diff options
| -rw-r--r-- | gtk2_ardour/editor.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gtk2_ardour/editor.cc b/gtk2_ardour/editor.cc index 4a83bf6571..41cad5b64c 100644 --- a/gtk2_ardour/editor.cc +++ b/gtk2_ardour/editor.cc @@ -5819,7 +5819,15 @@ Editor::super_rapid_screen_update () const int64_t now = g_get_monotonic_time (); double err = 0; + if (_session->exporting ()) { + /* freewheel/export may be faster or slower than transport_speed() / SR. + * Also exporting multiple ranges locates/jumps without a _pending_locate_request. + */ + _last_update_time = 0; + } + if (_last_update_time > 0) { + /* interpolate and smoothen playhead position */ const double ds = (now - _last_update_time) * _session->transport_speed() * _session->nominal_frame_rate () * 1e-6; framepos_t guess = playhead_cursor->current_frame () + rint (ds); err = frame - guess; @@ -5841,6 +5849,7 @@ Editor::super_rapid_screen_update () if (err > 8192 || latent_locate) { // in case of x-runs or freewheeling _last_update_time = 0; + frame = _session->audible_frame (); } else { _last_update_time = now; } |