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moved ParseMIDIMessage function to the bottom of the file

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This commit is contained in:
Volker Fischer 2019-09-28 13:24:48 +02:00
parent 49dba10309
commit b153d83654
1 changed files with 53 additions and 48 deletions
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101
src/soundbase.cpp
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@ -100,54 +100,6 @@ void CSoundBase::run()
} }
} }
void CSoundBase::ParseMIDIMessage ( const CVector<uint8_t>& vMIDIPaketBytes )
{
if ( vMIDIPaketBytes.Size() > 0 )
{
const uint8_t iStatusByte = vMIDIPaketBytes[0];
// check if status byte is correct
if ( ( iStatusByte >= 0x80 ) && ( iStatusByte < 0xF0 ) )
{
// zero-based MIDI channel number (i.e. range 0-15)
const int iMIDIChannelZB = iStatusByte & 0x0F;
/*
// debugging
printf ( "%02X: ", iMIDIChannelZB );
for ( int i = 0; i < vMIDIPaketBytes.Size(); i++ )
{
printf ( "%02X ", vMIDIPaketBytes[i] );
}
printf ( "\n" );
*/
// per definition if MIDI channel is 0, we listen to all channels
// note that iCtrlMIDIChannel is one-based channel number
if ( ( iCtrlMIDIChannel == 0 ) || ( iCtrlMIDIChannel - 1 == iMIDIChannelZB ) )
{
// we only want to parse controller messages
if ( ( iStatusByte >= 0xB0 ) && ( iStatusByte < 0xC0 ) )
{
// make sure paket is long enough
if ( vMIDIPaketBytes.Size() > 2 )
{
// we are assuming that the controller number is the same
// as the audio fader index and the range is 0-127
const int iFaderLevel = static_cast<int> ( static_cast<double> (
qMin ( vMIDIPaketBytes[2], uint8_t ( 127 ) ) ) / 127 * AUD_MIX_FADER_MAX );
// Behringer X-TOUCH: offset of 0x46
const int iChID = vMIDIPaketBytes[1] - 70;
EmitControllerInFaderLevel ( iChID, iFaderLevel );
}
}
}
}
}
}
/******************************************************************************\ /******************************************************************************\
@ -293,3 +245,56 @@ QVector<QString> CSoundBase::LoadAndInitializeFirstValidDriver()
return vsErrorList; return vsErrorList;
} }
/******************************************************************************\
* MIDI handling *
\******************************************************************************/
void CSoundBase::ParseMIDIMessage ( const CVector<uint8_t>& vMIDIPaketBytes )
{
if ( vMIDIPaketBytes.Size() > 0 )
{
const uint8_t iStatusByte = vMIDIPaketBytes[0];
// check if status byte is correct
if ( ( iStatusByte >= 0x80 ) && ( iStatusByte < 0xF0 ) )
{
// zero-based MIDI channel number (i.e. range 0-15)
const int iMIDIChannelZB = iStatusByte & 0x0F;
/*
// debugging
printf ( "%02X: ", iMIDIChannelZB );
for ( int i = 0; i < vMIDIPaketBytes.Size(); i++ )
{
printf ( "%02X ", vMIDIPaketBytes[i] );
}
printf ( "\n" );
*/
// per definition if MIDI channel is 0, we listen to all channels
// note that iCtrlMIDIChannel is one-based channel number
if ( ( iCtrlMIDIChannel == 0 ) || ( iCtrlMIDIChannel - 1 == iMIDIChannelZB ) )
{
// we only want to parse controller messages
if ( ( iStatusByte >= 0xB0 ) && ( iStatusByte < 0xC0 ) )
{
// make sure paket is long enough
if ( vMIDIPaketBytes.Size() > 2 )
{
// we are assuming that the controller number is the same
// as the audio fader index and the range is 0-127
const int iFaderLevel = static_cast<int> ( static_cast<double> (
qMin ( vMIDIPaketBytes[2], uint8_t ( 127 ) ) ) / 127 * AUD_MIX_FADER_MAX );
// Behringer X-TOUCH: offset of 0x46
const int iChID = vMIDIPaketBytes[1] - 70;
EmitControllerInFaderLevel ( iChID, iFaderLevel );
}
}
}
}
}
}