Added rtcGetTrackMid and rtcGetTrackDirection to C API

include/rtc/rtc.h

@@ -255,6 +255,8 @@ RTC_EXPORT int rtcAddTrackEx(int pc, const rtcTrackInit *init);      // returns
 RTC_EXPORT int rtcDeleteTrack(int tr);
 
 RTC_EXPORT int rtcGetTrackDescription(int tr, char *buffer, int size);
+RTC_EXPORT int rtcGetTrackMid(int tr, char *buffer, int size);
+RTC_EXPORT int rtcGetTrackDirection(int tr, rtcDirection *direction);
 
 #if RTC_ENABLE_MEDIA
 

src/capi.cpp

@@ -1012,6 +1012,21 @@ int rtcGetTrackDescription(int tr, char *buffer, int size) {
 	});
 }
 
+int rtcGetTrackMid(int tr, char *buffer, int size) {
+	return wrap([&] {
+		auto track = getTrack(tr);
+		return copyAndReturn(track->mid(), buffer, size);
+	});
+}
+
+int rtcGetTrackDirection(int tr, rtcDirection *direction) {
+	return wrap([&] {
+		auto track = getTrack(tr);
+		*direction = static_cast<rtcDirection>(track->direction());
+		return RTC_ERR_SUCCESS;
+	});
+}
+
 #if RTC_ENABLE_MEDIA
 
 void setSSRC(Description::Media *description, uint32_t ssrc, const char *_name, const char *_msid,