ストリーム数を調べる:IWMProfile::GetStreamCount

未整理

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/* 空のCLRプロジェクト */   #include <stdio.h>  //printf　とかで必要 #include <wmsdk.h>  //HRESULT　とかで必要   #pragma comment(lib, "wmvcore.lib")   //IWMMetadataEditor　とかで必要 #pragma comment ( lib, "ole32.lib" )//CoInitialize で必要   using namespace System;//Console::ReadLine()で必要   #ifndef SAFE_RELEASE #define SAFE_RELEASE(x) \  if(x != NULL)        \ {                    \  x->Release();     \  x = NULL;         \ } #endif   int main(void) {    HRESULT hr = S_OK;    IWMProfile * pProfile= NULL;; //  IWMSyncReader * mSyncReader;    hr = WMCreateSyncReader(NULL, 0, &mSyncReader);  // Create a profile manager object.  // プロファイルマネージャオブジェクトを作成します。    hr = mSyncReader->Open(L"G:\\sampleMovie\\sample.mp3");    if (FAILED(hr))  {   printf("-------------失敗----------------");   return E_FAIL;  }    hr = mSyncReader->QueryInterface(IID_IWMProfile,(void**)&pProfile);    DWORD dwStreamCount = 0;  hr = pProfile->GetStreamCount(&dwStreamCount);    for (DWORD dwIndex = 0; dwIndex < dwStreamCount; dwIndex++)  {   printf("%d-------------\r\n",dwIndex);   IWMStreamConfig *pConfig = NULL;   hr = pProfile->GetStream(dwIndex, &pConfig);   if (FAILED(hr))   {    printf("%d------失敗-------");    printf("Could not get the stream: (hr=0x%08x)\n", hr);    return hr;   }     GUID guid = GUID_NULL;   hr = pConfig->GetStreamType(&guid);   if (FAILED(hr))   {    printf("------失敗1-------");    printf("Could not get the stream type: (hr=0x%08x)\n", hr);    return hr;   }   else   {    if (WMMEDIATYPE_Video == guid)    {     printf("WMMEDIATYPE_Video\r\n");    }    else if (WMMEDIATYPE_Audio == guid)    {     printf("WMMEDIATYPE_Audioo\r\n");    }    else if (WMMEDIATYPE_Script == guid)    {     printf("WMMEDIATYPE_Script\r\n");    }    else{     printf("その他\r\n");    }   }  }    printf("-------------プログラム終了----------------");    Console::ReadLine();//入力待-ウインドウ維持 }