From 6995188ebd1a65a81b906fb0d326b80828f25165 Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Tue, 14 Jul 2020 02:07:09 +0100
Subject: [PATCH] Fix zero-velocity note-ons on MIDI files

Signed-off-by: falkTX <falktx@falktx.com>
---
 source/native-plugins/midi-base.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/native-plugins/midi-base.hpp b/source/native-plugins/midi-base.hpp
index 444189cce..45d1d6895 100644
--- a/source/native-plugins/midi-base.hpp
+++ b/source/native-plugins/midi-base.hpp
@@ -175,6 +175,10 @@ public:
 
         carla_copy<uint8_t>(rawEvent->data, data, size);
 
+        // Fix zero-velocity note-ons
+        if (MIDI_IS_STATUS_NOTE_ON(data[0]) && data[2] == 0)
+            rawEvent->data[0] = MIDI_STATUS_NOTE_OFF;
+
         appendSorted(rawEvent);
     }