def test_non_powers_of_eight_intX():
intX_test = [
("unsigned_10b", b.intX(10, False)),
("unsigned_14b", b.intX(14, False)),
("signed_20b", b.intX(20, True)),
("signed_4b", b.intX(4, True)),
]
in_bytes = bytearray([
0b11010101, 0b11101010, 0b00110101, 0b11010101, 0b11101010, 0b00110101])
result = b.parse(in_bytes, intX_test)
assert_equal(result.unsigned_10b, 0b1101010111)
assert_equal(result.unsigned_14b, 0b10101000110101)
assert_equal(result.signed_20b, - 0b101010000101011101)
assert_equal(result.signed_4b, 0b0101)
assert_equal(b.write(result, intX_test), in_bytes)
def test_non_powers_of_eight_intX():
intX_test = [
("unsigned_10b", b.intX(10, False)),
("unsigned_14b", b.intX(14, False)),
("signed_20b", b.intX(20, True)),
("signed_4b", b.intX(4, True)),
]
in_bytes = bytearray([
0b11010101, 0b11101010, 0b00110101, 0b11010101, 0b11101010, 0b00110101
])
result = b.parse(in_bytes, intX_test)
assert_equal(result.unsigned_10b, 0b1101010111)
assert_equal(result.unsigned_14b, 0b10101000110101)
assert_equal(result.signed_20b, -0b101010000101011101)
assert_equal(result.signed_4b, 0b0101)
assert_equal(b.write(result, intX_test), in_bytes)
def test_set_sub_byte_intX():
test_struct = [("signed_nibble", b.intX(4, signed=True)), ("bit1", b.bit),
("bit2", b.bit), ("seminibble", b.semi_nibble)]
test_data = bytearray([0xdb])
test_parsed = b.parse(test_data, test_struct)
assert_equal(test_parsed.signed_nibble, -3)
test_parsed.signed_nibble = -6
test_parsed.bit1 = 0
test_parsed.seminibble = 2
assert_equal(bytearray([0xa2]), b.write(test_parsed))
def test_set_sub_byte_intX():
test_struct = [
("signed_nibble", b.intX(4, signed=True)),
("bit1", b.bit),
("bit2", b.bit),
("seminibble", b.semi_nibble)
]
test_data = bytearray([0xdb])
test_parsed = b.parse(test_data, test_struct)
assert_equal(test_parsed.signed_nibble, -3)
test_parsed.signed_nibble = -6
test_parsed.bit1 = 0
test_parsed.seminibble = 2
assert_equal(bytearray([0xa2]), b.write(test_parsed))
"str_format": padded_hex(2)
}), ("wav", b.byte, {
"str_format": padded_hex(2)
}), ("noi", b.byte, {
"str_format": padded_hex(2)
})]
pulse_instrument = [
("envelope", b.byte, {
"str_format": padded_hex(2)
}),
("phase_transpose", b.byte),
b.padding(1),
# If false, sound length is UNLIM
("has_sound_length", b.boolean),
("sound_length", b.intX(6)),
("sweep", b.byte),
b.padding(3),
("automate", b.boolean),
("automate_2", b.boolean),
("vibrato", [("type",
b.enum(2, {
0: "hf",
1: "sawtooth",
2: "sine",
3: "square"
})), ("direction", b.enum(1, {
0: "down",
1: "up"
}))]),
b.padding(2),
('pitch_mod_sensitivity', b.uint8), ('transpose', b.uint8),
('name', b.string(10, NAME_ENCODING))]
compressed_operator = [
('eg_rates', b.array(4, b.uint8)),
('eg_levels', b.array(4, b.uint8)),
('keyboard_level_scaling_break_point', b.uint8), # C3 = 0x27
('keyboard_level_scaling_left_depth', b.uint8),
('keyboard_level_scaling_right_depth', b.uint8),
b.padding(4),
# Byte 11
('keyboard_level_scaling_right_curve', b.enum(2, enums['curves'])),
('keyboard_level_scaling_left_curve', b.enum(2, enums['curves'])),
# Byte 12
b.padding(1),
('osc_detune', b.intX(4), {
'offset': -7
}),
('keyboard_rate_scaling', b.intX(3)),
# Byte 13
b.padding(3),
('key_velocity_sensitivity', b.intX(3)),
('amp_mod_sensitivity', b.intX(2)),
# Byte 14
('output_level', b.uint8),
# Byte 15
b.padding(2),
('osc_frequency_coarse', b.intX(5)),
('osc_mode', b.enum(1, enums['osc_mode'])),
# Byte 16
('osc_frequency_fine', b.uint8)
# Number of "words" in the speech instrument
NUM_WORDS = 42
chain = [
("pu1", b.byte, {"str_format": padded_hex(2)}),
("pu2", b.byte, {"str_format": padded_hex(2)}),
("wav", b.byte, {"str_format": padded_hex(2)}),
("noi", b.byte, {"str_format": padded_hex(2)})]
pulse_instrument = [
("envelope", b.byte, {"str_format": padded_hex(2)}),
("phase_transpose", b.byte),
b.padding(1),
# If false, sound length is UNLIM
("has_sound_length", b.boolean),
("sound_length", b.intX(6)),
("sweep", b.byte),
b.padding(3),
("automate", b.boolean),
("automate_2", b.boolean),
("vibrato", [
("type", b.enum(2, {
0: "hf",
1: "sawtooth",
2: "sine",
3: "square"
})),
("direction", b.enum(1, {
0: "down",
1: "up"
}))
# Number of "words" in the speech instrument
NUM_WORDS = 42
chain = [
("pu1", b.byte, {"str_format": padded_hex(2)}),
("pu2", b.byte, {"str_format": padded_hex(2)}),
("wav", b.byte, {"str_format": padded_hex(2)}),
("noi", b.byte, {"str_format": padded_hex(2)})]
pulse_instrument = [
("envelope", b.byte, {"str_format": padded_hex(2)}),
("phase_transpose", b.byte),
b.padding(1),
# If false, sound length is UNLIM
("has_sound_length", b.boolean),
("sound_length", b.intX(6)),
("sweep", b.byte),
b.padding(3),
("automate", b.boolean),
("automate_2", b.boolean),
("vibrato", [
("type", b.enum(2, {
0: "hf",
1: "sawtooth",
2: "sine",
3: "square"
})),
("direction", b.enum(1, {
0: "down",
1: "up"
}))
