Fix memory leak, re-enable play command (it doesnt work lol)

src/audio/audio_decoder.cpp

@@ -21,7 +21,11 @@ namespace audio {
 
 static const std::size_t kSamplesPerChunk = 256;
 
-AudioDecoder::AudioDecoder() : IAudioElement(), stream_info_({}) {}
+AudioDecoder::AudioDecoder()
+    : IAudioElement(),
+      stream_info_({}),
+      has_samples_to_send_(false),
+      needs_more_input_(true) {}
 
 AudioDecoder::~AudioDecoder() {}
 

src/audio/audio_playback.cpp

@@ -38,11 +38,11 @@ auto AudioPlayback::create(drivers::GpioExpander* expander,
   playback->ConnectElements(codec.get(), sink.get());
 
   // Launch!
-  /*
   playback->element_handles_.push_back(StartAudioTask("src", source));
   playback->element_handles_.push_back(StartAudioTask("dec", codec));
   playback->element_handles_.push_back(StartAudioTask("sink", sink));
-  */
+
+  playback->input_handle_ = source->InputEventQueue();
 
   return playback;
 }