def get_real_index(device_index: [int, None]) -> int:
if device_index is not None:
assert isinstance(device_index,
int), "Device index must be None or an integer"
count = Devices.get_device_count()
msg = ("Device index out of range ({} devices available; "
"device index should be between 0 and {} inclusive)")
assert 0 <= device_index < count, msg.format(count, count - 1)
return device_index
return pa.get_default_input_device()
def get_default_input_device_info(self):
"""
Return the default input Device parameters as a
dictionary. The keys of the dictionary mirror the data fields
of PortAudio's ``PaDeviceInfo`` structure.
:raises IOError: No default input device available.
:rtype: dict
"""
device_index = pa.get_default_input_device()
return self.get_device_info_by_index(device_index)
def get_default_input_device_info(self):
"""
Return the default input Device parameters as a
dictionary. The keys of the dictionary mirror the data fields
of PortAudio's ``PaDeviceInfo`` structure.
:raises IOError: No default input device available.
:rtype: dict
"""
device_index = pa.get_default_input_device()
return self.get_device_info_by_index(device_index)
print "\nDevices:\n========"
for i in range(max_devs):
devinfo = p.get_device_info(i)
print "Number : ", i
print "Name : ", devinfo.name
print "hostApi Index : ", devinfo.hostApi
print "maxInputChannels : ", devinfo.maxInputChannels
print "maxOutputChannels : ", devinfo.maxOutputChannels
print "defaultLowInputLatency : ", devinfo.defaultLowInputLatency
print "defaultLowOutputLatency : ", devinfo.defaultLowOutputLatency
print "defaultHighInputLatency : ", devinfo.defaultHighInputLatency
print "defaultHighOutputLatency : ", devinfo.defaultHighOutputLatency
print "defaultSampleRate : ", devinfo.defaultSampleRate
print "--------------------------------"
print "\nDefault Devices:\n================"
try:
print "Input :", p.get_default_input_device()
except IOError, e:
print "No Input devices."
try:
print "Output :", p.get_default_output_device()
except IOError, e:
print "No Output devices."
p.terminate()
