Дебри указателей - охота на память

#include <windows.h>
#include <xaudio2.h>
 
 
struct AudioBuffer
{
    WAVEFORMATEXTENSIBLE wfx;
    XAUDIO2_BUFFER  buffer;
    bool Release(){delete [] buffer.pAudioData; delete this ; return true;}  //(p->Release())(!!!!!!!!!!!!!!!!!!!!!)
};
 
AudioBuffer * yo = NULL;  //(!!!!!!!!!!!!!!!!!) (*p)
 
bool CreateSoundFromFile(AudioBuffer **audio);  //(!!!!!!!!!!!!!!!!!!!!!!!!) (&p)
 
 
 
 
int main()
{
 
CoInitializeEx(NULL, COINIT_MULTITHREADED); // тут второй вопрос.
 
    
CreateSoundFromFile( &yo);  //(!!!!!!!!!!!!!!!!!!!)
 
 
IXAudio2SourceVoice* pSourceVoice;
if( FAILED(hr = pXAudio2->CreateSourceVoice( &pSourceVoice, (WAVEFORMATEX*)&yo->wfx,
    0, XAUDIO2_DEFAULT_FREQ_RATIO, NULL, NULL, NULL ) ) ) return hr;
if( FAILED(hr = pSourceVoice->SubmitSourceBuffer( &yo->buffer ) ) ) return hr;
 
if ( FAILED(hr = pSourceVoice->Start( 0, XAUDIO2_COMMIT_NOW ) ) ) return hr;
system("pause");
pSourceVoice->Stop();
 
 
yo->Release();  //(!!!!!!!!!!!!!!!)
}
 
 
 
 
bool CreateSoundFromFile(AudioBuffer ** yo)
{
    AudioBuffer * t = new AudioBuffer;  //(!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)
    ZeroMemory(t,sizeof(AudioBuffer));  //(!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)
    
 
// Open the file
HANDLE hFile = CreateFile(
    L"MusicMono.wav",
    GENERIC_READ,
    FILE_SHARE_READ,
    NULL,
    OPEN_EXISTING,
    0,
    NULL );
 
if( INVALID_HANDLE_VALUE == hFile )
    return HRESULT_FROM_WIN32( GetLastError() );
if( INVALID_SET_FILE_POINTER == SetFilePointer( hFile, 0, NULL, FILE_BEGIN ) )
    return HRESULT_FROM_WIN32( GetLastError() );
 
DWORD dwChunkSize;
DWORD dwChunkPosition;
//check the file type, should be fourccWAVE or 'XWMA'
FindChunk(hFile,fourccRIFF,dwChunkSize, dwChunkPosition );
DWORD filetype;
ReadChunkData(hFile,&filetype,sizeof(DWORD),dwChunkPosition);
if (filetype != fourccWAVE)
    return S_FALSE;
FindChunk(hFile,fourccFMT, dwChunkSize, dwChunkPosition );
ReadChunkData(hFile, &t->wfx, dwChunkSize, dwChunkPosition );
//fill out the audio data buffer with the contents of the fourccDATA chunk
FindChunk(hFile,fourccDATA,dwChunkSize, dwChunkPosition );
 
BYTE * pDataBuffer = new BYTE[dwChunkSize];  //(!!!!!!!!!!!!!!!!!!!!!!!!)
 
ReadChunkData(hFile, pDataBuffer, dwChunkSize, dwChunkPosition);
 
t->buffer.AudioBytes = dwChunkSize;   //(!!!!!!!!!!!!!!!!!!!!!!!)
t->buffer.pAudioData = pDataBuffer;  
t->buffer.Flags = XAUDIO2_END_OF_STREAM; 
 
*yo=t; //(!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)
 
return true;
 
};