libavformat/rtsp.c:1345: error: Integer Overflow L1
  (9223372036854775808 × 9223372036854775808):signed64 by call to `av_rescale_q`.

libavformat/rtsp.c:1343:17: Assignment
1341.                     st = s->streams[rtsp_st->stream_index];
1342.                 rtpctx->last_rtcp_ntp_time  = AV_NOPTS_VALUE;
1343.                 rtpctx->first_rtcp_ntp_time = AV_NOPTS_VALUE;
                      ^
1344.                 if (st)
1345.                     rtpctx->range_start_offset = av_rescale_q(reply->range_start,

libavformat/rtsp.c:1345:50: Call
1343.                 rtpctx->first_rtcp_ntp_time = AV_NOPTS_VALUE;
1344.                 if (st)
1345.                     rtpctx->range_start_offset = av_rescale_q(reply->range_start,
                                                       ^
1346.                                                               AV_TIME_BASE_Q,
1347.                                                               st->time_base);

libavutil/mathematics.c:133:1: <LHS trace>
131. }
132. 
133. int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq){
     ^
134.     int64_t b= bq.num * (int64_t)cq.den;
135.     int64_t c= cq.num * (int64_t)bq.den;

libavutil/mathematics.c:133:1: Parameter `bq.num`
  131. }
  132. 
  133. int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq){
       ^
  134.     int64_t b= bq.num * (int64_t)cq.den;
  135.     int64_t c= cq.num * (int64_t)bq.den;

libavutil/mathematics.c:133:1: <RHS trace>
131. }
132. 
133. int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq){
     ^
134.     int64_t b= bq.num * (int64_t)cq.den;
135.     int64_t c= cq.num * (int64_t)bq.den;

libavutil/mathematics.c:133:1: Parameter `cq.den`
  131. }
  132. 
  133. int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq){
       ^
  134.     int64_t b= bq.num * (int64_t)cq.den;
  135.     int64_t c= cq.num * (int64_t)bq.den;

libavutil/mathematics.c:134:5: Binary operation: (9223372036854775808 × 9223372036854775808):signed64 by call to `av_rescale_q` 
  132. 
  133. int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq){
  134.     int64_t b= bq.num * (int64_t)cq.den;
           ^
  135.     int64_t c= cq.num * (int64_t)bq.den;
  136.     return av_rescale_rnd(a, b, c, AV_ROUND_NEAR_INF);
