Package ipsk.math

Class DFTProcessor

  • public class DFTProcessor
extends java.lang.Object
    Processor for DFT transformations.
    Author:
    K.Jaensch, klausj@phonetik.uni-muenchen.de

    • Constructor Summary

      Constructors 
      Constructor Description
      DFTProcessor​(int size)  
      DFTProcessor​(int size, int channels)
      Create DFT processor using Hamming window function
      DFTProcessor​(int size, int channels, Window window)
      Create DFT processor

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void process​(double[] srcBuf, int srcOff, int len, Complex[] dstBuf, int dstOff)  
      void processFrame​(double[][] srcBuf, int srcOff, Complex[][][] dstBuf, int dstOff, int computeTo)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • DFTProcessor

        public DFTProcessor​(int size,
                    int channels,
                    Window window)
        Create DFT processor
        Parameters:
        window - window function
        size - DFT size
        channels - channel count

      • DFTProcessor

        public DFTProcessor​(int size,
                    int channels)
        Create DFT processor using Hamming window function
        Parameters:
        size - DFT size
        channels - channel count

      • DFTProcessor

        public DFTProcessor​(int size)

    • Method Detail

      • processFrame

        public void processFrame​(double[][] srcBuf,
                         int srcOff,
                         Complex[][][] dstBuf,
                         int dstOff,
                         int computeTo)

      • process

        public void process​(double[] srcBuf,
                    int srcOff,
                    int len,
                    Complex[] dstBuf,
                    int dstOff)