IAVIFile::Open method
The Open method initializes a file handler. Called when an application uses the AVIFileOpen function.
Syntax
HRESULT Open(
PAVISTREAM pf,
LPCSTR szFile,
UINT mode
);
Parameters
pf
Pointer to a buffer that receives a pointer to the interface to a file.szFile
Pointer to a null-terminated string that contains the filename.mode
Flags for the open operation.
Return value
Returns the HRESULT defined by OLE.
Remarks
This method is always the first method called, regardless of whether your application is reading or writing a file.
For handlers written in C++, Open has the following syntax:
HRESULT Open(LPCSTR szFile, UINT mode);
Requirements
Minimum supported client |
Windows 2000 Professional [desktop apps only] |
Minimum supported server |
Windows 2000 Server [desktop apps only] |
Header |
Vfw.h |
Library |
Vfw32.lib |