Cleanup samples

Author: pschatzmann

examples/examples-stream/streams-generator-analog/streams-generator-analog.ino

@@ -1,15 +1,13 @@
 /**
- * @file streams-generator-dac.ino
+ * @file streams-generator-analog.ino
  * @author Phil Schatzmann
- * @brief see https://github.com/pschatzmann/arduino-audio-tools/blob/main/examples/examples-stream/streams-generator-dac/README.md 
+ * @brief see https://github.com/pschatzmann/arduino-audio-tools/blob/main/examples/examples-stream/streams-generator-analog/README.md 
  * @author Phil Schatzmann
  * @copyright GPLv3
  **/
 
 #include "AudioTools.h"
 
-
-
 typedef int16_t sound_t;                                   // sound will be represented as int16_t (with 2 bytes)
 uint16_t sample_rate=44100;
 uint8_t channels = 2;                                      // The stream will have 2 channels 
@@ -24,8 +22,7 @@ void setup(void) {
   Serial.begin(115200);
   AudioLogger::instance().begin(Serial, AudioLogger::Info);
 
-
-  // start the bluetooth
+  // start the analog output
   AnalogConfig config = out.defaultConfig(TX_MODE);
   config.sample_rate = sample_rate; 
   out.begin(config);

examples/examples-stream/streams-generator-pwm/streams-generator-pwm.ino

@@ -8,8 +8,6 @@
 
 #include "AudioTools.h"
 
-
-
 //int pins[] = {22, 23};
 int channels = 1;
 uint16_t sample_rate=22000;

src/AudioPWM/PWMAudioESP32.h

@@ -41,7 +41,7 @@ class PWMAudioStreamESP32 : public PWMAudioStreamBase {
 
         // Ends the output
         virtual void end(){
-             LOGD(LOG_METHOD);
+            LOGD(LOG_METHOD);
             timerAlarmDisable(timer);
             for (int j=0;j<audio_config.channels;j++){
                 ledcDetachPin(pins[j].gpio);
@@ -99,7 +99,6 @@ class PWMAudioStreamESP32 : public PWMAudioStreamBase {
             }
         }
 
-
         /// Setup ESP32 timer with callback
         virtual void setupTimer() {
              LOGD(LOG_METHOD);