def pop_bytes_from_bit_list(bit_list, count):
"""
>>> bit_str = (
... "00110011"
... "00001111"
... "01010101"
... "11001100")
>>> bit_list = [int(i) for i in bit_str]
>>> bit_list, bytes = pop_bytes_from_bit_list(bit_list, 1)
>>> bytes
[[0, 0, 1, 1, 0, 0, 1, 1]]
>>> bit_list, bytes = pop_bytes_from_bit_list(bit_list, 2)
>>> bytes
[[0, 0, 0, 0, 1, 1, 1, 1], [0, 1, 0, 1, 0, 1, 0, 1]]
>>> bit_list, bytes = pop_bytes_from_bit_list(bit_list, 1)
>>> bytes
[[1, 1, 0, 0, 1, 1, 0, 0]]
"""
data_bit_count = count * 8
data_bit_list = bit_list[:data_bit_count]
data = list(iter_steps(data_bit_list, steps=8))
bit_list = bit_list[data_bit_count:]
return bit_list, data
def pop_bytes_from_bit_list(bit_list, count):
"""
>>> bit_str = (
... "00110011"
... "00001111"
... "01010101"
... "11001100")
>>> bit_list = [int(i) for i in bit_str]
>>> bit_list, bytes = pop_bytes_from_bit_list(bit_list, 1)
>>> bytes
[[0, 0, 1, 1, 0, 0, 1, 1]]
>>> bit_list, bytes = pop_bytes_from_bit_list(bit_list, 2)
>>> bytes
[[0, 0, 0, 0, 1, 1, 1, 1], [0, 1, 0, 1, 0, 1, 0, 1]]
>>> bit_list, bytes = pop_bytes_from_bit_list(bit_list, 1)
>>> bytes
[[1, 1, 0, 0, 1, 1, 0, 0]]
"""
data_bit_count = count * 8
data_bit_list = bit_list[:data_bit_count]
data = list(iter_steps(data_bit_list, steps=8))
bit_list = bit_list[data_bit_count:]
return bit_list, data
def iter_avg_wave_values(self, wave_values_generator, avg_count):
if log.level >= 5:
tlm = TextLevelMeter(self.max_value, 79)
for value_tuples in iter_steps(wave_values_generator, avg_count):
values = [i[1] for i in value_tuples]
avg_value = int(round(
float(sum(values)) / avg_count
))
if tlm:
msg = tlm.feed(avg_value)
percent = 100.0 / self.max_value * abs(avg_value)
log.log(5,
"%s average %s samples to: %s (%.1f%%)" % (
msg,
",".join([str(v) for v in values]),
avg_value, percent
)
)
yield (self.wave_pos, avg_value)