Android Open Source - voicesmith Math

• Back to Development/voice  ↑

From Project

Back to project page voicesmith.

License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Voicesmith <http://voicesmith.jurihock.de/>
 *//from  w w  w .j a  va 2  s . c o  m
 * Copyright (c) 2011-2014 Juergen Hock
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.jurihock.voicesmith.dsp;

public final class Math
{
  public static final float  PI  = (float) java.lang.Math.PI;
  
  public static int round(float value)
  {
    return java.lang.Math.round(value);
  }
  
  public static native float pow(float base, float exponent);

  public static native float log10(float value);

  public static native float min(float a, float b);
  
  public static native float max(float a, float b);
  
  public static native float floor(float value);

  public static native float ceil(float value);

  public static native float sin(float angle);

  public static native float cos(float angle);

  public static native float sqrt(float value);

  public static native float atan2(float y, float x);
  
  public static native float abs(float real, float imag);
  
  public static native float arg(float real, float imag);
  
  public static native float real(float abs, float arg);
  
  public static native float imag(float abs, float arg);

  public static native float random(float min, float max);

  public static native float princarg(float phase);

    public static native short mean(short[] buffer, int offset, int length);

    public static native float rms(short[] buffer, int offset, int length);

    public static native float rms(short[] buffer, int offset, int length, short mean);

    public static native float rms2dbfs(float value, float min, float max);
}

Java Source Code List

• Back to Development/voice  ↑