most confused :) >> >> Help please? >> > > Reaching across the bridge is not allowed. A channel in a bridge is not > supposed to know > who it is exchanging frames with because the channel could be exchanging > frames with zero > or more other channels at any given time. Over time, the participant > channels in the bridge > could change. Channels could be added, removed, or swapped with other > channels in the bridge. > > ast_bridge_channel_queue_playfile() - This function queues the playfile > onto the channel itself > for the channel to play the file. > > ast_bridge_channel_write_playfile() - This function puts the playfile > request into the bridge for > the other channels in the bridge to play the file. The bridge handles > distributing the request to > all other channels in the bridge according to the bridge technology. > > More information can be found here [1]. > > Richard > > [1] > https://wiki.asterisk.org/wiki/display/AST/Asterisk+12+Bridging+Project > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-dev mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-dev
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