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libraries/audio-tools/examples/sandbox/ble/server-as-source/communication-ble-client-receive/communication-ble-client-receive.ino

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+/**
+ * @file communications-ble-client-receive.ino
+ * @author Phil Schatzmann
+ * @brief Receiving audio via BLE: The client acts as audio sink and is writing to I2S. 
+ * This scenario works amazingly well!
+ * @version 0.1
+ * @date 2022-11-04
+ *
+ * @copyright Copyright (c) 2023
+ */
+
+
+#include "AudioTools.h"
+//#include "AudioTools/AudioLibs/AudioBoardStream.h"
+#include "AudioTools/AudioCodecs/CodecADPCM.h" // https://github.com/pschatzmann/adpcm
+#include "AudioTools/Sandbox/BLE/AudioBLE.h"
+
+AudioInfo info(44100, 2, 16);
+AudioBLEClient ble;
+I2SStream i2s;
+ADPCMDecoder adpcm(AV_CODEC_ID_ADPCM_IMA_WAV);
+EncodedAudioStream decoder(&i2s, &adpcm);
+StreamCopy copier(decoder, ble);
+
+void setup() {
+  Serial.begin(115200);
+  AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
+
+  // start BLE client - wait at most 10 minutes
+  ble.begin("ble-receive", 60*10);
+
+  // start decoder
+  decoder.begin(info);
+
+  // start I2S
+  auto config = i2s.defaultConfig(TX_MODE);
+  config.copyFrom(info);
+  i2s.begin(config);  
+
+  Serial.println("started...");
+}
+
+void loop() {
+  if (ble)
+    copier.copy();
+}