e3d66c6414
6717691: Update Gervill with post 1.0 fixes 6740210: Update Gervill with more post 1.0 fixes 6748247: Further update Gervill with still more post 1.0 fixes 6748251: Apply IcedTea midi sound patch 6758986: Gervill: Turn SoftJitterCorrector, SoftAudioPusher threads into a daemon threads Reviewed-by: ohair, darcy
161 lines
7.3 KiB
Java
161 lines
7.3 KiB
Java
/*
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* Copyright 2007 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/* @test
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@summary Test AudioFloatConverter toFloatArray method */
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import javax.sound.sampled.*;
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import com.sun.media.sound.*;
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public class ToFloatArray {
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public static void main(String[] args) throws Exception {
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float[] testarray = new float[1024];
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for (int i = 0; i < 1024; i++) {
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double ii = i / 1024.0;
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ii = ii * ii;
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testarray[i] = (float)Math.sin(10*ii*2*Math.PI);
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testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI);
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testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI);
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testarray[i] *= 0.3;
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}
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// Check conversion using PCM_FLOAT
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for (int big = 0; big < 2; big+=1)
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for (int bits = 32; bits <= 64; bits+=32) {
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AudioFormat frm = new AudioFormat(
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AudioFloatConverter.PCM_FLOAT,
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44100, bits, 1, bits/8,
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44100, big==1);
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byte[] buff = new byte[testarray.length * frm.getFrameSize()];
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float[] testarray2 = new float[testarray.length];
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AudioFloatConverter conv = AudioFloatConverter.getConverter(frm);
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conv.toByteArray(testarray, buff);
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conv.toFloatArray(buff, testarray2);
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for (int i = 0; i < testarray2.length; i++) {
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if(Math.abs(testarray[i] - testarray2[i]) > 0.05)
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throw new RuntimeException("Conversion failed for " + frm +" , arrays not equal enough!\n");
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}
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}
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// Check conversion from float2byte and byte2float.
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for (int big = 0; big < 2; big+=1)
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for (int signed = 0; signed < 2; signed+=1)
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for (int bits = 6; bits <= 40; bits+=2) {
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AudioFormat frm = new AudioFormat(44100, bits, 1, signed==1, big==1);
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byte[] buff = new byte[testarray.length * frm.getFrameSize()];
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float[] testarray2 = new float[testarray.length];
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AudioFloatConverter conv = AudioFloatConverter.getConverter(frm);
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conv.toByteArray(testarray, buff);
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conv.toFloatArray(buff, testarray2);
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for (int i = 0; i < testarray2.length; i++) {
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if(Math.abs(testarray[i] - testarray2[i]) > 0.05)
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throw new RuntimeException("Conversion failed for " + frm +" , arrays not equal enough!\n");
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}
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}
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// Check big/little
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for (int big = 0; big < 2; big+=1)
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for (int signed = 0; signed < 2; signed+=1)
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for (int bits = 6; bits <= 40; bits+=2) {
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AudioFormat frm = new AudioFormat(44100, bits, 1, signed==1, big==1);
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byte[] buff = new byte[testarray.length * frm.getFrameSize()];
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AudioFloatConverter conv = AudioFloatConverter.getConverter(frm);
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conv.toByteArray(testarray, buff);
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byte[] buff2 = new byte[testarray.length * frm.getFrameSize()];
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int fs = frm.getFrameSize();
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for (int i = 0; i < buff2.length; i+=fs) {
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for (int j = 0; j < fs; j++) {
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buff2[i+(fs-j-1)] = buff[i+j];
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}
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}
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float[] testarray2 = new float[testarray.length];
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AudioFormat frm2 = new AudioFormat(44100, bits, 1, signed==1, big==0);
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AudioFloatConverter.getConverter(frm2).toFloatArray(buff2, testarray2);
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for (int i = 0; i < testarray2.length; i++) {
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if(Math.abs(testarray[i] - testarray2[i]) > 0.05)
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{
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throw new RuntimeException("Conversion failed for " + frm +" to " + frm2 + " , arrays not equal enough!\n");
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}
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}
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}
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// Check signed/unsigned
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for (int big = 0; big < 2; big+=1)
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for (int signed = 0; signed < 2; signed+=1)
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for (int bits = 6; bits <= 40; bits+=2) {
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AudioFormat frm = new AudioFormat(44100, bits, 1, signed==1, big==1);
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byte[] b = new byte[testarray.length * frm.getFrameSize()];
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AudioFloatConverter conv = AudioFloatConverter.getConverter(frm);
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conv.toByteArray(testarray, b);
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int fs = frm.getFrameSize();
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if(big==1)
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{
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for(int i=0; i < b.length; i+= fs )
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b[i] = (b[i] >= 0) ? (byte)(0x80 | b[i]) : (byte)(0x7F & b[i]);
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}
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else
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{
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for(int i=(0+fs-1); i < b.length; i+= fs )
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b[i] = (b[i] >= 0) ? (byte)(0x80 | b[i]) : (byte)(0x7F & b[i]);
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}
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float[] testarray2 = new float[testarray.length];
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AudioFormat frm2 = new AudioFormat(44100, bits, 1, signed==0, big==1);
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AudioFloatConverter.getConverter(frm2).toFloatArray(b, testarray2);
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for (int i = 0; i < testarray2.length; i++) {
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if(Math.abs(testarray[i] - testarray2[i]) > 0.05)
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{
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throw new RuntimeException("Conversion failed for " + frm +" to " + frm2 + " , arrays not equal enough!\n");
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}
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}
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}
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// Check if conversion 32->24, 24->16, 16->8 result in same float data
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AudioFormat frm = new AudioFormat(44100, 40, 1, true, true);
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byte[] b = new byte[testarray.length * frm.getFrameSize()];
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AudioFloatConverter.getConverter(frm).toByteArray(testarray, b);
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for (int bits = 6; bits <= 40; bits+=2) {
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AudioFormat frm2 = new AudioFormat(44100, bits, 1, true, true);
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byte[] b2 = new byte[testarray.length * frm2.getFrameSize()];
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int fs1 = frm.getFrameSize();
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int fs2 = frm2.getFrameSize();
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int ii = 0;
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for (int i = 0; i < b.length; i+=fs1)
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for (int j = 0; j < fs2; j++)
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b2[ii++] = b[i+j];
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float[] testarray2 = new float[testarray.length];
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AudioFloatConverter.getConverter(frm2).toFloatArray(b2, testarray2);
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for (int i = 0; i < testarray2.length; i++) {
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if(Math.abs(testarray[i] - testarray2[i]) > 0.05)
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{
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throw new RuntimeException("Conversion failed for " + frm +" to " + frm2 + " , arrays not equal enough!\n");
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}
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}
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}
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}
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}
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