Added USE_A2DP to examples

examples/examples-basic-api/base-adc-a2dp/base-adc-a2dp.ino

@@ -7,6 +7,9 @@
  * @copyright GPLv3
  * 
  */
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "Arduino.h"
 #include "BluetoothA2DPSource.h"
 #include "AudioTools.h"

examples/examples-basic-api/base-adc-serial/base-adc-serial.ino

@@ -7,6 +7,9 @@
  * @copyright GPLv3
  */
  
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "Arduino.h"
 #include "BluetoothA2DPSource.h"
 #include "AudioTools.h"

examples/examples-basic-api/base-file_mp3-a2dp/base-file_mp3-a2dp.ino

@@ -7,6 +7,9 @@
  * @copyright GPLv3
  */
 
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include <SPI.h>
 #include <SD.h>
 #include "AudioFileSourceSD.h"

examples/examples-basic-api/base-file_raw-a2dp/base-file_raw-a2dp.ino

@@ -7,6 +7,9 @@
  * @copyright GPLv3
  */
 
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "BluetoothA2DPSource.h"
 #include <SPI.h>
 #include <SD.h>

examples/examples-basic-api/base-i2s-a2dp/base-i2s-a2dp.ino

@@ -7,6 +7,8 @@
  * @copyright GPLv3
  */
 
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
 
 #include "Arduino.h"
 #include "AudioTools.h"

examples/examples-basic-api/base-i2s-serial/base-i2s-serial.ino

@@ -9,12 +9,11 @@
 
 #include "Arduino.h"
 #include "AudioTools.h"
-#include "BluetoothA2DPSource.h"
 
 using namespace audio_tools;  
 
 /**
- * @brief We use I2S as input and send the data to A2DP
+ * @brief We use I2S as input 
  * To test we use a INMP441 microphone. 
  */ 
 

examples/sandbox/base-a2dp-file_aac/base-a2dp-file_aac.ino

@@ -1,3 +1,6 @@
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "Arduino.h"
 #include <SPI.h>
 #include <SD.h>

examples/sandbox/experiment-flash_midi-a2dp/base-flash_midi-a2dp.ino

@@ -7,6 +7,9 @@
  * @copyright GPLv3
  */
 
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include <AudioFileSourcePROGMEM.h>
 #include "AudioGeneratorMIDI.h"
 #include "ESP8266AudioSupport.h"

examples/sandbox/experiment-mozzi-udp/streams-mozzi-udp.ino

@@ -24,7 +24,7 @@ typedef int16_t sound_t;                                  // sound will be repre
 uint8_t channels = 2;                                     // The stream will have 2 channels 
 MozziGenerator mozzi(CONTROL_RATE);                       // subclass of SoundGenerator 
 GeneratedSoundStream<sound_t> in(mozzi);        // Stream generated with mozzi
-UDPStream out;                                            // UDP Output - A2DPStream is a singleton!
+UDPStream out;                                            // UDP Output 
 StreamCopy copier(out, in); // copy in to out
 
 /// Copied from AMsynth.ino

examples/sandbox/player-sd-a2dp.ino

@@ -1,5 +1,6 @@
 // set this in AudioConfig.h or here after installing https://github.com/pschatzmann/arduino-libhelix.git
 #define USE_HELIX 
+#define USE_A2DP
 
 #include "AudioTools.h"
 #include "AudioCodecs/CodecMP3Helix.h"

examples/sandbox/streams-a2dp-analog/streams-a2dp-analog.ino

@@ -6,6 +6,9 @@
  * @author Phil Schatzmann
  * @copyright GPLv3
  */
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "AudioTools.h"
 #include "AudioA2DP.h"
 

examples/sandbox/streams-a2dp-i2s/streams-a2dp-i2s.ino

@@ -6,6 +6,10 @@
  * @author Phil Schatzmann
  * @copyright GPLv3
  */
+
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "AudioTools.h"
 #include "AudioA2DP.h"
 

examples/sandbox/streams-a2dp-serial/streams-a2dp-serial.ino

@@ -7,6 +7,9 @@
  * @copyright GPLv3
  * 
  */
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "Arduino.h"
 #include "AudioTools.h"
 #include "AudioA2DP.h"

examples/sandbox/streams-adc-a2dp/streams-adc-a2dp.ino

@@ -8,6 +8,9 @@
  * @copyright GPLv3
  * 
  */
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "Arduino.h"
 #include "AudioTools.h"
 #include "AudioA2DP.h"

examples/sandbox/streams-i2s-a2dp/streams-i2s-a2dp.ino

@@ -7,16 +7,8 @@
  * @copyright GPLv3
  */
 
-
-/**
- * @file streams-i2s-a2dp.ino
- * @author Phil Schatzmann
- * @brief see https://github.com/pschatzmann/arduino-audio-tools/blob/main/examples/i2s-a2dp/README.md
- * 
- * @author Phil Schatzmann
- * @copyright GPLv3
- */
-
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
 
 #include "Arduino.h"
 #include "AudioTools.h"

examples/sandbox/streams-memory_aac-a2dp/streams-memory_aac-a2dp.ino

@@ -7,6 +7,10 @@
  * @copyright GPLv3
  * 
  */
+
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "AudioTools.h"
 #include "AudioA2DP.h"
 #include "audio.h"

examples/sandbox/streams-mozzi-a2dp/streams-mozzi-a2dp.ino

@@ -7,6 +7,10 @@
  * @copyright GPLv3
  * 
  */
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+#define USE_MOZZI
+
 #include "AudioTools.h"
 #include "AudioA2DP.h"
 #include "AudioMozzi.h"

examples/streams-generator-a2dp/streams-generator-a2dp.ino

@@ -7,6 +7,10 @@
  * @copyright GPLv3
  * 
  */
+
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
+
 #include "AudioTools.h"
 #include "AudioA2DP.h"
 

examples/streams-i2s-a2dp/streams-i2s-a2dp.ino

@@ -7,6 +7,8 @@
  * @copyright GPLv3
  */
 
+// Add this in your sketch or change the setting in AudioConfig.h
+#define USE_A2DP
 
 #include "Arduino.h"
 #include "AudioTools.h"

src/AudioA2DP.h

@@ -19,7 +19,7 @@
 namespace audio_tools {
 
 /**
- * @brief Covnerts the data from T src[][2] to a Channels array 
+ * @brief Covnerts the data from T src[][2] to a Frame array 
  * @author Phil Schatzmann
  * @copyright GPLv3
  * 
@@ -34,7 +34,7 @@ class ChannelConverter {
         }
 
         // The data is provided as int24_t tgt[][2] but  returned as int24_t
-        void convert(T src[][2], Channels* channels, size_t size) {
+        void convert(T src[][2], Frame* channels, size_t size) {
             for (int i=size; i>0; i--) {
                 channels[i].channel1 = (*convert_ptr)(src[i][0]);
                 channels[i].channel2 = (*convert_ptr)(src[i][1]);
@@ -53,7 +53,7 @@ RingBuffer<uint8_t> a2dp_buffer(A2DP_BUFFER_SIZE*A2DP_BUFFER_COUNT);
 volatile bool is_a2dp_active = false;
 
 // callback used by A2DP to provide the a2dp_source sound data
-int32_t a2dp_stream_source_sound_data(Channels* data, int32_t len) {
+int32_t a2dp_stream_source_sound_data(Frame* data, int32_t len) {
     LOGD("a2dp_stream_source_sound_data: %d", len);   
     size_t result_len = 0;
     // at first call we start with some empty data
@@ -66,10 +66,10 @@ int32_t a2dp_stream_source_sound_data(Channels* data, int32_t len) {
         is_a2dp_active = true;        
     }
     // the data in the file must be in int16 with 2 channels 
-    size_t result_len_bytes = a2dp_buffer.readArray((uint8_t*)data, len*sizeof(Channels));
+    size_t result_len_bytes = a2dp_buffer.readArray((uint8_t*)data, len*sizeof(Frame));
 
     // result is in number of frames
-    result_len = result_len_bytes / sizeof(Channels);
+    result_len = result_len_bytes / sizeof(Frame);
 
     // Log result
     if (AudioLogger::instance().level()==AudioLogger::Debug){