static void setUp() throws Exception {
testarray = new float[1024];
for (int i = 0; i < 1024; i++) {
double ii = i / 1024.0;
ii = ii * ii;
testarray[i] = (float) Math.sin(10 * ii * 2 * Math.PI);
testarray[i] += (float) Math.sin(1.731 + 2 * ii * 2 * Math.PI);
testarray[i] += (float) Math.sin(0.231 + 6.3 * ii * 2 * Math.PI);
testarray[i] *= 0.3;
}
test_byte_array = new byte[testarray.length * 2];
AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array);
buffer = new ModelByteBuffer(test_byte_array);
byte[] test_byte_array2 = new byte[testarray.length * 3];
buffer24 = new ModelByteBuffer(test_byte_array2);
test_byte_array_8ext = new byte[testarray.length];
byte[] test_byte_array_8_16 = new byte[testarray.length * 2];
AudioFloatConverter.getConverter(format24).toByteArray(testarray, test_byte_array2);
int ix = 0;
int x = 0;
for (int i = 0; i < test_byte_array_8ext.length; i++) {
test_byte_array_8ext[i] = test_byte_array2[ix++];
test_byte_array_8_16[x++] = test_byte_array2[ix++];
test_byte_array_8_16[x++] = test_byte_array2[ix++];
}
buffer16_8 = new ModelByteBuffer(test_byte_array_8_16);
buffer8 = new ModelByteBuffer(test_byte_array_8ext);
AudioInputStream ais = new AudioInputStream(buffer.getInputStream(), format, testarray.length);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
AudioSystem.write(ais, AudioFileFormat.Type.WAVE, baos);
buffer_wave = new ModelByteBuffer(baos.toByteArray());
}
public static void main(String[] args) throws Exception {
try {
setUp();
ModelByteBuffer buff = new ModelByteBuffer(test_file);
List<ModelByteBuffer> col = new ArrayList<ModelByteBuffer>();
col.add(buff);
ModelByteBuffer.loadAll(col);
if (buff.array() == null) throw new RuntimeException("buf is null!");
if (buff.array().length != test_byte_array.length)
throw new RuntimeException("buff.array().length length is incorrect!");
byte[] b = buff.array();
for (int i = 0; i < b.length; i++)
if (test_byte_array[i] != b[i]) throw new RuntimeException("buff.array() incorrect!");
} finally {
tearDown();
}
}
