public void testTableLookup() {
for (int i = 0; i <= 255; ++i) {
byte b = (byte) i;
short s = MuLawDecoderUtil.muLawDecode(b);
short sLookup = (short) ULAW_TO_LINEAR_16_BIT[UnsignedUtils.uByteToInt(b)];
assertEquals(s, sLookup);
}
}
private void test(byte b) {
short s = MuLawDecoderUtil.muLawDecode(b);
byte bEncoded = MuLawEncoderUtil.muLawEncode(s);
// if (b != bEncoded)
// System.err.println("b != bEncoded " + b + " " + bEncoded + " s=" +
// s);
if (b == 127) {
assertEquals(bEncoded, -1); // there are 2 values that can yield the
// same short value of 0 - -1 and 127.
assertEquals(s, 0);
} else assertEquals(b, bEncoded);
}