talkie a2dp example

Author: pschatzmann

examples/examples-tts/streams-talkie-a2dp/streams-talkie-a2dp.ino

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+/**
+ * @file streams-talkie-a2dp.ino
+ * @author Phil Schatzmann
+ * @copyright GPLv3
+ * Using TalkiePCM to generate audio to be sent to a Bluetooth Speaker 
+ */
+
+#include "AudioTools.h"
+#include "AudioTools/AudioCodecs/CodecMP3Helix.h"
+#include "AudioTools/AudioLibs/A2DPStream.h"
+#include "TalkiePCM.h" // https://github.com/pschatzmann/TalkiePCM
+#include "Vocab_US_Large.h"
+
+const char* name = "LEXON MINO L";  // Replace with your device name
+
+AudioInfo from(8000, 2, 16);  // TTS
+AudioInfo to(44100, 2, 16);   // A2DP
+
+A2DPStream a2dp;
+FormatConverterStream out(a2dp);
+BufferedStream bs(1024, out);
+TalkiePCM voice(bs, from.channels);
+
+void setup() {
+  Serial.begin(115200);
+  AudioLogger::instance().begin(Serial, AudioLogger::Info);
+  Serial.println("Starting...");
+
+  // setup conversion to provide stereo at 44100hz
+  out.begin(from, to);
+
+  // setup a2dp
+  auto cfg = a2dp.defaultConfig(TX_MODE);
+  cfg.name = name;
+  cfg.silence_on_nodata = true;  // allow delays with silence
+  a2dp.begin(cfg);
+  a2dp.setVolume(0.3);
+
+  Serial.println("A2DP Started");
+}
+
+void loop() {
+  voice.say(sp2_DANGER);
+  voice.say(sp2_DANGER);
+  voice.say(sp2_RED);
+  voice.say(sp2_ALERT);
+  voice.say(sp2_MOTOR);
+  voice.say(sp2_IS);
+  voice.say(sp2_ON);
+  voice.say(sp2_FIRE);
+  bs.flush();
+  voice.silence(1000);
+}