Moved comon lines before m= line

src/description.cpp

@@ -223,6 +223,18 @@ string Description::generateSdp(const string &eol) const {
 
 	sdp << "a=msid-semantic: WMS" << eol;
 
+    // Common
+    if (!mEnded)
+        sdp << "a=ice-options:trickle" << eol;
+
+    sdp << "a=ice-ufrag:" << mIceUfrag << eol;
+    sdp << "a=ice-pwd:" << mIcePwd << eol;
+    sdp << "a=setup:" << roleToString(mRole) << eol;g
+    sdp << "a=tls-id:1" << eol;
+
+    if (mFingerprint)
+        sdp << "a=fingerprint:sha-256 " << *mFingerprint << eol;
+
 	// Non-data media
 	if (!mMedia.empty()) {
 		// Lip-sync
@@ -259,17 +271,7 @@ string Description::generateSdp(const string &eol) const {
 		}
 
 		if (i == 0) {
-			// Common
-			if (!mEnded)
-				sdp << "a=ice-options:trickle" << eol;
-
-			sdp << "a=ice-ufrag:" << mIceUfrag << eol;
-			sdp << "a=ice-pwd:" << mIcePwd << eol;
-			sdp << "a=setup:" << roleToString(mRole) << eol;
-			sdp << "a=tls-id:1" << eol;
 
-			if (mFingerprint)
-				sdp << "a=fingerprint:sha-256 " << *mFingerprint << eol;
 		}
 	}