X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Faudio_unit.cc;h=88cc197d60d5b50023d047dfd56db65f7edf258d;hb=cf52d6e4b40111eb04b244ec054055a4ec15dbe0;hp=c31d77256eda6f2fc826f51ca21f522f08f32b05;hpb=e9a8ccc7e2826d8fe91eff34ee8a0683a7f7aac6;p=ardour.git

diff --git a/libs/ardour/audio_unit.cc b/libs/ardour/audio_unit.cc
index c31d77256e..88cc197d60 100644
--- a/libs/ardour/audio_unit.cc
+++ b/libs/ardour/audio_unit.cc
@@ -71,7 +71,7 @@
 #define ArdourFindNext AudioComponentFindNext
 #endif
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace std;
 using namespace PBD;
@@ -1256,7 +1256,42 @@ AUPlugin::can_support_io_configuration (const ChanCount& in, ChanCount& out, Cha
 		return false;
 	}
 
-	vector<pair<int,int> >& io_configs = pinfo->cache.io_configs;
+	vector<pair<int,int> > io_configs = pinfo->cache.io_configs;
+
+	if (input_elements > 1) {
+		const vector<pair<int,int> >& ioc (pinfo->cache.io_configs);
+		for (vector<pair<int,int> >::const_iterator i = ioc.begin(); i != ioc.end(); ++i) {
+			int32_t possible_in = i->first;
+			int32_t possible_out = i->second;
+			if (possible_in < 1 || possible_out < 1) {
+				continue;
+			}
+			for (uint32_t i = 1; i < input_elements; ++i) {
+				// can't use up-to bus_inputs[]
+				// waves' SC-C6(s) for example fails to configure with only 1 input
+				// on the 2nd bus.
+				io_configs.push_back (pair<int,int> (possible_in + bus_inputs[i], possible_out));
+			}
+		}
+	}
+
+	if (output_elements > 1) {
+		const vector<pair<int,int> >& ioc (pinfo->cache.io_configs);
+		for (vector<pair<int,int> >::const_iterator i = ioc.begin(); i != ioc.end(); ++i) {
+			int32_t possible_in = i->first;
+			int32_t possible_out = i->second;
+			if (possible_in < 1 || possible_out < 1) {
+				continue;
+			}
+			for (uint32_t i = 1; i < output_elements; ++i) {
+				int32_t c = bus_outputs[i];
+				for (uint32_t j = 1; j < i; ++j) {
+					c += bus_outputs [j];
+				}
+				io_configs.push_back (pair<int,int> (possible_in, possible_out + c));
+			}
+		}
+	}
 
 	DEBUG_TRACE (DEBUG::AudioUnits, string_compose ("%1 has %2 IO configurations, looking for %3 in, %4 out\n",
 							name(), io_configs.size(), in, out));