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fix potential crash in LV2Plugin::connect_and_run() when music starts after 0

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nick_m 2017-03-10 03:59:25 +11:00
parent e04d237674
commit 87d474b391
1 changed files with 4 additions and 0 deletions
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4
libs/ardour/tempo.cc
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@ -1609,6 +1609,10 @@ TempoMap::metric_at (framepos_t frame, Metrics::const_iterator* last) const
Glib::Threads::RWLock::ReaderLock lm (lock); Glib::Threads::RWLock::ReaderLock lm (lock);
TempoMetric m (first_meter(), first_tempo()); TempoMetric m (first_meter(), first_tempo());
if (last) {
*last = ++_metrics.begin();
}
/* at this point, we are *guaranteed* to have m.meter and m.tempo pointing /* at this point, we are *guaranteed* to have m.meter and m.tempo pointing
at something, because we insert the default tempo and meter during at something, because we insert the default tempo and meter during
TempoMap construction. TempoMap construction.