clarify clarifying comment

diff --git a/libs/ardour/rt_midibuffer.cc b/libs/ardour/rt_midibuffer.cc
index 933593e0a1b1ed9de349216b9f24eb45eecd11c4..ec8a2852bdeb9f9df3224e3607c0b56130aed87f 100644 (file)
--- a/libs/ardour/rt_midibuffer.cc
+++ b/libs/ardour/rt_midibuffer.cc
@@ -130,14 +130,14 @@ RTMidiBuffer::write (TimeType time, Evoral::EventType /*type*/, uint32_t size, c
 
                uint32_t off = store_blob (size, buf);
 
-               /* this indicates that the data (more than 3 bytes) is not inline */
+               /* non-zero MSbit indicates that the data (more than 3 bytes) is not inline */
                _data[_size].offset = (off | (1<<(sizeof(uint8_t)-1)));
 
        } else {
 
                assert ((int) size == Evoral::midi_event_size (buf[0]));
 
-               /* this indicates that the data (up to 3 bytes) is inline */
+               /* zero MSbit indicates that the data (up to 3 bytes) is inline */
                _data[_size].bytes[0] = 0;
 
                switch (size) {