snapshot

libraries/audio-tools/tests-cmake/codec/mp3-metadata/mp3-metadata.cpp

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+// Simple wrapper for Arduino sketch to compilable with cpp in cmake
+#include "Arduino.h"
+#include "AudioTools.h"
+#include "sample-12s.h"
+
+MemoryStream mp3(sample_12s_mp3, sample_12s_mp3_len);
+MetaDataOutput out;
+StreamCopy copier(out, mp3); // copy in to out
+bool title_printed = false;
+
+void printMetaData(MetaDataType type, const char* str, int len){
+  Serial.print("==> ");
+  Serial.print(toStr(type));
+  Serial.print(": ");
+  Serial.println(str);
+  title_printed = true;
+}
+
+void setup(){
+  Serial.begin(115200);
+  AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);  
+
+  out.setCallback(printMetaData);
+  out.begin();
+  mp3.begin();
+}
+
+void loop(){
+  if (mp3) {
+    copier.copy();
+  } else {
+    assert(title_printed);
+    exit(0);
+  }
+}