fork from github

examples/PlayMIDIFromSPIFFS/PlayMIDIFromSPIFFS.ino

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+#include <Arduino.h>
+#ifdef ESP32
+    #include <WiFi.h>
+    #include "SPIFFS.h"
+#else
+    #include <ESP8266WiFi.h>
+#endif
+
+
+#include <AudioOutputNull.h>
+#include <AudioOutputI2S.h>
+#include <AudioGeneratorMIDI.h>
+#include <AudioFileSourceSPIFFS.h>
+
+AudioFileSourceSPIFFS *sf2;
+AudioFileSourceSPIFFS *mid;
+AudioOutputI2S *dac;
+AudioGeneratorMIDI *midi;
+
+void setup()
+{
+  const char *soundfont = "/1mgm.sf2";
+  const char *midifile = "/furelise.mid";
+
+  WiFi.mode(WIFI_OFF); 
+
+  Serial.begin(115200);
+  Serial.println("Starting up...\n");
+
+  audioLogger = &Serial;
+  sf2 = new AudioFileSourceSPIFFS(soundfont);
+  mid = new AudioFileSourceSPIFFS(midifile);
+  
+  dac = new AudioOutputI2S();
+  midi = new AudioGeneratorMIDI();
+  midi->SetSoundfont(sf2);
+  midi->SetSampleRate(22050);
+  Serial.printf("BEGIN...\n");
+  midi->begin(mid, dac);
+}
+
+void loop()
+{
+  if (midi->isRunning()) {
+    if (!midi->loop()) {
+      uint32_t e = millis();
+      midi->stop();
+    }
+  } else {
+    Serial.printf("MIDI done\n");
+    delay(1000);
+  }
+}
+
+