mirror of
https://github.com/MCV-Software/TWBlue.git
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67 lines
1.6 KiB
Python
67 lines
1.6 KiB
Python
from __future__ import absolute_import
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from future.builtins import object
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from ctypes import string_at
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import wave
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from .external.pybass import *
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from . import config
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from .main import bass_call, bass_call_0, BassError
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class Input (object):
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def __init__ (self, device=-1):
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try:
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bass_call(BASS_RecordInit, device)
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except BassError:
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pass
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self._device = device
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self.config = config.BassConfig()
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def free(self):
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"""Frees all resources used by the recording device."""
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return bass_call(BASS_RecordFree)
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def get_device(self):
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return bass_call_0(BASS_RecordGetDevice)
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def set_device(self, device):
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if device == self._device:
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return
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self.free()
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self.__init__(device=device)
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device = property(fget=get_device, fset=set_device)
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@staticmethod
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def get_device_names():
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"""Convenience method that returns a list of device names that are considered
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valid by bass.
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Parameters: none.
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returns: list of devices, 0-indexed.
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"""
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result = ['Default']
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info = BASS_DEVICEINFO()
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count = 0
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while BASS_RecordGetDeviceInfo(count, ctypes.byref(info)):
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if info.flags & BASS_DEVICE_ENABLED:
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retrieved = info.name
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if platform.system() == 'Windows':
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retrieved = retrieved.decode('mbcs')
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retrieved = retrieved.replace('(', '').replace(')', '').strip()
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result.append(retrieved)
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count += 1
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return result
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def find_device_by_name(self, name):
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return self.get_device_names().index(name) - 1
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def find_default_device(self):
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return -1
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def find_user_provided_device(self, device_name):
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try:
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return self.find_device_by_name(device_name)
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except ValueError:
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return self.find_default_device()
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