int SaveGraphFile(IGraphBuilder pGraph, String wszPath)
{
String wszStreamName = "ActiveMovieGraph";
int hr;
IStorage *pStorage = NULL;
hr = StgCreateDocfile(
wszPath,
STGM_CREATE | STGM_TRANSACTED | STGM_READWRITE | STGM_SHARE_EXCLUSIVE,
0, &pStorage);
if (FAILED(hr))
{
return(hr);
}
IStream *pStream;
hr = pStorage->CreateStream(
wszStreamName,
STGM_WRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE,
0, 0, &pStream);
if (FAILED(hr))
{
pStorage->Release();
return(hr);
}
IPersistStream *pPersist = NULL;
pGraph->QueryInterface(IID_IPersistStream, (void **)&pPersist);
hr = pPersist->Save(pStream, TRUE);
pStream->Release();
pPersist->Release();
if (SUCCEEDED(hr))
{
hr = pStorage->Commit(STGC_DEFAULT);
}
pStorage->Release();
return(hr);
}
public int ExtractThumbnail([NativeTypeName("IStorage *")] IStorage *pStg, [NativeTypeName("ULONG")] uint ulLength, [NativeTypeName("ULONG")] uint ulHeight, [NativeTypeName("ULONG *")] uint *pulOutputLength, [NativeTypeName("ULONG *")] uint *pulOutputHeight, [NativeTypeName("HBITMAP *")] IntPtr *phOutputBitmap)
{
return(((delegate * unmanaged <IThumbnailExtractor *, IStorage *, uint, uint, uint *, uint *, IntPtr *, int>)(lpVtbl[3]))((IThumbnailExtractor *)Unsafe.AsPointer(ref this), pStg, ulLength, ulHeight, pulOutputLength, pulOutputHeight, phOutputBitmap));
}
public int InitNew(IStorage *pStg)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, int>)(lpVtbl[5]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStg));
}
public static extern HRESULT CoGetInstanceFromIStorage(COSERVERINFO *pServerInfo, [NativeTypeName("CLSID *")] Guid *pClsid, IUnknown *punkOuter, [NativeTypeName("DWORD")] uint dwClsCtx, [NativeTypeName("struct IStorage *")] IStorage *pstg, [NativeTypeName("DWORD")] uint dwCount, MULTI_QI *pResults);
public int Save([NativeTypeName("IStorage *")] IStorage *pStgSave, [NativeTypeName("BOOL")] int fSameAsLoad)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, int, int>)(lpVtbl[7]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStgSave, fSameAsLoad));
}
public HRESULT CopyTo([NativeTypeName("DWORD")] uint ciidExclude, [NativeTypeName("const IID *")] Guid *rgiidExclude, [NativeTypeName("SNB")] ushort **snbExclude, IStorage *pstgDest)
{
return(((delegate * unmanaged <IStorage *, uint, Guid *, ushort **, IStorage *, int>)(lpVtbl[7]))((IStorage *)Unsafe.AsPointer(ref this), ciidExclude, rgiidExclude, snbExclude, pstgDest));
}
public int InitNew([NativeTypeName("IStorage *")] IStorage *pStg)
{
return(((delegate * stdcall <IPersistStorage *, IStorage *, int>)(lpVtbl[5]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStg));
}
public static extern HRESULT StgCreatePropSetStg(IStorage *pStorage, [NativeTypeName("DWORD")] uint dwReserved, IPropertySetStorage **ppPropSetStg);
public static extern HRESULT ReadClassStg([NativeTypeName("LPSTORAGE")] IStorage *pStg, [NativeTypeName("CLSID *")] Guid *pclsid);
public static extern HRESULT StgOpenStorage([NativeTypeName("const WCHAR *")] ushort *pwcsName, IStorage *pstgPriority, [NativeTypeName("DWORD")] uint grfMode, [NativeTypeName("SNB")] ushort **snbExclude, [NativeTypeName("DWORD")] uint reserved, IStorage **ppstgOpen);
public static extern HRESULT StgOpenStorageOnILockBytes(ILockBytes *plkbyt, IStorage *pstgPriority, [NativeTypeName("DWORD")] uint grfMode, [NativeTypeName("SNB")] ushort **snbExclude, [NativeTypeName("DWORD")] uint reserved, IStorage **ppstgOpen);
public HRESULT SaveCompleted(IStorage *pStgNew)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, int>)(lpVtbl[8]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStgNew));
}
public HRESULT Save(IStorage *pStgSave, BOOL fSameAsLoad)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, BOOL, int>)(lpVtbl[7]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStgSave, fSameAsLoad));
}
public HRESULT Load(IStorage *pStg)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, int>)(lpVtbl[6]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStg));
}
public int OnFileUpdated([NativeTypeName("IStorage *")] IStorage *pStg)
{
return(((delegate * unmanaged <IThumbnailExtractor *, IStorage *, int>)(lpVtbl[4]))((IThumbnailExtractor *)Unsafe.AsPointer(ref this), pStg));
}
public static extern HRESULT WriteClassStg([NativeTypeName("LPSTORAGE")] IStorage *pStg, [NativeTypeName("const IID &")] Guid *rclsid);
public HRESULT OpenStorage([NativeTypeName("const OLECHAR *")] ushort *pwcsName, IStorage *pstgPriority, [NativeTypeName("DWORD")] uint grfMode, [NativeTypeName("SNB")] ushort **snbExclude, [NativeTypeName("DWORD")] uint reserved, IStorage **ppstg)
{
return(((delegate * unmanaged <IStorage *, ushort *, IStorage *, uint, ushort **, uint, IStorage **, int>)(lpVtbl[6]))((IStorage *)Unsafe.AsPointer(ref this), pwcsName, pstgPriority, grfMode, snbExclude, reserved, ppstg));
}
public static extern HRESULT GetConvertStg([NativeTypeName("LPSTORAGE")] IStorage *pStg);
public HRESULT MoveElementTo([NativeTypeName("const OLECHAR *")] ushort *pwcsName, IStorage *pstgDest, [NativeTypeName("const OLECHAR *")] ushort *pwcsNewName, [NativeTypeName("DWORD")] uint grfFlags)
{
return(((delegate * unmanaged <IStorage *, ushort *, IStorage *, ushort *, uint, int>)(lpVtbl[8]))((IStorage *)Unsafe.AsPointer(ref this), pwcsName, pstgDest, pwcsNewName, grfFlags));
}
public HRESULT RecompressImage(IShellItem *psi, int cx, int cy, int iQuality, IStorage *pstg, IStream **ppstrmOut)
{
return(((delegate * unmanaged <IImageRecompress *, IShellItem *, int, int, int, IStorage *, IStream **, int>)(lpVtbl[3]))((IImageRecompress *)Unsafe.AsPointer(ref this), psi, cx, cy, iQuality, pstg, ppstrmOut));
}
public int Load([NativeTypeName("IStorage *")] IStorage *pStg)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, int>)(lpVtbl[6]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStg));
}
public int AddData(IStorage *pStorage, [NativeTypeName("long")] int lFileOverwrite)
{
return(((delegate * unmanaged <IJolietDiscMaster *, IStorage *, int, int>)(lpVtbl[6]))((IJolietDiscMaster *)Unsafe.AsPointer(ref this), pStorage, lFileOverwrite));
}
public int SaveCompleted([NativeTypeName("IStorage *")] IStorage *pStgNew)
{
return(((delegate * unmanaged <IPersistStorage *, IStorage *, int>)(lpVtbl[8]))((IPersistStorage *)Unsafe.AsPointer(ref this), pStgNew));
}
public HRESULT OnFileUpdated(IStorage *pStg)
{
return(((delegate * unmanaged <IThumbnailExtractor *, IStorage *, int>)(lpVtbl[4]))((IThumbnailExtractor *)Unsafe.AsPointer(ref this), pStg));
}