From 8287bdad1bbd9b8a52011baecdc3227d564366fa Mon Sep 17 00:00:00 2001 From: Robin Gareus Date: Mon, 18 May 2015 16:14:07 +0200 Subject: [PATCH] take buffers for Split/Match into account fixes #6334 --- libs/ardour/route.cc | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc index 4b4e450c34..a793ae5b2a 100644 --- a/libs/ardour/route.cc +++ b/libs/ardour/route.cc @@ -1896,6 +1896,14 @@ Route::configure_processors_unlocked (ProcessorStreams* err) (*p)->configure_io(c->first, c->second); processor_max_streams = ChanCount::max(processor_max_streams, c->first); processor_max_streams = ChanCount::max(processor_max_streams, c->second); + + boost::shared_ptr pi; + if ((pi = boost::dynamic_pointer_cast(*p)) != 0) { + /* plugins connected via Split Match may have more channels. + * route/scratch buffers are needed for all of them*/ + processor_max_streams = ChanCount::max(processor_max_streams, pi->input_streams()); + processor_max_streams = ChanCount::max(processor_max_streams, pi->natural_input_streams()); + } out = c->second; if (boost::dynamic_pointer_cast (*p)