How to use FFTW

How to compute FFT using FFTW in Qt

Getting Start

Note that I do this in Ubuntu operating system, in Windows some steps are different.

• Step1: Download FFTW (http:www.fftw.orgdownload.html)

• Step2: Extract and Configure it (my path: /home/jafarabadi/Documents/fftw-3.3.4)
  

• Step 3: Add library to project: first open [your_project_name].pro file in Qt Creator and add this line:
  

• Step 4: Example
  

• Step 5: Enjoy :) [Written by Ali Jafarabdi :: Qt is an awesome programming language.]

Categories:

• Learning
  • HowTo