ardour/livetrax
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fix peak-thread, GUI-thread race condition

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This commit is contained in:
Robin Gareus 2015-09-06 12:39:53 +02:00
parent ef3a42faed
commit e161bc0596
1 changed files with 8 additions and 0 deletions
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8
gtk2_ardour/audio_region_view.cc
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@ -1125,6 +1125,14 @@ AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
{
//cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
if (!trackview.session() || trackview.session()->deletion_in_progress () || !atv.track()) {
/* peaks_ready_handler() may be called from peak_thread_work() while
* session deletion is in progress.
* Since session-unload happens in the GUI thread, we need to test
* in this context.
*/
return;
}
uint32_t nchans = atv.track()->n_channels().n_audio();
uint32_t n;
uint32_t nwaves = std::min (nchans, audio_region()->n_channels());