Developer Reference

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GetNumThreads

Returns the number of existing threads in the multithreading environment.

Syntax

IppStatus ippcpGetNumThreads(int*
pNumThr
);
Include Files
ippcp.h
Parameters
pNumThr
Pointer to the number of threads.
Description
This function returns the number of OpenMP* threads specified by the user previously. If it is not specified, the function returns the initial number of threads that depends on the number of logical processors.
Return Values
ippStsNoErr
Indicates no error.
ippStsNullPtrErr
Indicates an error condition when the
pNumThr
pointer is
NULL
.
ippStsNoOperation
Indicates that there is no such operation in the static version of the library.

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.