Maximilian use Vector instead of array

src/AudioLibs/MaximilianDSP.h

@@ -2,6 +2,9 @@
 #include "AudioConfig.h"
 #include "maximilian.h"
 #include "libs/maxiClock.h"
+#ifdef ESP32
+#include "esp_heap_caps.h"
+#endif
 
 // Maximilian play function - return an array of 2 channels
 void play(maxi_float_t *channels);//run dac! 
@@ -19,18 +22,17 @@ class Maximilian : public VolumeSupport {
 
  Maximilian(Print &out, int bufferSize=DEFAULT_BUFFER_SIZE, void (*callback)(maxi_float_t *channels)=play){
  buffer_size = bufferSize;
- p_buffer = new uint8_t[bufferSize];
  p_sink = &out;
  this->callback = callback;
  }
 
  ~Maximilian() {
- delete[] p_buffer;
  }
 
  /// Setup Maximilian with audio parameters
  void begin(AudioInfo cfg){
  this->cfg = cfg;
+ buffer.resize(buffer_size);
  maxiSettings::setup(cfg.sample_rate, cfg.channels, DEFAULT_BUFFER_SIZE);
  }
 
@@ -53,7 +55,7 @@ class Maximilian : public VolumeSupport {
  // fill buffer with data
  maxi_float_t out[cfg.channels];
  uint16_t samples = buffer_size / sizeof(uint16_t);
- int16_t *p_samples = (int16_t *)p_buffer;
+ int16_t *p_samples = (int16_t *) buffer.data();
  for (uint16_t j=0;j<samples;j+=cfg.channels){
  callback(out);
  // convert all channels to int16
@@ -62,12 +64,12 @@ class Maximilian : public VolumeSupport {
  }
  }
  // write buffer to audio sink
- unsigned int result = p_sink->write(p_buffer, buffer_size);
+ unsigned int result = p_sink->write(buffer.data(), buffer_size);
  LOGI("bytes written %u", result)
  }
 
  protected:
- uint8_t *p_buffer=nullptr;
+ Vector<uint8_t> buffer;
  int buffer_size=256;
  Print *p_sink=nullptr;
  AudioInfo cfg;