start Video Call
Call this method to start a video call, Note the audio sink feature will be ENABLED by default when using this method.
Parameters
Context the application context
String the user number that you want to start with the call
Integer the call priority
CompletionCallback is a block of code which will be invoked when the call is created
STWAudioSinkPlayCallback is a block of code which will be invoked when the play sink is ready and there is a valid data, and when the play sink is ended
STWAudioSinkCaptureCallback is a block of code which will be invoked when the capture sink is ready and there is a valid data, and when the capture sink is ended
Call this method to start a new video call
Note : the audio sink feature will be enabled automatically for this method.
Return
Flow STWAudioSink : abstract class can be : STWAudioSinkCall : the call is started, it contain an instance of the call or the error if the start fail. STWAudioSinkCapture : when the capture is ready, has data and when it is ended(each state is identified by an event from AudioSinkEvent. STWAudioSinkPlay : when the capture is ready, has data and when it is ended(each state is identified by an event from AudioSinkEvent.