*out=(float)(itd*input_Fs)/((double)(STEREO_DFT_ITD_FS));/* use double arithmetic, to avoid imprecisions with optimizations using -funsafe-math-optimizations */
*out=(float)((itd*input_Fs)/((double)(STEREO_DFT_ITD_FS)));/* use double arithmetic, to avoid imprecisions with optimizations using -funsafe-math-optimizations */