From 82512422a7c0f4159aadc0031dead245a66761f1 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sun, 20 Nov 2022 15:06:43 +0100
Subject: [PATCH] Deliveries support mismatched chan-counts

This issue was introduced in f3423b8a773, which assumed that
number of input channels matches the number of outputs.
With flexible I/O this is not necessarily the case.

This fixes #9106, along with the previous commit.
---
 libs/ardour/delivery.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libs/ardour/delivery.cc b/libs/ardour/delivery.cc
index 19e4730062..2946d4937e 100644
--- a/libs/ardour/delivery.cc
+++ b/libs/ardour/delivery.cc
@@ -192,7 +192,7 @@ Delivery::set_gain_control (boost::shared_ptr<GainControl> gc) {
 	if (gc) {
 		_gain_control = gc;
 		_amp.reset (new Amp (_session, _("Fader"), _gain_control, true));
-		_amp->configure_io (_configured_input, _configured_output);
+		_amp->configure_io (_configured_output, _configured_output);
 	} else {
 		_amp.reset ();
 		_gain_control = gc;
@@ -246,7 +246,7 @@ Delivery::configure_io (ChanCount in, ChanCount out)
 	reset_panner ();
 
 	if (_amp) {
-		return _amp->configure_io (in, out);
+		return _amp->configure_io (out, out);
 	}
 
 	return true;