boo/lib/audiodev/MIDIEncoder.cpp

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2016-05-20 06:16:07 +00:00
#include "boo/audiodev/MIDIEncoder.hpp"
#include "MIDICommon.hpp"
namespace boo
{
template <class Sender>
void MIDIEncoder<Sender>::_sendMessage(const uint8_t* data, size_t len)
{
if (data[0] == m_status)
m_sender.send(data + 1, len - 1);
else
{
if (data[0] & 0x80)
m_status = data[0];
m_sender.send(data, len);
}
}
template <class Sender>
void MIDIEncoder<Sender>::_sendContinuedValue(uint32_t val)
{
uint32_t send[3] = {};
uint32_t* ptr = nullptr;
if (val >= 0x4000)
{
ptr = &send[0];
send[0] = (val / 0x4000) & 0x7f;
val &= 0x3fff;
}
if (val >= 0x80)
{
if (!ptr)
ptr = &send[1];
send[1] = (val / 0x80) & 0x7f;
}
if (!ptr)
ptr = &send[2];
send[2] = val & 0x7f;
m_sender.send(ptr, 3 - (ptr - send));
}
template <class Sender>
void MIDIEncoder<Sender>::noteOff(uint8_t chan, uint8_t key, uint8_t velocity)
{
uint8_t cmd[3] = {uint8_t(int(Status::NoteOff) | (chan & 0xf)),
uint8_t(key & 0x7f), uint8_t(velocity & 0x7f)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::noteOn(uint8_t chan, uint8_t key, uint8_t velocity)
{
uint8_t cmd[3] = {uint8_t(int(Status::NoteOn) | (chan & 0xf)),
uint8_t(key & 0x7f), uint8_t(velocity & 0x7f)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::notePressure(uint8_t chan, uint8_t key, uint8_t pressure)
{
uint8_t cmd[3] = {uint8_t(int(Status::NotePressure) | (chan & 0xf)),
uint8_t(key & 0x7f), uint8_t(pressure & 0x7f)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::controlChange(uint8_t chan, uint8_t control, uint8_t value)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
uint8_t(control & 0x7f), uint8_t(value & 0x7f)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::programChange(uint8_t chan, uint8_t program)
{
uint8_t cmd[2] = {uint8_t(int(Status::ProgramChange) | (chan & 0xf)),
uint8_t(program & 0x7f)};
_sendMessage(cmd, 2);
}
template <class Sender>
void MIDIEncoder<Sender>::channelPressure(uint8_t chan, uint8_t pressure)
{
uint8_t cmd[2] = {uint8_t(int(Status::ChannelPressure) | (chan & 0xf)),
uint8_t(pressure & 0x7f)};
_sendMessage(cmd, 2);
}
template <class Sender>
void MIDIEncoder<Sender>::pitchBend(uint8_t chan, int16_t pitch)
{
uint8_t cmd[3] = {uint8_t(int(Status::PitchBend) | (chan & 0xf)),
uint8_t((pitch % 128) & 0x7f), uint8_t((pitch / 128) & 0x7f)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::allSoundOff(uint8_t chan)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
120, 0};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::resetAllControllers(uint8_t chan)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
121, 0};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::localControl(uint8_t chan, bool on)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
122, uint8_t(on ? 127 : 0)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::allNotesOff(uint8_t chan)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
123, 0};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::omniMode(uint8_t chan, bool on)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
uint8_t(on ? 125 : 124), 0};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::polyMode(uint8_t chan, bool on)
{
uint8_t cmd[3] = {uint8_t(int(Status::ControlChange) | (chan & 0xf)),
uint8_t(on ? 127 : 126), 0};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::sysex(const void* data, size_t len)
{
uint8_t cmd = uint8_t(Status::SysEx);
_sendMessage(&cmd, 1);
_sendContinuedValue(len);
m_sender.send(data, len);
cmd = uint8_t(Status::SysExTerm);
_sendMessage(&cmd, 1);
}
template <class Sender>
void MIDIEncoder<Sender>::timeCodeQuarterFrame(uint8_t message, uint8_t value)
{
uint8_t cmd[2] = {uint8_t(int(Status::TimecodeQuarterFrame)),
uint8_t((message & 0x7 << 4) | (value & 0xf))};
_sendMessage(cmd, 2);
}
template <class Sender>
void MIDIEncoder<Sender>::songPositionPointer(uint16_t pointer)
{
uint8_t cmd[3] = {uint8_t(int(Status::SongPositionPointer)),
uint8_t((pointer % 128) & 0x7f), uint8_t((pointer / 128) & 0x7f)};
_sendMessage(cmd, 3);
}
template <class Sender>
void MIDIEncoder<Sender>::songSelect(uint8_t song)
{
uint8_t cmd[2] = {uint8_t(int(Status::TimecodeQuarterFrame)),
uint8_t(song & 0x7f)};
_sendMessage(cmd, 2);
}
template <class Sender>
void MIDIEncoder<Sender>::tuneRequest()
{
uint8_t cmd = uint8_t(Status::TuneRequest);
_sendMessage(&cmd, 1);
}
template <class Sender>
void MIDIEncoder<Sender>::startSeq()
{
uint8_t cmd = uint8_t(Status::Start);
_sendMessage(&cmd, 1);
}
template <class Sender>
void MIDIEncoder<Sender>::continueSeq()
{
uint8_t cmd = uint8_t(Status::Continue);
_sendMessage(&cmd, 1);
}
template <class Sender>
void MIDIEncoder<Sender>::stopSeq()
{
uint8_t cmd = uint8_t(Status::Stop);
_sendMessage(&cmd, 1);
}
template <class Sender>
void MIDIEncoder<Sender>::reset()
{
uint8_t cmd = uint8_t(Status::Reset);
_sendMessage(&cmd, 1);
}
template class MIDIEncoder<IMIDIOut>;
template class MIDIEncoder<IMIDIInOut>;
}