probonopd 3 years ago committed by GitHub
parent 0721b608f9
commit 4850c3a19d
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  1. 16
      src/serialmididevice.cpp

@ -59,6 +59,8 @@ void CSerialMIDIDevice::Process (void)
// Process MIDI messages
// See: https://www.midi.org/specifications/item/table-1-summary-of-midi-message
// "Running status" see: https://www.lim.di.unimi.it/IEEE/MIDI/SOT5.HTM#Running-
for (int i = 0; i < nResult; i++)
{
u8 uchData = Buffer[i];
@ -76,6 +78,7 @@ void CSerialMIDIDevice::Process (void)
case 1:
case 2:
DATABytes:
if (uchData & 0x80) // got status when parameter expected
{
m_nSerialState = 0;
@ -90,7 +93,20 @@ void CSerialMIDIDevice::Process (void)
{
MIDIMessageHandler (m_SerialMessage, m_nSerialState);
m_nSerialState = 4; // State 4 for test if 4th byte is a status byte or a data byte
}
break;
case 4:
if ((uchData & 0x80) == 0) // true data byte, false status byte
{
m_nSerialState = 1;
goto DATABytes;
}
else
{
m_nSerialState = 0;
goto MIDIRestart;
}
break;

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