def listAudioDevices(devNum=None):
pa.initialize()
if not devNum:
for x in range(pa.get_device_count()):
dev = pa.get_device_info(x)
print x, dev.name
else:
dev = pa.get_device_info(devNum)
print "device number", devNum, "(", dev.name, ")"
for y in ["name","structVersion","hostApi","maxInputChannels","maxOutputChannels","defaultLowInputLatency","defaultHighInputLatency","defaultLowOutputLatency","defaultHighOutputLatency"]:
print "\t", y, ":", dev.__getattribute__(y)
def get_device_info_by_index(device_index: int) -> DeviceInfo:
default_index = Devices.get_real_index(device_index)
device_info = pa.get_device_info(device_index)
try:
device_name = device_info.name.decode('utf-8')
except UnicodeDecodeError:
device_name = device_info.name.decode('cp1252')
default = default_index == device_index
return DeviceInfo(default, default_index, device_name,
device_info.maxInputChannels,
device_info.defaultSampleRate)
def get_device_info_by_index(self, device_index):
"""
Return the Device parameters for device specified in
`device_index` as a dictionary. The keys of the dictionary
mirror the data fields of PortAudio's ``PaDeviceInfo``
structure.
:param device_index: The device index
:raises IOError: Invalid `device_index`.
:rtype: dict
"""
return self._make_device_info_dictionary(
device_index, pa.get_device_info(device_index))
def get_device_info_by_index(self, device_index):
"""
Return the Device parameters for device specified in
`device_index` as a dictionary. The keys of the dictionary
mirror the data fields of PortAudio's ``PaDeviceInfo``
structure.
:param `device_index`: The device index.
:raises IOError: Invalid `device_index`.
:rtype: dict
"""
return self._make_device_info_dictionary(
device_index,
pa.get_device_info(device_index)
)
print "\nHost APIs:\n=========="
for i in range(max_apis):
apiinfo = p.get_host_api_info(i)
print "Number : ", i
print "Name : ", apiinfo.name
print "Type : ", apiinfo.type
print "Devices : ", apiinfo.deviceCount
print "defaultInputDevice : ", apiinfo.defaultInputDevice
print "defaultOutputDevice : ", apiinfo.defaultOutputDevice
print "--------------------------"
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()