/*

 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/* @test

   @summary Test AudioFloatInputStream getFormat method */

import java.io.*;

import javax.sound.sampled.*;

import com.sun.media.sound.*;

public class GetFormat {

    static float[] test_float_array;

    static byte[] test_byte_array;

    static AudioFormat format = new AudioFormat(44100, 16, 1, true, false);

    static AudioFloatInputStream getStream1()

    {

        return AudioFloatInputStream.getInputStream(format, test_byte_array, 0, test_byte_array.length);

    }

    static AudioFloatInputStream getStream2()

    {

        AudioInputStream strm = new AudioInputStream(new ByteArrayInputStream(test_byte_array), format, 1024);

        return AudioFloatInputStream.getInputStream(strm);

    }

    static void setUp() throws Exception {

        test_float_array = new float[1024];

        test_byte_array = new byte[1024*format.getFrameSize()];

        for (int i = 0; i < 1024; i++) {

            double ii = i / 1024.0;

            ii = ii * ii;

            test_float_array[i] = (float)Math.sin(10*ii*2*Math.PI);

            test_float_array[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI);

            test_float_array[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI);

            test_float_array[i] *= 0.3;

        }

        AudioFloatConverter.getConverter(format).toByteArray(test_float_array, test_byte_array);

    }

    public static void main(String[] args) throws Exception {

        setUp();

        if(!getStream1().getFormat().matches(format))

            throw new RuntimeException("Incorrect audio format returned.");

        if(!getStream2().getFormat().matches(format))

            throw new RuntimeException("Incorrect audio format returned.");

    }

}