- Pointer to the source vector.
- Pointer to the source vector which stores the real components.
- Pointer to the source vector which stores the imaginary components.
- Pointer to the vector which stores the spectrum components of the elements.
- Number of elements in the vector
- Scale factor, refer to Integer Scaling.
- Indicates no error.
- Indicates an error when at least one of the specified pointers isNULL.
- Indicates an error whenlenis less than or equal to 0.