FLAC SD example

Author: pschatzmann

examples/examples-audiokit/streams-sd_flac-audiokit/streams-sd_flac-audiokit.ino

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+/**
+ * @file streams-sd-audiokit.ino
+ * @author Phil Schatzmann
+ * @brief Just a small demo, how to use files with the SD library with a streaming decoder
+ * @version 0.1
+ * @date 2022-10-09
+ * 
+ * @copyright Copyright (c) 2022
+ * 
+ */
+#include <SPI.h>
+#include <SD.h>
+#include "AudioTools.h"
+#include "AudioLibs/AudioBoardStream.h"
+#include "AudioCodecs/CodecFLAC.h"
+
+
+const int chipSelect=PIN_AUDIO_KIT_SD_CARD_CS;
+AudioBoardStream i2s(AudioKitEs8388V1); // final output of decoded stream
+FLACDecoder dec;
+StreamCopy copier; 
+File audioFile;
+
+void setup(){
+  Serial.begin(115200);
+  AudioLogger::instance().begin(Serial, AudioLogger::Info);  
+
+  // setup audiokit before SD!
+  auto config = i2s.defaultConfig(TX_MODE);
+  config.sd_active = true;
+  i2s.begin(config);
+
+  // setup file
+  SD.begin(chipSelect);
+  audioFile = SD.open("/flac/test2.flac");
+
+  // setup decoder
+  dec.setInputStream(audioFile);
+  dec.setOutputStream(i2s);
+  dec.begin();
+
+}
+
+void loop(){
+  dec.copy();
+}