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/* @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.");
}
}