AVIStreamPrevSampleTime
The AVIStreamPrevSampleTime
macro determines the time of the nearest nonempty sample that precedes a
specified time in a stream.
AVIStreamPrevSampleTime(
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pavi, |
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time |
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); |
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Parameters
pavi
Handle of an
open stream.
time
Position
information of the sample in the stream.
Return Values
Returns the
time if successful or - 1
otherwise.
Remarks
The AVIStreamPrevSampleTime
macro is defined as follows:
#define AVIStreamPrevSampleTime(pavi, time) \
AVIStreamSampleToTime(pavi, \
AVIStreamPrevSample(pavi, \
AVIStreamTimeToSample(pavi, t)))