**Part Number:**FFTLIB

**Other Parts Discussed in Thread:**TMS320C6678

**Tool/software:** Code Composer Studio

I want to do fft-3d with fftlib. It is totally correct when the point of 3-dimension is greater than or equal to 8.However,the answer is not right when the point is eqal to 4.Is the fftlib only can fix out the problem when the point of 3-dimension is greater than or equal to 8?