This class handles the media part of the org.freedesktop.Telepathy.Channel.Type.Call that has HardwareStreaming=FALSE
void tf_channel_new_async (
Creates a new TfChannel from an existing channel proxy, the new TfChannel object will be return in the async callback.
The user must call
tf_channel_new_finish() in the callback
to get the finished object.
TfChannel * tf_channel_new_finish (
Completes the construction of a TfChannel.
gboolean tf_channel_bus_message (
You must call this function on call messages received on the async bus. GstMessages are not modified.