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AVIStreamDataSize macro

The AVIStreamDataSize macro determines the buffer size, in bytes, needed to retrieve optional header data for a specified stream.

Syntax


HRESULT AVIStreamDataSize(
   pavi,
   fcc,
   plSize
);

Parameters

pavi

Handle to an open stream.

fcc

Four-character code specifying the stream type.

plSize

Address to contain the buffer size for the optional header data.

Return value

Returns zero if successful or an error otherwise. The return value AVIERR_NODATA indicates the system could not find any data with the specified four-character code.

Remarks

The AVIStreamDataSize macro is defined as follows:



#define AVIStreamDataSize(pavi, fcc, plSize) \ 
    AVIStreamReadData(pavi, fcc, NULL, plSize) 
 


Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Vfw.h

See also

AVIFile Functions and Macros
AVIFile Macros

 

 

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