https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/DFT-workspace-for-calculations/m-p/885020#M9977 <P>When a DFT routine is called to compute an FFT, what does the function do as far as a workspace for its calculations? I'm assuming that the data is manipulated before being copied to the memory pointed to by the results pointer (whether it be in-place or out-of-place).</P> <P>Does the DFT routine make a malloc call for memory or does it do its work on the stack?</P> <P>Les</P> Sat, 03 Feb 2007 07:44:04 GMT lhartzman 2007-02-03T07:44:04Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/DFT-workspace-for-calculations/m-p/885020#M9977 <P>When a DFT routine is called to compute an FFT, what does the function do as far as a workspace for its calculations? I'm assuming that the data is manipulated before being copied to the memory pointed to by the results pointer (whether it be in-place or out-of-place).</P> <P>Does the DFT routine make a malloc call for memory or does it do its work on the stack?</P> <P>Les</P> Sat, 03 Feb 2007 07:44:04 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/DFT-workspace-for-calculations/m-p/885020#M9977 lhartzman 2007-02-03T07:44:04Z