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Now with working MIDI-Merger

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master
Holger Wirtz 4 years ago
parent 33cbeb50dc
commit d7147342ed
1 changed files with 132 additions and 58 deletions
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  1. 190
      OSC2MidiGateway.ino

190
OSC2MidiGateway.ino
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@ -1,4 +1,18 @@
// .../Arduino/hardware/espressif/esp32/cores/esp32/HardwareSerial.cpp:
/*
#ifndef RX1
#define RX1 35
#endif
#ifndef TX1
#define TX1 34
#endif
*/
#define DEBUG 1
#define AP_TRIGGER_PIN 15
#define AP_TIMEOUT 120
#define AP_NAME "OSC2MidiBridge"
#include "debug.h"
#include <Arduino.h>
@ -10,19 +24,13 @@
#include <OSCData.h>
#include <MIDI.h>
#include "OSC2Midi.h"
#include <HardwareSerial.h>
void OSCToMidiCC(OSCMessage &msg, int offset);
void MidiCCToOSC(uint8_t channel, uint8_t number, uint8_t value);
WiFiUDP udp;
/**
source address of last OSC message for midi2osc messages.
*/
IPAddress clientIP;
/*IPAddress local_IP(192,168,4,2);
IPAddress gateway(192,168,4,1);
IPAddress subnet(255,255,255,0);*/
IPAddress clientIP; // store client IP for feedback
/*
UART RX IO TX IO CTS RTS
@ -31,30 +39,132 @@ IPAddress clientIP;
UART2 GPIO16 GPIO17 GPIO8 GPIO7
*/
MIDI_CREATE_INSTANCE(HardwareSerial, Serial2, MIDI); // Pins on ESP32: RX: 6, TX: 7
//MIDI_CREATE_INSTANCE(HardwareSerial, Serial1, MIDI2); // Pins on ESP32: RX: ?, TX: ?
HardwareSerial midi1(2); // RX: 16, TX: 17
HardwareSerial midi2(1); // RX: 35, TX: 34 (changed in .../Arduino/hardware/espressif/esp32/cores/esp32/HardwareSerial.cpp!)
MIDI_CREATE_INSTANCE(HardwareSerial, midi1, MIDI1);
MIDI_CREATE_INSTANCE(HardwareSerial, midi2, MIDI2);
void setup()
{
Serial2.begin(31250);
WiFi.mode(WIFI_STA); // explicitly set mode, esp defaults to STA+AP
/*
midi1.begin(31250, SERIAL_8N1, 16, 17);
midi2.begin(31250, SERIAL_8N1, 35, 34);
*/
midi1.begin(31250);
midi2.begin(31250);
Serial.begin(115200);
Serial.setDebugOutput(true);
DEBUG_MSG("\nHello OSC2Midi!\n");
DEBUG_MSG("<start>\nOSC2Midi\n");
WiFi.softAP("OSC2Midi", "1357924680");
pinMode(AP_TRIGGER_PIN, INPUT_PULLUP);
DEBUG_MSG("\nAP IP address: %s\n", WiFi.softAPIP().toString().c_str());
//WiFi.softAP("OSC2Midi", "1357924680");
udp.begin(8000);
MIDI.begin(MIDI_CHANNEL_OMNI);
MIDI.setHandleControlChange(MidiCCToOSC);
MIDI.turnThruOff();
MIDI1.begin(MIDI_CHANNEL_OMNI);
MIDI1.setHandleControlChange(MidiCCToOSC);
MIDI1.turnThruOff();
MIDI2.begin(MIDI_CHANNEL_OMNI);
MIDI2.setHandleControlChange(MidiCCToOSC);
MIDI2.turnThruOff();
}
void loop()
{
// check if we need to configure a AP
if (digitalRead(AP_TRIGGER_PIN) == LOW)
{
WiFiManager wm;
//reset settings - for testing
//wifiManager.resetSettings();
wm.setConfigPortalTimeout(AP_TIMEOUT);
if (!wm.startConfigPortal(AP_NAME))
{
DEBUG_MSG("Failed to connect and hit timeout - restarting!\n");
delay(3000);
ESP.restart();
delay(5000);
}
DEBUG_MSG("\nAP IP address: %s\n", WiFi.softAPIP().toString().c_str());
}
else
{
OSCMessage msg;
uint8_t buffer[1024];
uint16_t outPort;
// Check if there are any OSC packets to handle
size_t size = udp.parsePacket();
if (size > 0 && size <= 1024)
{
udp.read(buffer, size);
msg.fill(buffer, size);
if (!msg.hasError())
{
DEBUG_OSC_MESSAGE(msg);
msg.route("/midi/cc", OSCToMidiCC);
//msg.route("/midi/sysex", OSCToMidiSYSEX);
//msg.route("/midi/note", OSCToMidiNote);
}
else
{
DEBUG_MSG("Error parsing OSC message: %d\n", msg.getError());
}
// Keep track of the client IP address for "talking back"
clientIP = udp.remoteIP();
udp.flush();
}
// Check if there are any CC messages from synth itself
//MIDI1.read();
if (MIDI1.read())
{
Serial.print("MIDI-IN[1] Type: ");
Serial.print(MIDI1.getType(), DEC);
Serial.print(" Data1: ");
Serial.print(MIDI1.getData1(), DEC);
Serial.print(" Data2: ");
Serial.print(MIDI1.getData2(), DEC);
Serial.print(" Channel: ");
Serial.print(MIDI1.getChannel(), DEC);
Serial.println(" Channel: ");
}
// MIDI-Merger from MIDI2 to MIDI1
if (MIDI2.read())
{
MIDI1.send(MIDI2.getType(),
MIDI2.getData1(),
MIDI2.getData2(),
MIDI2.getChannel());
Serial.print("MIDI-IN[2] Type: ");
Serial.print(MIDI2.getType(), DEC);
Serial.print(" Data1: ");
Serial.print(MIDI2.getData1(), DEC);
Serial.print(" Data2: ");
Serial.print(MIDI2.getData2(), DEC);
Serial.print(" Channel: ");
Serial.print(MIDI2.getChannel(), DEC);
Serial.println(" Channel: ");
}
}
}
void OSCToMidiCC(OSCMessage &msg, int offset)
void OSCToMidiCC(OSCMessage & msg, int offset)
{
char address[100] = { 0 };
uint8_t cc, value;
@ -71,7 +181,7 @@ void OSCToMidiCC(OSCMessage &msg, int offset)
value = round(msg.getFloat(0));
value = value > 127 ? 127 : value;
DEBUG_MSG("MSG: %s\tChannel: %u\t\tCC: %u\tValue: %u\n", address, midichannel, cc, value);
MIDI.sendControlChange(cc, value, midichannel);
MIDI1.sendControlChange(cc, value, midichannel);
}
else if (msg.size() == 2 && msg.isFloat(0) && msg.isFloat(1))
{
@ -80,12 +190,12 @@ void OSCToMidiCC(OSCMessage &msg, int offset)
value = round(msg.getFloat(0));
value = value > 127 ? 127 : value;
DEBUG_MSG("MSG: %s\tChannel: %u\t\tCC: %u\tValue: %u\n", address, midichannel, cc, value);
MIDI.sendControlChange(cc, value, midichannel);
MIDI1.sendControlChange(cc, value, midichannel);
cc = getVar(address, 2);
value = round(msg.getFloat(1));
value = value > 127 ? 127 : value;
DEBUG_MSG("MSG: %s\tChannel: %u\t\tCC: %u\tValue: %u\n", address, midichannel, cc, value);
MIDI.sendControlChange(cc, value, midichannel);
MIDI1.sendControlChange(cc, value, midichannel);
}
else
{
@ -111,39 +221,3 @@ void MidiCCToOSC(uint8_t channel, uint8_t number, uint8_t val)
udp.endPacket();
}
}
void loop()
{
OSCMessage msg;
uint8_t buffer[1024];
uint16_t outPort;
// Check if there are any OSC packets to handle
size_t size = udp.parsePacket();
if (size > 0 && size <= 1024)
{
udp.read(buffer, size);
msg.fill(buffer, size);
if (!msg.hasError())
{
DEBUG_OSC_MESSAGE(msg);
msg.route("/midi/cc", OSCToMidiCC);
//msg.route("/midi/sysex", OSCToMidiSYSEX);
//msg.route("/midi/note", OSCToMidiNote);
}
else
{
DEBUG_MSG("Error parsing OSC message: %d\n", msg.getError());
}
// Keep track of the client IP address for "talking back"
clientIP = udp.remoteIP();
udp.flush();
}
// Check if there are any CC messages from synth itself
MIDI.read();
}

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