diff options
Diffstat (limited to 'libs/ardour/route.cc')
| -rw-r--r-- | libs/ardour/route.cc | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc index 8def7e4b5c..42e262d169 100644 --- a/libs/ardour/route.cc +++ b/libs/ardour/route.cc @@ -4794,18 +4794,26 @@ Route::update_port_latencies (PortSet& from, PortSet& to, bool playback, samplec all_connections.max = 0; /* iterate over all "from" ports and determine the latency range for all of their - connections to the "outside" (outside of this Route). - */ + * connections to the "outside" (outside of this Route). + */ for (PortSet::iterator p = from.begin(); p != from.end(); ++p) { - LatencyRange range; + if (!p->connected ()) { + /* ignore latency of unconnected ports, not not assume "0", they can float freely */ + continue; + } + LatencyRange range; p->get_connected_latency_range (range, playback); all_connections.min = min (all_connections.min, range.min); all_connections.max = max (all_connections.max, range.max); } + + if (all_connections.min == ~((pframes_t) 0)) { + all_connections.min = 0; + } } /* set the "from" port latencies to the max/min range of all their connections */ |