move to new cspot

components/spotify/cspot/bell/main/audio-containers/AudioContainers.cpp

@@ -0,0 +1,24 @@
+#include "AudioContainers.h"
+
+using namespace bell;
+
+std::unique_ptr<bell::AudioContainer> AudioContainers::guessAudioContainer(
+    std::istream& istr) {
+  std::byte tmp[14];
+  istr.read((char*)tmp, sizeof(tmp));
+
+  if (memcmp(tmp, "\xFF\xF1", 2) == 0 ||
+      memcmp(tmp, "\xFF\xF9", 2) == 0) {
+    // AAC found
+    std::cout << "AAC" << std::endl;
+    return std::make_unique<bell::AACContainer>(istr);
+  } else if (memcmp(tmp, "\xFF\xFB", 2) == 0 ||
+             memcmp(tmp, "\x49\x44\x33", 3) == 0) {
+    // MP3 Found
+    std::cout << "MP3" << std::endl;
+
+    return std::make_unique<bell::MP3Container>(istr);
+  }
+
+  return nullptr;
+}