Let us start here, from square one. No, from Zero!

hooks/audio/util.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <string>
+
+#include <windows.h>
+#include <audiosessiontypes.h>
+#include <mmreg.h>
+
+std::string channel_mask_str(DWORD channel_mask);
+std::string share_mode_str(AUDCLNT_SHAREMODE share_mode);
+void copy_wave_format(WAVEFORMATEXTENSIBLE *destination, const WAVEFORMATEX *source);
+void print_format(const WAVEFORMATEX *pFormat);