This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
If true, the local user's sending state should change to Sending, if it isn't already.
If false, the local user's sending state should change to None, if it isn't already.
Contact from which sending is requested
If true, request that the given contact starts to send media. If false, request that the given contact stops sending media.
Extra interfaces provided by this stream, such as
A map from contacts to their sending state.
The local user's handle in this map (the
Other contacts' handles in this map indicate whether they are sending media to the contacts in this stream. Sending_State_Pending_Send indicates contacts who are not sending but have been asked to do so.