message: Fixed use of monotonic clock in abs_send_time rewrite
diff: @@ -113,8 +113,11 @@ uint32_t RtpExtensionProcessor::processAbsSendTime(char* buf) {
  auto now_sec = std::chrono::duration_cast<std::chrono::seconds>(now);
  auto now_usec = std::chrono::duration_cast<std::chrono::microseconds>(now);
  + uint32_t now_usec_only = now_usec.count() - now_sec.count()*1e+6;
  +
  uint8_t seconds = now_sec.count() & 0x3F;
  - uint32_t absecs = now_usec.count() * ((1LL << 18) - 1) * 1e-6;
  + uint32_t absecs = now_usec_only * ((1LL << 18) - 1) * 1e-6;
  +
  absecs = (seconds << 18) + absecs;
  head->setAbsSendTime(absecs);
  return 0;
  