IAVIFile::WriteData

The WriteData method writes file headers. Called when an application uses the AVIFileWriteData function.

HRESULT AVIBallWriteData(

Parameters
ps

Address of the interface to a file.

fcc

Four-character code of the header to write.

lpBuffer

Address of the buffer for the data.

cbBuffer

Size, in bytes, of the buffer specified by lpBuffer.

Return Values
Returns the HRESULT defined by OLE.

Remarks
For handlers written in C++, WriteData has the following syntax:

HRESULT WriteData(DWORD fcc, LPVOID lpBuffer, LONG cbBuffer);