cleanup

platformio.ini

@@ -15,7 +15,7 @@ board = heltec_wifi_lora_32
 board_f_cpu = 240000000L
 board_f_flash = 80000000L
 framework = arduino
-;build_flags = -DLOG_LOCAL_LEVEL=ESP_LOG_VERBOSE -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE -DDEBUG_INT_ALLOC_DECISIONS=1
+build_flags = -DLOG_LOCAL_LEVEL=ESP_LOG_VERBOSE -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE -DDEBUG_INT_ALLOC_DECISIONS=1
 ; -DCONFIG_ESP32_RTC_CLOCK_SOURCE_EXTERNAL_CRYSTAL=y
 board_build.partitions = min_spiffs.csv
 ; http://docs.platformio.org/en/latest/platforms/espressif32.html#partition-tables https://github.com/espressif/arduino-esp32/tree/master/tools/partitions

src/mp3.cpp

@@ -143,8 +143,12 @@ void MP3::mp3_decoder_task(void *pvParameters) {
   audiobuffer = buff;
   buff->RegisterStatusCB(StatusCallback, (void*)"buffer");
   if (out == NULL) {
-    out = new AudioOutputI2S(I2S_NUM_0, false);
+    out = new AudioOutputI2S(I2S_NUM_0, AudioOutputI2S::EXTERNAL_I2S, AudioOutputI2S::APLL_DISABLE);
     out->SetPinout(12, 13, 25);
+    //out->SetRate(44100);
+    //out->SetBitsPerSample(I2S_BITS_PER_SAMPLE_16BIT);
+    //out->SetChannels(I2S_CHANNEL_STEREO);
+    //out->SetOutputModeMono(true);
   }
   if (rtttl_len > 0) {
     decoder = new AudioGeneratorRTTTL();

src/mp3.h

@@ -28,7 +28,7 @@ class MP3 {
     int getVolume();
     bool playing = false;
     bool aborted = false;
-    int volume = 20;
+    int volume = 4;
     bool volumeChanged = true;
     uint32_t getBuffFill(void);
     bool fromProgmem;

src/rotary.h

@@ -3,7 +3,7 @@
 
 #include <Arduino.h>
 #include <functional>
-#include <ClickEncoder.h>
+//#include <ClickEncoder.h>
 
 // usually the rotary encoders three pins have the ground pin in the middle
 enum PinAssignments {