compile warnings

Author: pschatzmann

src/AudioTools/AudioCodecs/CodecWAV.h

@@ -117,7 +117,8 @@ class WAVHeader {
 
   void clear() {
     data_pos = 0;
-    memset(&headerInfo,0,sizeof(WAVAudioInfo));
+    WAVAudioInfo empty;
+    headerInfo = empty;
     buffer.setClearWithZero(true);
     buffer.reset();
   }

src/AudioTools/CoreAudio/AudioActions.h

@@ -36,6 +36,8 @@ class AudioActions {
   };
 
   struct Action {
+    Action() = default;
+    virtual ~Action() {}
     int16_t pin = -1;
     void (*actionOn)(bool pinStatus, int pin, void *ref) = nullptr;
     void (*actionOff)(bool pinStatus, int pin, void *ref) = nullptr;
@@ -123,7 +125,7 @@ class AudioActions {
   }
 
   /// deletes all actions
-  ~AudioActions() {
+  virtual ~AudioActions() {
     clear();
   }
 

src/AudioTools/CoreAudio/AudioAnalog/AnalogDriverESP32V1.h

@@ -629,7 +629,7 @@ class AnalogDriverESP32V1 : public AnalogDriverBase {
 #ifdef ARDUINO
     // dummy detach: w/o this it's failing
     static bool adcDetachBus(void *bus) {
-        LOGD("===> adcDetachBus: %d", bus);
+        LOGD("===> adcDetachBus: %d", (int) bus);
         return true;
     }
 #endif