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AVIStreamDataSize
The AVIStreamDataSize macro determines the buffer size, in bytes, needed to retrieve optional
header data for a specified stream.
AVIStreamDataSize(
Parameters
pavi
Handle of an open stream.
fcc
Four-character code specifying the stream type.
plSize
Address to contain the buffer size for the optional header data.
Return Values
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)
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