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authorRobin Gareus <robin@gareus.org>2017-09-30 16:45:45 +0200
committerRobin Gareus <robin@gareus.org>2017-09-30 16:45:45 +0200
commit5fa9f8b399726e248412ebcfdeb8ed751f5a48d4 (patch)
treed543ed6861cda53c943e989f2dab5274c8fd8223 /libs/ardour/track.cc
parent697d29cdc2a59c698d2771f1dbec9a726a123843 (diff)
Towards fixing no_roll()
Currently ::roll() may actually be a ::no_roll() under some circumstances. This can also happen during count-in: transport_stopped () == transport_rolling() and during latency-preroll: Global session-transport speed != 0, some tracks already roll, read data from disk and feed latent plugins. but other non-latent tracks or busses don't roll and still have to behave like the switch from no_roll() to roll() has not yet happened. This changes the game WRT to monitoring as well, previously, Route:roll() called Route::no_roll_unlocked () for conditions outlined above. Now Track::no_roll_unlocked is called and in some cases wrongly clears the buffers before the signal hits the disk-writer. (more work is needed related to 61f8e53b) On the upside this also fixes an issue with MidiTrack::no_roll not keeping a lock while pushing data into the step-edit-ringbuffer. This is also a step towards consolidating all entry points: ::roll(), ::no_roll(), ::silent_roll() in the Route class.
Diffstat (limited to 'libs/ardour/track.cc')
-rw-r--r--libs/ardour/track.cc8
1 files changed, 1 insertions, 7 deletions
diff --git a/libs/ardour/track.cc b/libs/ardour/track.cc
index f201abcb12..5aad8b9bcf 100644
--- a/libs/ardour/track.cc
+++ b/libs/ardour/track.cc
@@ -430,14 +430,8 @@ Track::set_name (const string& str)
}
int
-Track::no_roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, bool session_state_changing)
+Track::no_roll_unlocked (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, bool session_state_changing)
{
- Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
-
- if (!lm.locked()) {
- return 0;
- }
-
/* no outputs? nothing to do ... what happens if we have sends etc. ? */
if (n_outputs().n_total() == 0 && !ARDOUR::Profile->get_mixbus()) {