def __init__(self, logger, audio_buffer):
super().__init__()
self._logger = logger
self._audio_buffer = audio_buffer
self._state = AudioBackend.IDLE
self._input_devices = [device for device in sound.query_devices() if device['max_input_channels'] > 0]
self._output_devices = [device for device in sound.query_devices() if device['max_output_channels'] > 0]
self._input_stream = None
self._output_stream = None
self.new_data_available.connect(self._audio_buffer.handle_new_data)
def init_audio_source():
header = column_header("audio source")
widgets = [header,]
def callback(_radio_button, state, device_index):
if state:
audio_input.change_stream(device_index)
radio_group = []
for device_index, device in enumerate(sounddevice.query_devices()):
if device['max_input_channels'] < 2:
continue
radio = urwid.RadioButton(
radio_group,
f"{device['name']}",
state=device['name'] == audio_input.INPUT_DEVICE_NAME,
on_state_change=callback,
user_data=device_index
)
widgets.append(radio)
pile = urwid.Filler(urwid.Pile(widgets), valign='top')
return pile
def run(self, conn, freq):
import sounddevice as sd
import generate
self.tone = generate.GenerateTone(freq=freq, vol=1.0/400000)
self.playing = False
self.running = True
self.broken = False
self.pos = 0
self.thread = threading.Thread(target=self.input_thread, args=(conn, ))
self.thread.start()
print sd.query_devices()
print sd.default.device
#raise SystemExit()
with sd.OutputStream(channels=1, callback=self.callback,samplerate=48000, blocksize=2048, latency='low') as stream:
while self.running:
sd.sleep(1000)
self.thread.join()
def __init__(self, parent, name, value, spec, plabel):
"""Create a set of ctrls for a particular preference entry
"""
super(PrefCtrls, self).__init__()
self.pref = value
self.parent = parent
self.name = name
valueWidth = 200
labelWidth = 200
self.nameCtrl = self.valueCtrl = None
_style = wx.ALIGN_RIGHT | wx.ALIGN_CENTER_VERTICAL
self.nameCtrl = wx.StaticText(self.parent, -1, plabel,
size=(labelWidth, -1), style=_style)
if type(value) == bool:
# only True or False - use a checkbox
self.valueCtrl = wx.CheckBox(self.parent)
self.valueCtrl.SetValue(value)
elif spec.startswith('option') or name == 'audioDevice':
if name == 'audioDevice':
options = copy.copy(value)
value = value[0]
try:
# getting device name using sounddevice
import sounddevice
devices = sounddevice.query_devices()
for device in devices:
if device['max_output_channels'] > 0:
# newline characters must be removed
thisDevName = device['name'].replace('\r\n','')
if thisDevName not in options:
options.append(thisDevName)
except (ValueError, OSError, ImportError):
pass
else:
options = spec.replace("option(", "").replace("'", "")
# item -1 is 'default=x' from spec
options = options.replace(", ", ",").split(',')[:-1]
labels = [] # display only
for opt in options:
try:
labels.append(_localized[opt])
except Exception:
labels.append(opt)
self.valueCtrl = wx.Choice(self.parent, choices=labels)
self.valueCtrl._choices = copy.copy(options) # internal values
try:
self.valueCtrl.SetSelection(options.index(value))
except:
pass
elif spec.startswith('list'): # list
valuestring = self.listToString(value)
self.valueCtrl = wx.TextCtrl(self.parent, -1, valuestring,
size=(valueWidth, -1))
else: # just use a string
self.valueCtrl = wx.TextCtrl(self.parent, -1, str(value),
size=(valueWidth, -1))
def get_input_devices():
devices = sounddevice.query_devices()
names = []
ids = []
for id, device in enumerate(devices):
if device['max_input_channels'] > 0:
names.append(device['name'])
ids.append(id)
return (names, ids)
def get_output_devices(self):
devices = sounddevice.query_devices()
default_output_device = sounddevice.query_devices(kind='output')
output_devices = []
if default_output_device is not None:
# start by the default input device
default_output_device['index'] = devices.index(default_output_device)
output_devices += [default_output_device]
for device in devices:
# select only the output devices by looking at the number of output channels
if device['max_output_channels'] > 0:
device['index'] = devices.index(device)
# default output device has already been inserted
if default_output_device is not None and device['index'] != default_output_device['index']:
output_devices += [device]
return output_devices
def initDevices(self):
id = 0
print("Gathering devices...")
for dev in sounddevice.query_devices():
d = device(dev, id)
print(repr(d))
if d.getType() == "input":
self.deviceList.append(d)
else:
self.outputDevices.append(d)
id += 1
def get_readable_output_devices_list(self):
output_devices = self.get_output_devices()
raw_devices = sounddevice.query_devices()
default_output_device = sounddevice.query_devices(kind='output')
default_output_device['index'] = raw_devices.index(default_output_device)
devices_list = []
for device in output_devices:
api = sounddevice.query_hostapis(device['hostapi'])['name']
if default_output_device is not None and device['index'] == default_output_device['index']:
extra_info = ' (default)'
else:
extra_info = ''
nchannels = device['max_output_channels']
desc = "%s (%d channels) (%s) %s" % (device['name'], nchannels, api, extra_info)
devices_list += [desc]
return devices_list
def choose_device(is_input):
max_dsr = (MIN_INPUT_RATE or 0) if is_input else (MIN_OUTPUT_RATE or 0)
best_index= -1
best = None
channel_string = get_channel_string(is_input)
for i, info in enumerate(sd.query_devices()):
print info
if int(info.get(channel_string)) == CHANNELS:
if info.get(DEFAULT_SAMPLE_RATE) > max_dsr:
max_dsr = info.get(DEFAULT_SAMPLE_RATE)
best_index = i
best = info
if best is None:
raise Exception("Failed to find appropriate device")
return Device(best_index, best, is_input)
def getDevices(kind=None):
"""Returns a dict of dict of audio devices of sepcified `kind`
The dict keys are names and items are dicts of properties
"""
devs = {}
if travisCI: # travis-CI testing does not have a sound device
return devs
else:
allDevs = sd.query_devices(kind=kind)
# annoyingly query_devices is a DeviceList or a dict depending on number
if type(allDevs) == dict:
allDevs = [allDevs]
for ii, dev in enumerate(allDevs):
devs[dev['name']] = dev
dev['id'] = ii
return devs
def get_devices_infos():
devices = sounddevice.query_devices()
in_devices = {}
out_devices = {}
for id, device in enumerate(devices):
if device['max_input_channels'] > 0:
param = {'host api index':device['hostapi'],
'latency':device['default_low_input_latency'],
'default sr':device['default_samplerate'],
'name':device['name']}
in_devices[id] = param
if device['max_output_channels'] > 0:
param = {'host api index':device['hostapi'],
'latency':device['default_low_output_latency'],
'default sr':device['default_samplerate'],
'name':device['name']}
out_devices[id] = param
return (in_devices, out_devices)
Form, Window = uic.loadUiType("form.ui")
app = QApplication(sys.argv)
window = Window()
form = Form()
form.setupUi(window)
window.show()
mc = MidiHandler()
sh = SaveHandler()
qtwt = QtWindowThings()
# Populate Device Combo boxes
# Populate Midi Device Combo Boxes
form.cb_midi_in.addItems(mido.get_input_names())
form.cb_midi_out.addItems(mido.get_output_names())
# Populate Sound Device Combo boxes
devices = sd.query_devices()
for o in devices:
if (o["max_input_channels"] > 0):
form.cb_audio_in.addItem(o["name"])
if (o["max_output_channels"] > 0):
form.cb_audio_out.addItem(o["name"])
# Load Config File, and Set Device Combo Boxes to their previous values
sh.load_config()
form.cb_midi_in.setCurrentText(sh.config['default']["midi_in_device"])
form.cb_midi_out.setCurrentText(sh.config['default']["midi_out_device"])
form.cb_audio_in.setCurrentText(sh.config['default']["audio_in_device"])
form.cb_audio_out.setCurrentText(sh.config['default']["audio_out_device"])
# Connect Signals/Slots
# Save Device Combo Box Values to config
form.cb_midi_in.currentTextChanged.connect(confchange)
form.cb_midi_out.currentTextChanged.connect(confchange)
corr = np.correlate(newdata[:,0], newdata[:,1], mode='full')
corr = np.abs(corr)/np.max(np.max(corr))
lines[0].set_ydata(corr)
return lines
try:
from matplotlib.animation import FuncAnimation
import matplotlib.pyplot as plt
import numpy as np
import sounddevice as sd
if args.list_devices:
print(sd.query_devices())
parser.exit()
if args.samplerate is None:
device_info = sd.query_devices(args.device, 'input')
args.samplerate = device_info['default_samplerate']
length = int(args.window * args.samplerate/ (1000 * args.downsample))
ran = args.distance/343*args.samplerate/args.downsample
newdata = np.zeros((length, len(args.channels)))
corr = np.zeros((2*length-1))
phi = np.linspace(0, 180, 6);
phi = np.append(phi, 90)
xtics = ran*np.cos(phi*np.pi/180) +length-1
xlabels = phi
def start(self):
""" Starts metering forever """
def callback(indata, frames, time, status):
""" The handler for input stream audio chunks """
if status:
print(f'----- {status} -----')
qIn.put(indata)
def measure(block, duration, mode):
""" Compute the measured level for each audio block"""
if mode == 'rms':
# Mean square calculation for audio blocks
msqL = np.sum(np.square(block[:, 0])) / (fs * dur)
msqR = np.sum(np.square(block[:, 1])) / (fs * dur)
# Combine 2 channels
if msqL or msqR: # avoid log10(0+0)
M = 20 * np.log10(msqL + msqR) / 2
else:
M = -100.0
elif mode == 'peak':
ML, MR = np.max(block[:, 0]), np.max(block[:, 1])
M = max(ML, MR)
if M:
M = 20 * np.log10(M)
else:
M = -100.0
else:
print('bad mode')
sys.exit()
return round(M, 1)
def loop_forever():
""" loop capturing stream and processing audio blocks """
with sd.InputStream(device=self.device,
callback=callback,
blocksize=bs,
samplerate=fs,
channels=2,
dither_off=True):
while True:
# Reading captured (b)locks:
b = qIn.get()
# Compute the measured level
self.L = measure(block=b, duration=dur, mode=self.mode)
# Print a nice bar meter
if self.bar:
I = max(-60, int(self.L))
print(
f' {"#" * (60 + I + 1)}{" " * (-I - 1)} {self.L}',
end='\r')
h1 = f'-60 -50 -40 -30 -20 -10 0' + \
f' {self.mode.upper()}'
h2 = ' | | | | | | | | | | | | |'
if self.bar:
print(h1)
print(h2)
# Prepare an internal FIFO queue for the callback function
qIn = queue.Queue()
# Getting current Fs
fs = sd.query_devices(self.device, 'input')['default_samplerate']
# Audio block duration in seconds
dur = 0.100
# lenght in samples of the audio block
bs = int(fs * dur)
# Launch a thread that loops metering audio blocks
jloop = threading.Thread(target=loop_forever, args=())
jloop.start()
for char in chars:
if char == '\t':
bg, fg = fg, bg
else:
gradient.append('\x1b[{};{}m{}'.format(fg, bg + 10, char))
try:
import sounddevice as sd
if args.list_devices:
sd.print_devices()
parser.exit()
if args.device is None:
args.device = sd.default.device['input']
samplerate = sd.query_devices(args.device)['default_samplerate']
delta_f = (high - low) / (args.columns - 1)
fftsize = np.ceil(samplerate / delta_f).astype(int)
low_bin = np.floor(low / delta_f)
statuses = sd.CallbackFlags()
def callback(indata, frames, time, status):
global statuses
statuses |= status
if any(indata):
magnitude = np.abs(np.fft.rfft(indata[:, 0], n=fftsize))
magnitude *= args.gain / fftsize
line = (gradient[int(np.clip(x, 0, 1) * (len(gradient) - 1))]
for x in magnitude[low_bin:low_bin + args.columns])
def int_or_str(text):
"""Helper function for argument parsing"""
try:
return int(text)
except ValueError:
return text
parser = argparse.ArgumentParser(add_help=False)
parser.add_argument('-l',
'--list-devices',
action='store_true',
help='show list of audio devices and exit')
args, remaining = parser.parse_known_args()
if args.list_devices:
print(sd.query_devices())
parser.exit(0)
parser = argparse.ArgumentParser(
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter,
parents=[parser])
parser.add_argument('filename',
metavar='FILENAME',
help='audio file to be played back')
parser.add_argument('-d',
'--device',
type=int_or_str,
help='output device (numeric ID or substring)')
args = parser.parse_args(remaining)
try:
samplerate = None
device = None
filename = None
channels = 1
subtype = None
def callback(indata, frames, time, status):
if status:
print(status, file=sys.stderr)
q.put(indata.copy())
try:
if samplerate is None:
device_info = sd.query_devices(device, 'input')
samplerate = int(device_info['default_samplerate'])
if filename is None:
filename = tempfile.mktemp(prefix='recorded_audio_',
suffix='.wav',
dir='')
with sf.SoundFile(filename,
mode='x',
samplerate=samplerate,
channels=channels,
subtype=subtype) as file:
with sd.InputStream(samplerate=samplerate,
device=device,
channels=channels,
callback=callback):
plotdata[-shift:, :] = data
#print(data.shape)
for column, line in enumerate(lines):
#line.set_ydata(plotdata[:, column]/(column+1))
line.set_ydata(plotdata[:, column])
return lines
try:
from matplotlib.animation import FuncAnimation
import matplotlib.pyplot as plt
import numpy as np
import sounddevice as sd
if args.list_devices:
print(sd.query_devices())
parser.exit(0)
if args.samplerate is None:
device_info = sd.query_devices(args.device, 'input')
args.samplerate = device_info['default_samplerate']
length = int(args.window * args.samplerate / (1000 * args.downsample))
plotdata = np.zeros((length, len(args.channels)))
fig, ax = plt.subplots()
lines = ax.plot(plotdata)
if len(args.channels) > 1:
ax.legend(['channel {}'.format(c) for c in args.channels],
loc='lower left',
ncol=len(args.channels))
ax.axis((0, len(plotdata), -1, 1))
def main():
parser, args = parse()
print('list')
if args.list_devices:
print(sounddevice.query_devices())
parser.exit(0)
if args.samplerate is None:
device_info = sounddevice.query_devices(args.device, 'input')
args.samplerate = device_info['default_samplerate']
mapping = [c - 1 for c in args.channels] # Channel numbers start with 1
q = queue.Queue()
def audio_callback(indata, frames, time, status):
"""This is called (from a separate thread) for each audio block."""
if status:
print(status, file=sys.stderr)
# Fancy indexing with mapping creates a (necessary!) copy:
q.put(indata[:, mapping])
#print(indata.shape)
stream = sounddevice.InputStream(
device=args.device, channels=max(args.channels),
samplerate=args.samplerate, callback=audio_callback)
print('stream open', args.device, stream)
assert args.samplerate == 16000
n_samples = int(args.samplerate*0.960*1.05)
hop_length = n_samples * (1-args.overlap)
new_samples = 0
audio_buffer = numpy.zeros(shape=(n_samples,))
model = yamnet.Model()
import keras
import tensorflow
with stream:
while True:
data = q.get()
data = numpy.squeeze(data)
#print(data.shape)
# move existing data over
audio_buffer = numpy.roll(audio_buffer, len(data), axis=0)
# add the new data
audio_buffer[len(audio_buffer)-len(data):len(audio_buffer)] = data
# check if we have received enough new data to do new classification
new_samples += len(data)
if new_samples >= hop_length:
t = datetime.datetime.now()
new_samples = 0
waveform = audio_buffer
with model.graph.as_default():
#x = numpy.reshape(waveform, [1, -1])
x = numpy.expand_dims(waveform, 0)
#x = numpy.expand_dims(x, -1)
scores, _spec, embeddings = model.yamnet.predict(x, steps=1, batch_size=1)
# Report the highest-scoring classes and their scores.
prediction = numpy.mean(scores, axis=0)
top_n = 3
top = numpy.argsort(prediction)[::-1][:top_n]
def format_pred(i):
return ' {:12s}: {:.3f}'.format(model.class_names[i], prediction[i])
if numpy.max(prediction) > 0.3:
print('classify', t)
print('\n'.join(format_pred(i) for i in top))
print('stopped')
def list(args):
print(vars(args))
print(sd.query_devices())
parser.exit()
def query_device_details(self,
device: Union[int, str] = None,
kind: str = None) -> Any:
return sounddevice.query_devices(device, kind) # type: ignore
def query_devices(self) -> List[Dict]:
return list(sounddevice.query_devices()) # type: ignore
def __init__(self):
self.device = sd.query_devices(None, 'input')
self.samplerate = int(self.device['default_samplerate'])
def __init__(self, parent, name, value, spec, plabel):
"""Create a set of ctrls for a particular preference entry
"""
super(PrefCtrls, self).__init__()
self.pref = value
self.parent = parent
self.name = name
valueWidth = 200
labelWidth = 200
self.nameCtrl = self.valueCtrl = None
_style = wx.ALIGN_RIGHT | wx.ALIGN_CENTER_VERTICAL
self.nameCtrl = wx.StaticText(self.parent,
-1,
plabel,
size=(labelWidth, -1),
style=_style)
if type(value) == bool:
# only True or False - use a checkbox
self.valueCtrl = wx.CheckBox(self.parent)
self.valueCtrl.SetValue(value)
elif spec.startswith('option') or name == 'audioDevice':
if name == 'audioDevice':
options = copy.copy(value)
value = value[0]
try:
# getting device name using sounddevice
import sounddevice
devices = sounddevice.query_devices()
for device in devices:
if device['max_output_channels'] > 0:
# newline characters must be removed
thisDevName = device['name'].replace('\r\n', '')
if thisDevName not in options:
options.append(thisDevName)
except (ValueError, OSError, ImportError):
pass
else:
options = spec.replace("option(", "").replace("'", "")
# item -1 is 'default=x' from spec
options = options.replace(", ", ",").split(',')[:-1]
labels = [] # display only
for opt in options:
try:
labels.append(_localized[opt])
except Exception:
labels.append(opt)
self.valueCtrl = wx.Choice(self.parent, choices=labels)
self.valueCtrl._choices = copy.copy(options) # internal values
try:
self.valueCtrl.SetSelection(options.index(value))
except:
pass
elif spec.startswith('list'): # list
valuestring = self.listToString(value)
self.valueCtrl = wx.TextCtrl(self.parent,
-1,
valuestring,
size=(valueWidth, -1))
else: # just use a string
self.valueCtrl = wx.TextCtrl(self.parent,
-1,
str(value),
size=(valueWidth, -1))
import sounddevice as sd
import numpy as np
import sys
device = sd.query_devices('MAYA44')
duration = 5 #seconds
print(device)
def callback(indata, outdata, frames, time, status):
if status:
print(status)
#print(indata)
outdata[:] = indata
#print(outdata)
#print(sys.getsizeof(indata))
#print()
stream = sd.Stream(samplerate=device['default_samplerate'],
device=device['name'],
channels=(device['max_input_channels'],
device['max_output_channels']),
latency=(device['default_low_input_latency'],
device['default_low_output_latency']),
never_drop_input=True,
callback=callback)
with stream:
for x in range(5):
#print(sd.get_status())
def printDevices():
print '--- Devices ---'
print sd.query_devices()
def getDevice(name=u'ASTRA S: USB Audio (hw:2,0)'):
devices = sd.query_devices()
for i in range(len(devices)):
if devices[i]['name'] == name:
return devices[i]
return None
def __init__(self,
device=None,
rate=None,
updates_per_second=1000,
FFT_window_size=None,
verbose=False):
print("Available audio devices:")
device_dict = sd.query_devices()
print(device_dict)
try:
sd.check_input_settings(device=device,
channels=1,
dtype=np.float32,
extra_settings=None,
samplerate=rate)
except:
print(
"Input sound settings for device %s and samplerate %s Hz not supported, using defaults..."
% (str(device), str(rate)))
rate = None
device = None
self.rate = rate
if rate is not None:
sd.default.samplerate = rate
self.device = device
if device is not None:
sd.default.device = device
self.verbose = verbose
self.data_buffer = None
# This part is a bit hacky, need better solution for this:
# Determine what the optimal buffer shape is by streaming some test audio
self.optimal_data_lengths = []
with sd.InputStream(samplerate=self.rate,
blocksize=0,
device=self.device,
channels=1,
dtype=np.float32,
latency='low',
callback=self.test_stream_read):
time.sleep(0.2)
self.update_window_n_frames = max(self.optimal_data_lengths)
del self.optimal_data_lengths
#Alternative:
#self.update_window_n_frames = round_up_to_even(44100 / updates_per_second)
self.stream = sd.InputStream(samplerate=self.rate,
blocksize=self.update_window_n_frames,
device=None,
channels=1,
dtype=np.float32,
latency='low',
extra_settings=None,
callback=self.non_blocking_stream_read)
self.rate = self.stream.samplerate
self.device = self.stream.device
self.updates_per_second = self.rate / self.update_window_n_frames
self.info = ''
self.data_capture_delays = deque(maxlen=20)
self.new_data = False
if self.verbose:
self.data_capture_delays = deque(maxlen=20)
self.num_data_captures = 0
self.device_latency = device_dict[
self.device]['default_low_input_latency']
print(
"\n##################################################################################################"
)
print(
"\nDefaulted to using first working mic, Running on mic %s with properties:"
% str(self.device))
print(device_dict[self.device])
print('Which has a latency of %.2f ms' % (1000 * self.device_latency))
print(
"\n##################################################################################################"
)
print(
'Recording audio at %d Hz\nUsing (non-overlapping) data-windows of %d samples (updating at %.2ffps)'
%
(self.rate, self.update_window_n_frames, self.updates_per_second))
dataset_home_dir_path = 'D:/dataset' data_dir_path = dataset_home_dir_path + '/failure_analysis/defect/knock_sound/500-1500Hz' #-------------------------------------------------------------------- import numpy as np import sounddevice as sd fs = 44100 data = np.random.uniform(-1, 1, fs) sd.play(data, fs) sd.default.dtype sd.query_devices() sd.default.samplerate = 44100 # A single value sets both input and output at the same time. #sd.default.device = 'digital output' #sd.default.device = 7 # Different values for input and output. sd.default.channels = 5, 7 sd.play(data) sd.default.reset() #-------------------------------------------------------------------- import scipy.io.wavfile # For reading the .wav file.
pcm = opus_file.as_array()
print("Playing...")
sd.play(pcm, opus_file.frequency)
if __name__ == "__main__":
print("")
print("Playing Audio")
print("=============")
print("")
print(
"This test checks that we can play an Opus file and that you can hear it.\n"
)
device_strings = sd.query_devices()
default_output_index = sd.default.device[1]
default_device_string = device_strings[default_output_index]["name"]
print("Selected output device:", default_device_string)
print("\nCan you hear the audio?")
print("Type 'y' followed by enter if you can hear the audio correctly.")
print("")
print(
"If you can't hear Choeur Adleisia warming up, then try turning up the"
)
print(
"volume on your speakers. If your speakers have an 'on' switch, check"
)
print(
"that they're turned on. Check that you haven't muted your speakers.")
def set_audio_device(self, device_name):
device_found = False
try:
if gv.AUDIO_DEVICE_ID >= 0:
print '>>>> Using user-defined AUDIO_DEVICE_ID (%d)' % gv.AUDIO_DEVICE_ID
return
else:
i = 0
for d in sounddevice.query_devices():
if device_name in d[
'name'] and d['max_output_channels'] > 0:
gv.AUDIO_DEVICE_ID = i
device_name = d['name']
gv.AUDIO_DEVICE_NAME = device_name
print '\r>>>> Device selected by name: [%i]: %s\r' % (
i, device_name)
device_found = True
break
i += 1
if device_found is not True and gv.IS_DEBIAN:
print ">>>> Device defined in config.ini could not be found. Looking for other connected audio devices."
i = 0
for d in sounddevice.query_devices():
print d['name']
if 'bcm2835 ALSA' not in d['name'] and 'sysdefault' not in d['name'] \
and 'default' not in d['name'] and 'dmix' not in d['name'] \
and d['max_output_channels'] > 0:
gv.AUDIO_DEVICE_ID = i
device_name = d['name']
gv.AUDIO_DEVICE_NAME = device_name
print '\r>>>> Device selected by name: [%i]: %s\r' % (
i, device_name)
device_found = True
break
i += 1
# Default to the Raspberry Pi on-board audio if device in config is not found
if device_found is not True and gv.IS_DEBIAN:
print ">>>> No connected audio devices found. Defaulting to RPi on-board soundcard."
i = 0
device_name = 'bcm2835'
for d in sounddevice.query_devices():
if device_name in d[
'name'] and d['max_output_channels'] > 0:
gv.AUDIO_DEVICE_ID = i
device_name = d['name']
gv.AUDIO_DEVICE_NAME = device_name
print '\r>>>> Default RPi audio device selected: [%i]: %s\r' % (
i, device_name)
device_found = True
break
i += 1
return device_name
except:
print "There was an error setting the audio device"
pass
if __name__ == "__main__":
LIST_DEVICES = False # list audio devices and exit
DEVICE = None # input device (numeric ID or substring)
logging.basicConfig(level=config.LOG_LEVEL,
format=config.LOG_FORMAT,
datefmt=config.LOG_DATE_FMT)
_model = make_model(evaluate=True, sample_duration=SAMPLE_DURATION)
try:
if LIST_DEVICES:
logging.info(f"Devices: {sd.query_devices()}")
exit(0)
_samplerate = sd.query_devices(DEVICE, "input")["default_samplerate"]
_block_size = int(_samplerate * config.BLOCK_DURATION / 1000)
_window = ssw.blackman(_block_size)
_fft_size = config.FFT_SIZE
mln = MedianLastN(5, -1)
def _callback(in_data, _, __, ___):
sound = in_data.T[0]
if max(sound) < 0.01:
return
# logging.info(f"in_data: {len(in_data.flatten())}")
_this_fft = abs(
fft(_window * sound, _fft_size * config.FFT_RATIO)[:_fft_size])
_this_set = _this_fft[None, :]
_this_labels = _model.predict(_this_set)
# Stolen from https://gist.github.com/maurisvh/df919538bcef391bc89f
colors = 30, 34, 35, 91, 93, 97
chars = ' :%#\t#%:'
gradient = []
for bg, fg in zip(colors, colors[1:]):
for char in chars:
if char == '\t':
bg, fg = fg, bg
else:
gradient.append('\x1b[{};{}m{}'.format(fg, bg + 10, char))
try:
import sounddevice as sd
if args.list_devices:
print(sd.query_devices())
parser.exit(0)
samplerate = sd.query_devices(args.device, 'input')['default_samplerate']
delta_f = (high - low) / (args.columns - 1)
fftsize = math.ceil(samplerate / delta_f)
low_bin = math.floor(low / delta_f)
def callback(indata, frames, time, status):
if status:
text = ' ' + str(status) + ' '
print('\x1b[34;40m',
text.center(args.columns, '#'),
'\x1b[0m',
sep='')
from flask import Flask, render_template
import datetime
import sounddevice as sd
import sys
import numpy as np
app = Flask(__name__)
def getdata():
return datetime.datetime.today().timestamp()
samplerate = sd.query_devices('hw:1,0', 'output')['default_samplerate']
start_idx = 0
def callback(outdata, frames, time, status):
if status:
print(status, file=sys.stderr)
global start_idx
t = (start_idx + np.arange(frames)) / samplerate
t = t.reshape(-1, 1)
outdata[:] = 1.0 * np.sin(2 * np.pi * 1000.0 * t)
start_idx += frames
with sd.OutputStream(device='hw:1,0',
channels=1,
callback=callback,
samplerate=samplerate):
def main():
parser = argparse.ArgumentParser(add_help=False)
parser.add_argument('-l',
'--list-devices',
action='store_true',
help='show list of audio devices and exit')
args, remaining = parser.parse_known_args()
if args.list_devices:
print(sd.query_devices())
parser.exit(0)
parser = argparse.ArgumentParser(
description=__doc__ + '\n\nSupported keys:' + usage_line,
formatter_class=argparse.RawDescriptionHelpFormatter,
parents=[parser])
parser.add_argument('-b',
'--block-duration',
type=float,
metavar='DURATION',
default=50,
help='block size (default %(default)s milliseconds)')
parser.add_argument('-c',
'--columns',
type=int,
default=columns,
help='width of spectrogram')
parser.add_argument('-d',
'--device',
type=int_or_str,
help='input device (numeric ID or substring)')
parser.add_argument('-g',
'--gain',
type=float,
default=10,
help='initial gain factor (default %(default)s)')
parser.add_argument('-r',
'--range',
type=float,
nargs=2,
metavar=('LOW', 'HIGH'),
default=[100, 2000],
help='frequency range (default %(default)s Hz)')
args = parser.parse_args(remaining)
low, high = args.range
if high <= low:
parser.error('HIGH must be greater than LOW')
# Create a nice output gradient using ANSI escape sequences.
# Stolen from https://gist.github.com/maurisvh/df919538bcef391bc89f
colors = 30, 34, 35, 91, 93, 97
chars = ' :%#\t#%:'
gradient = []
for bg, fg in zip(colors, colors[1:]):
for char in chars:
if char == '\t':
bg, fg = fg, bg
else:
gradient.append('\x1b[{};{}m{}'.format(fg, bg + 10, char))
try:
samplerate = sd.query_devices(args.device,
'input')['default_samplerate']
delta_f = (high - low) / (args.columns - 1)
fftsize = math.ceil(samplerate / delta_f)
low_bin = math.floor(low / delta_f)
def callback(indata, frames, time, status):
if status:
text = ' ' + str(status) + ' '
print('\x1b[34;40m',
text.center(args.columns, '#'),
'\x1b[0m',
sep='')
if any(indata):
magnitude = np.abs(np.fft.rfft(indata[:, 0], n=fftsize))
magnitude *= args.gain / fftsize
line = (gradient[int(np.clip(x, 0, 1) * (len(gradient) - 1))]
for x in magnitude[low_bin:low_bin + args.columns])
print(*line, sep='', end='\x1b[0m\n')
else:
print('no input')
with sd.InputStream(device=args.device,
channels=1,
callback=callback,
blocksize=int(samplerate * args.block_duration /
1000),
samplerate=samplerate):
while True:
response = input()
if response in ('', 'q', 'Q'):
break
for ch in response:
if ch == '+':
args.gain *= 2
elif ch == '-':
args.gain /= 2
else:
print('\x1b[31;40m',
usage_line.center(args.columns, '#'),
'\x1b[0m',
sep='')
break
except KeyboardInterrupt:
parser.exit('Interrupted by user')
except Exception as e:
parser.exit(type(e).__name__ + ': ' + str(e))
def get_readable_current_channels():
if sound.query_devices(kind='input')['max_input_channels'] == 2:
return ['L', 'R']
else:
return list(range(sound.query_devices(kind='input')['max_input_channels']))
# Stolen from https://gist.github.com/maurisvh/df919538bcef391bc89f
colors = 30, 34, 35, 91, 93, 97
chars = ' :%#\t#%:'
gradient = []
for bg, fg in zip(colors, colors[1:]):
for char in chars:
if char == '\t':
bg, fg = fg, bg
else:
gradient.append('\x1b[{};{}m{}'.format(fg, bg + 10, char))
try:
import sounddevice as sd
if args.list_devices:
print(sd.query_devices())
parser.exit()
samplerate = sd.query_devices(args.device, 'input')['default_samplerate']
delta_f = (high - low) / (args.columns - 1)
fftsize = np.ceil(samplerate / delta_f).astype(int)
low_bin = np.floor(low / delta_f)
cumulated_status = sd.CallbackFlags()
def callback(indata, frames, time, status):
global cumulated_status
cumulated_status |= status
if any(indata):
magnitude = np.abs(np.fft.rfft(indata[:, 0], n=fftsize))
def main():
import sounddevice as sd
print(sd.query_devices())
def list_devices():
import sounddevice as sd
return sd.query_devices()
Cpp.c_filters.setSampleRate(f) # align the filters
try:
f = SAMPLERATE
if USE_48kHz:
if PITCHBITS < 7:
print(
"==> Can't tune to 48kHz, please set PITCHBITS to 7 or higher <=="
)
else:
PITCHCORR = -147 * (2**(PITCHBITS - 7))
f = 48000
i = 0
device_found = False
for d in sounddevice.query_devices():
if (AUDIO_DEVICE_NAME in d['name'] or AUDIO_DEVICE_ID
== i): # does the device match the config requested one?
AUDIO_DEVICE_ID = i
AUDIO_DEVICE_NAME = d['name']
if d['max_output_channels'] == 0 or re.search(
'\(hw:(.*),', AUDIO_DEVICE_NAME) != None:
try:
OpenDevice(f)
device_found = True # found device requested by configuration.txt can be started
except:
pass
if not device_found:
print('Ignored requested audio device #%i %s' %
(AUDIO_DEVICE_ID, AUDIO_DEVICE_NAME))
break
pass
if __name__ == '__main__':
# Startup loop. Populates options and starts up ProcessAudio.
#
# Loads the options class, and if it was one the special cases like
# writing the inifile or printing out the midi and sound device
# information, do that then quit.
#
# Otherwise, start the ProcessAudio class and get out of the way.
main_options = Options()
if main_options.settings['writeinifile']:
main_options.write_options_ini()
quit()
elif main_options.settings['listsounddevices'] or main_options.settings[
'listmidiports']:
if main_options.settings['listsounddevices']:
print("\nAvailable sound devices:")
print(sd.query_devices())
if main_options.settings['listmidiports']:
print("\nAvailable MIDI ports:")
print("\n".join(mido.get_output_names()))
print("")
quit()
print("Control-C to quit")
process_audio = ProcessAudio(main_options)
process_audio.start()
while True:
time.sleep(.1)
texts = json.load(fopen)
try:
with open('rejected.json') as fopen:
rejected = json.load(fopen)
except BaseException:
rejected = {}
import queue
import sys
import sounddevice as sd
import soundfile as sf
import os
device_info = sd.query_devices('LCS USB Audio')
device = None
samplerate = int(44100)
channels = 1
subtype = 'PCM_24'
for no, text in enumerate(texts):
if str(no) in rejected:
continue
try:
filename = f'audio/{no}.wav'
if os.path.isfile(filename):
continue
c = input_char(
f'say: {text} , press `c` to continue or press any key except `c` to skip.'
def _init_mixer(fs, n_channels, api=None, name=None):
"""Select the API and device."""
devices = query_devices()
if len(devices) == 0:
raise OSError('No sound devices found!')
apis = query_hostapis()
# API
if api is None:
api = get_config('SOUND_CARD_API', None)
if api is None:
# Eventually we should maybe allow 'Windows WDM-KS',
# 'Windows DirectSound', or 'MME'
api = dict(
darwin='Core Audio',
win32='Windows WASAPI',
linux='ALSA',
)[sys.platform]
for ai, this_api in enumerate(apis):
if this_api['name'] == api:
api = this_api
break
else:
raise RuntimeError('Could not find host API %s' % (api,))
del this_api
# Name
if name is None:
name = get_config('SOUND_CARD_NAME', None)
if name is None:
global _DEFAULT_NAME
if _DEFAULT_NAME is None:
di = api['default_output_device']
_DEFAULT_NAME = devices[di]['name']
logger.exp('Selected default sound device: %r' % (_DEFAULT_NAME,))
name = _DEFAULT_NAME
possible = list()
for di, device in enumerate(devices):
if device['hostapi'] == ai:
possible.append(device['name'])
if name == device['name']:
break
else:
raise RuntimeError('Could not find device on API %r with name '
'containing %r, found:\n%s'
% (api['name'], name, '\n'.join(possible)))
param_str = ('sound card %r (devices[%d]) via %r, %d channels'
% (device['name'], di, api['name'], n_channels))
if fs is not None:
param_str += ' @ %d Hz' % (fs,)
try:
mixer = Mixer(
samplerate=fs, latency='low', channels=n_channels,
dither_off=True, device=di)
except Exception as exp:
raise RuntimeError('Could not set up %s:\n%s' % (param_str, exp))
assert mixer.channels == n_channels
if fs is None:
param_str += ' @ %d Hz' % (mixer.samplerate,)
else:
assert mixer.samplerate == fs
mixer.start()
try:
mixer.start_time = mixer.time
except Exception:
mixer.start_time = 0
logger.info('Expyfun: using %s, %0.1f ms latency'
% (param_str, 1000 * device['default_low_output_latency']))
return mixer
import os
import tempfile
import json
with open('dumping-wiki-6-july-2019.json') as fopen:
wiki = json.load(fopen)
combined_wiki = ' '.join(wiki).split()
len(combined_wiki)
length = 4
texts = []
for i in range(0, len(combined_wiki), length):
texts.append(' '.join(combined_wiki[i:i + length]))
device_info = sd.query_devices(None, 'input')
device = None
samplerate = int(device_info['default_samplerate'])
channels = 1
subtype = None
for no, text in enumerate(texts):
try:
filename = 'streaming/%s.wav' % (text)
if os.path.isfile(filename):
continue
print(
'say: %s, if too hard, press c + enter to skip, else any button + enter to continue'
% (text))
skip = input().lower()
def init_ui(self):
self.input_source = widgets.QComboBox(self)
self.input_source_channels = widgets.QComboBox(self)
self.save_button = widgets.QPushButton("Set save location", self)
self.save_button.setToolTip("Save new recordings to this folder")
self.save_location = widgets.QLabel("[No path]", self)
self.last_save = widgets.QLabel("", self)
self.save_mode_toggle = widgets.QCheckBox("Save channels separately", self)
self.save_mode_toggle.setChecked(Settings.SAVE_CHANNELS_SEPARATELY)
self.monitor_button = widgets.QRadioButton("Monitor only")
self.monitor_button.setToolTip("Do not save new files")
self.monitor_button.setChecked(True)
self.trigger_button = widgets.QRadioButton(
"Triggered recording")
self.trigger_button.setToolTip("Record files when sound amplitude triggers detector")
self.continuous_button = widgets.QRadioButton("Continuous recording")
self.continuous_button.setToolTip("Record audio continuously")
if Settings.USE_SOUNDDEVICE:
for i, device in enumerate(sd.query_devices()):
if not device["max_input_channels"]:
continue
device["index"] = i
self.input_source.addItem(device.get("name"), device)
else:
for i in range(self.p.get_device_count()):
device = self.p.get_device_info_by_index(i)
if not device.get("maxInputChannels"):
continue
self.input_source.addItem(device.get("name"), device)
self.input_source.currentIndexChanged.connect(self.update_channel_dropdown)
self.update_channel_dropdown(None)
layout = widgets.QGridLayout()
layout.addWidget(widgets.QLabel("Device:", parent=self), 1, 1)
layout.addWidget(self.input_source, 1, 2)
layout.addWidget(widgets.QLabel("Channels:", parent=self), 1, 3)
layout.addWidget(self.input_source_channels, 1, 4)
layout.setColumnStretch(1, 0)
layout.setColumnStretch(2, 0)
layout.setColumnStretch(3, 0)
layout.setColumnStretch(4, 0)
# layout.setColumnStretch(3, 1)
layout.addWidget(self.monitor_button, 2, 2)
layout.addWidget(self.trigger_button, 3, 2)
layout.addWidget(self.continuous_button, 4, 2)
layout.setColumnStretch(5, 1)
layout.setColumnStretch(5, 1)
layout.addWidget(self.save_button, 1, 5)
layout.addWidget(self.save_mode_toggle, 2, 5, 1, 2)
layout.addWidget(self.save_location, 3, 5, 1, 2)
layout.addWidget(self.last_save, 4, 5, 1, 2)
self.setLayout(layout)
import cv2
import sounddevice as sd
import soundfile as sf
data, samplerate = sf.read("./beep.wav")
for idx, device in enumerate(sd.query_devices()):
print(device)
if 'USB PnP Sound Device' in device['name']:
sd.default.device = idx
break
myrecording = sd.playrec(data, samplerate, channels=1)
sd.wait()
sd.play(myrecording, samplerate)
sd.wait()
cap = cv2.VideoCapture(1)
cap.set(3, 640)
cap.set(4, 480)
while cap.isOpened():
# 카메라 프레임 읽기
success, frame = cap.read()
if success:
# 프레임 출력
cv2.imshow('Camera Window', frame)
# ESC를 누르면 종료
key = cv2.waitKey(1) & 0xFF
if (key == 27):
def get_current_output_device_index(self):
return self._output_devices.index(sound.query_devices(device=sound.default.device[1]))
def reset(self):
"""Resets plug-in to initial values."""
# Set default experimental variables and values
self.var.dummy_mode = u'no'
self.var.verbose = u'no'
self.var.bitdepth = str(16)
self.var.samplerate = str(44100)
self.var.channels = str(2)
self.var.period_size = 128
self.experiment.audio_low_latency_play_module_list = list()
self.experiment.audio_low_latency_play_device_dict = dict()
self.experiment.audio_low_latency_play_device_selected_dict = dict()
self.pyalsaaudio_module_name = u'PyAlsaAudio (Linux only)'
self.oss4_module_name = u'ossaudiodev (Linux only)'
self.pyaudio_module_name = u'PyAudio (PortAudio)'
self.sounddevice_module_name = u'SoundDevice (PortAudio)'
self.experiment.oss4_module_name = self.oss4_module_name
self.experiment.pyalsaaudio_module_name = self.pyalsaaudio_module_name
self.experiment.sounddevice_module_name = self.sounddevice_module_name
self.experiment.pyaudio_module_name = self.pyaudio_module_name
if os.name == 'posix':
if u'alsaaudio' in self.modules_enabled:
try:
import alsaaudio
alsa_cards = alsaaudio.pcms(alsaaudio.PCM_PLAYBACK)
if alsa_cards:
self.experiment.audio_low_latency_play_module_list.append(self.pyalsaaudio_module_name)
self.experiment.audio_low_latency_play_device_dict[self.pyalsaaudio_module_name] = alsa_cards
self.experiment.audio_low_latency_play_device_selected_dict[self.pyalsaaudio_module_name] = alsa_cards[0]
except:
self.show_message(u'Could not import alsaaudio')
if u'ossaudiodev' in self.modules_enabled:
try:
import ossaudiodev
self.experiment.audio_low_latency_play_module_list.append(self.oss4_module_name)
self.experiment.audio_low_latency_play_device_dict[self.oss4_module_name] = [u'Exclusive Mode',u'Shared Mode']
self.experiment.audio_low_latency_play_device_selected_dict[self.oss4_module_name] = u'Exclusive Mode'
except:
self.show_message(u'Could not import ossaudiodev')
if u'sounddevice' in self.modules_enabled:
try:
import sounddevice
sounddevice_cards = list()
cards = sounddevice.query_devices()
self.experiment.audio_low_latency_play_module_list.append(self.sounddevice_module_name)
for di in range(0, len(cards)):
sounddevice_cards_dict = cards[di]
sounddevice_cards.append(sounddevice_cards_dict['name'])
self.experiment.audio_low_latency_play_device_dict[self.sounddevice_module_name] = sounddevice_cards
self.experiment.audio_low_latency_play_device_selected_dict[self.sounddevice_module_name] = sounddevice_cards[0]
except:
self.show_message(u'Could not import sounddevice')
if u'pyaudio' in self.modules_enabled:
try:
import pyaudio
pyaudio_cards = list()
pyaudio_device = pyaudio.PyAudio()
self.experiment.audio_low_latency_play_module_list.append(self.pyaudio_module_name)
for di in range(0, pyaudio_device.get_device_count()):
pyaudio_cards_dict = pyaudio_device.get_device_info_by_index(di)
pyaudio_cards.append(pyaudio_cards_dict['name'])
self.experiment.audio_low_latency_play_device_dict[self.pyaudio_module_name] = pyaudio_cards
self.experiment.audio_low_latency_play_device_selected_dict[self.pyaudio_module_name] = pyaudio_cards[0]
except:
self.show_message(u'Could not import pyaudio')
self.show_message(u'Audio Low Latency Play plug-in has been initialized!')
if self.pyalsaaudio_module_name in self.experiment.audio_low_latency_play_module_list:
self.var.module = self.pyalsaaudio_module_name
elif self.sounddevice_module_name in self.experiment.audio_low_latency_play_module_list:
self.var.module = self.sounddevice_module_name
elif self.pyaudio_module_name in self.experiment.audio_low_latency_play_module_list:
self.var.module = self.pyaudio_module_name
elif self.oss4_module_name in self.experiment.audio_low_latency_play_module_list:
self.var.module = self.oss4_module_name
device_list = self.experiment.audio_low_latency_play_device_dict[self.var.module]
self.var.device_name = device_list[0]
try:
print("Accessing", card, "...")
for sampling_rate in [48000, 96000]:
sc = alsaaudio_soundcard(card, 1024, sampling_rate)
sc.info()
except alsaaudio.ALSAAudioError as err:
print("! ERROR capturing sound on card", card)
print(err)
else:
print("not installed.")
print("\n", "- "*60)
print("sounddevice:")
if 'sounddevice' in audioModule:
print(sounddevice.query_devices())
for device, card in enumerate(sounddevice.query_devices()):
# try:
print("Accessing", card['name'], "...")
for sampling_rate in [48000]:
sc = sounddevice_soundcard(device, sampling_rate)
sc.info()
# except alsaaudio.ALSAAudioError as err:
# print("! ERROR capturing sound on card", card)
# print(err)
else:
print("not installed.")
print("\n", "- "*60)
print("pyaudio:")
def InterfaceIO():
"""
Input:
None
Output:
Printed Values =
devinfo = device info. gives fulle info about audio devices
devopt = give list of indexes (not their names) witch contain full
duplex devices.
read out info from port audio / sounddevice and filter this in readble
information.
"""
# Signal to soundcard
# Soundcard information
devinfo = sd.query_devices()
# print(devinfo)
IOs = np.zeros((len(devinfo), 3))
for idx in range(len(devinfo)):
temp = devinfo[idx]
IOs[idx][0] = idx
IOs[idx][1] = temp['max_input_channels']
IOs[idx][2] = temp['max_output_channels']
# nonzeroval = IOs[:, [1, 2]] # filter on arrays!!
# http://stackoverflow.com/questions/8386675/extracting-specific-columns-in-numpy-array
nzin = np.nonzero(IOs[:, 1])[0]
# nzin = np.append(5, nzin)
nzout = np.nonzero(IOs[:, 2])[0]
devopt = []
for idx in range(len(nzin)):
devopt = np.append(devopt, np.where(nzout == nzin[idx]))
if len(devopt) != 0:
# raise InterfaceWarning('This are full dupplex interfaces under all circumstances:', 'Interface.py', 32)
# raise Interface
print('This are full dupplex interfaces under all circumstances:')
for idx in devopt:
temp = devinfo[np.int(idx)]
print(idx, temp['name'])
else:
if sys.platform.startswith('linux'):
# raise InterfaceWarning('This are full dupplex interfaces under all circumstances:')
print('This are full dupplex interfaces under all circumstances:')
print('Inputs:')
for idx in nzin:
temp = devinfo[np.int(idx)]
print(idx, temp['name'])
print('Outputs:')
for idx in int(nzout):
temp = devinfo[np.int(idx)]
print(idx, temp['name'])
devopt = (nzin, nzout)
elif sys.platform.startswith('win32'):
raise InterfaceError(str(devopt),'No full dupplex interfaces are availlable. Create Aggrigate Device or virtual In/Out Device:')
elif sys.platform.startswith('cygwin'):
raise InterfaceError(str(devopt),'No full dupplex interfaces are availlable. Create Aggrigate Device or virtual In/Out Device:')
elif sys.platform.startswith('darwin'):
# raise InterfaceWarning('No full dupplex interfaces are availlable. Any valid combination of interfaces will work :')
print('This are full dupplex interfaces under all circumstances:')
print('Inputs:')
for idx in int(nzin):
Interfaces_print = devinfo[np.int(idx)]
print(idx, Interfaces_print['name'])
print('Outputs:')
for idx in int(nzout):
Interfaces_print = devinfo[np.int(idx)]
print(idx, Interfaces_print['name'])
devopt = (nzin, nzout)
return(devinfo, devopt)