Java Float Array Create toFloatArray(byte[] byteArray)

Description

to Float Array

License

Open Source License

Declaration

public static float[] toFloatArray(byte[] byteArray) 

Method Source Code

//package com.java2s;
/**//from www  .  j  a v  a  2s . com
 * Copyright 2007 DFKI GmbH.
 * All Rights Reserved.  Use is subject to license terms.
 *
 * This file is part of MARY TTS.
 *
 * MARY TTS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, version 3 of the License.
 *
 * 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

public class Main {
    public static float[] toFloatArray(byte[] byteArray) {
        if (byteArray == null || byteArray.length % 4 != 0)
            return null;

        float[] flts = new float[byteArray.length / 4];

        for (int i = 0; i < flts.length; i++) {
            flts[i] = toFloat(new byte[] { byteArray[(i * 4)], byteArray[(i * 4) + 1], byteArray[(i * 4) + 2],
                    byteArray[(i * 4) + 3], });
        }

        return flts;
    }

    public static float toFloat(byte[] byteArray) {
        if (byteArray == null || byteArray.length != 4)
            return 0x0;

        return Float.intBitsToFloat(toInt(byteArray));
    }

    public static int toInt(byte[] byteArray) {
        if (byteArray == null || byteArray.length != 4)
            return 0x0;

        return (int) ((0xff & byteArray[0]) << 24 | (0xff & byteArray[1]) << 16 | (0xff & byteArray[2]) << 8
                | (0xff & byteArray[3]) << 0);
    }
}

Related

1. floatArray(int len)
2. toFloatArray(boolean[] array)
3. toFloatArray(byte[] data)
4. toFloatArray(byte[] data)
5. toFloatArray(double[] doubleArray)
6. toFloatArray(double[][] array)