fix timestamp base in 2833 when not re-writing timestamps (partial fix for FSCORE-83)

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7157 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_rtp.c

@@ -848,15 +848,8 @@ static void do_2833(switch_rtp_t *rtp_session)
 			rtp_session->dtmf_data.out_digit_packet[0] = (unsigned char) switch_char_to_rfc2833(rdigit->digit);
 			rtp_session->dtmf_data.out_digit_packet[1] = 7;
 
-			if (rtp_session->timer.timer_interface) {
-				rtp_session->dtmf_data.timestamp_dtmf = rtp_session->timer.samplecount + samples;
-			} else {
-				rtp_session->dtmf_data.timestamp_dtmf = rtp_session->last_write_ts + samples;
-			}
-			
-			
+			rtp_session->dtmf_data.timestamp_dtmf = rtp_session->last_write_ts + samples;
 
-			
 			rtp_session->seq++;
 			switch_rtp_write_manual(rtp_session,
 									rtp_session->dtmf_data.out_digit_packet,