applied platformio structure

lib/spotify/cspot/bell/main/audio-codec/BaseCodec.cpp

@@ -0,0 +1,28 @@
+#include "BaseCodec.h"
+
+#include "AudioContainer.h"  // for AudioContainer
+
+using namespace bell;
+
+bool BaseCodec::setup(AudioContainer* container) {
+  return false;
+}
+
+uint8_t* BaseCodec::decode(AudioContainer* container, uint32_t& outLen) {
+  auto* data = container->readSample(lastSampleLen);
+  if (data == nullptr) {
+    outLen = 0;
+    return nullptr;
+  }
+
+  if (lastSampleLen == 0) {
+    outLen = 0;
+    return nullptr;
+  }
+
+  availableBytes = lastSampleLen;
+  auto* result = decode((uint8_t*)data, availableBytes, outLen);
+  container->consumeBytes(lastSampleLen - availableBytes);
+
+  return result;
+}