tone = quietnet.tone(freq, DATASIZE, offset=offset)
output_buffer += quietnet.envelope(tone, left=last_bit=='0', right=next_bit=='0')
offset += DATASIZE
last_bit = bit
return quietnet.pack_buffer(output_buffer)
def play_buffer(buffer):
output = ''.join(buffer)
stream.write(output)
if __name__ == "__main__":
print("Welcome to quietnet. Use ctrl-c to exit")
try:
# get user input and play message
while True:
message = user_input("> ")
try:
pattern = psk.encode(message)
buffer = make_buffer_from_bit_pattern(pattern, FREQ, FREQ_OFF)
play_buffer(buffer)
except KeyError:
print("Messages may only contain printable ASCII characters.")
except KeyboardInterrupt:
# clean up our streams and exit
stream.stop_stream()
stream.close()
p.terminate()
print("exited cleanly")
def play_buffer(buffer):
output = b''.join(buffer)
stream.write(output)
if __name__ == "__main__":
print("Use ctrl-c to exit")
try:
# get user input and play message
while True:
message = input("> ")
try:
pattern1 = psk.encode(message[::2])
pattern2 = psk.encode(message[1::2])
buffer1 = make_buffer_from_bit_pattern(pattern1, FREQ,
FREQ_OFF)
buffer2 = make_buffer_from_bit_pattern(pattern2, 800, FREQ_OFF)
for i in range(min(len(buffer1), len(buffer2))):
#print(buffer1[i], int.from_bytes(buffer1[i], byteorder="little", signed=True))
buffer1[i] = (int.from_bytes(
buffer1[i], byteorder="little", signed=True) +
int.from_bytes(buffer2[i],
byteorder="little",
signed=True)).to_bytes(
2,
byteorder="little",
signed=True)
play_buffer(buffer1)
def play_buffer(buffer):
output = ''.join(buffer)
sample_width = p.get_sample_size(FORMAT)
print 'saving to file'
stream.write(output)
save_to_file(RATE, sample_width, output, "e:\\test.wav")
if __name__ == "__main__":
print("Welcome to quietnet. Use ctrl-c to exit")
try:
# get user input and play message
while True:
message = user_input("> ")
try:
transmittedMessage = message + message[-1]
print 'transmittedMessage: %s' % transmittedMessage
pattern = psk.encode(transmittedMessage)
buffer = make_buffer_from_bit_pattern(pattern, FREQ, FREQ_OFF)
play_buffer(buffer)
except KeyError:
print("Messages may only contain printable ASCII characters.")
except KeyboardInterrupt:
# clean up our streams and exit
stream.stop_stream()
stream.close()
p.terminate()
print("exited cleanly")
offset += DATASIZE
last_bit = bit
return quietnet.pack_buffer(output_buffer)
def play_buffer(buffer):
output = ''.join(buffer)
stream.write(output)
if __name__ == "__main__":
print("Welcome to quietnet. Use ctrl-c to exit")
try:
# get user input and play message
while True:
message = user_input("> ")
try:
pattern = psk.encode(message)
buffer = make_buffer_from_bit_pattern(pattern, FREQ, FREQ_OFF)
play_buffer(buffer)
except KeyError:
print("Messages may only contain printable ASCII characters.")
except KeyboardInterrupt:
# clean up our streams and exit
stream.stop_stream()
stream.close()
p.terminate()
print("exited cleanly")
tone = quietnet.tone(freq, DATASIZE, offset=offset)
output_buffer += quietnet.envelope(tone, left=last_bit=='0', right=next_bit=='0')
offset += DATASIZE
last_bit = bit
return quietnet.pack_buffer(output_buffer)
def play_buffer(buffer):
output = ''.join(buffer)
stream.write(output)
if __name__ == "__main__":
print("Welcome to quietnet. Use ctrl-c to exit")
try:
# get user input and play message
while True:
message = user_input("> ")
try:
pattern = psk.encode(message, options.sigil)
buffer = make_buffer_from_bit_pattern(pattern, FREQ, FREQ_OFF)
play_buffer(buffer)
except KeyError:
print("Messages may only contain printable ASCII characters.")
except KeyboardInterrupt:
# clean up our streams and exit
stream.stop_stream()
stream.close()
p.terminate()
print("exited cleanly")
