RegisterNERtcSubChannelStatsSink function
Implementation
void RegisterNERtcSubChannelStatsSink(
String channelTag, NERtcStatsEventSink sink) {
if (_sub_channel_stats_sinks.containsKey(channelTag)) {
print('channel $channelTag sink is exist.');
return;
}
_sub_channel_stats_sinks[channelTag] = sink;
}