AVIStreamSampleSize
The
AVIStreamRelease macro determines the size of the buffer needed to store one sample of
information from a stream. The size corresponds to the sample at the position
specified by
lPos.
AVIStreamSampleSize(
Parameters
pavi
Handle of an open stream.
lPos
Position of a sample in the stream.
plSize
Address to contain the buffer size.
Return Values
Returns zero if successful or an error otherwise. Possible error values
include the following:
AVIERR_BUFFERTOOSMALL
| The buffer size was smaller than a single sample of data.
|
AVIERR_MEMORY
| There was not enough memory to complete the read operation.
|
AVIERR_FILEREAD
| A disk error occurred while reading the file.
|
Remarks
The
AVIStreamSampleSize macro is defined as follows:
#define AVIStreamSampleSize(pavi, lPos, plSize) \
AVIStreamRead(pavi, lPos, 1, NULL, 0, plSize, NULL)
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