AVIStreamDataSize
The AVIStreamDataSize
macro determines the buffer size, in bytes, needed to retrieve optional header
data for a specified stream.
AVIStreamDataSize(
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pavi, |
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fcc, |
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|
plSize |
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); |
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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)