mirror of
https://github.com/iperov/DeepFaceLive
synced 2025-07-12 16:13:52 -07:00
40 lines
No EOL
1.5 KiB
Python
40 lines
No EOL
1.5 KiB
Python
from typing import List
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from .. import ole32, uuids, strmif, wintypes, objidl, oaidl
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def get_video_input_devices_names() -> List[str]:
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"""
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returns a list of available names of VideoInputDevice's
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ole32 should be initialized before use
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"""
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# based on https://docs.microsoft.com/ru-ru/windows/win32/directshow/selecting-a-capture-device
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names = []
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sys_dev_enum = strmif.ICreateDevEnum()
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if ole32.CoCreateInstance(uuids.CLSID_SystemDeviceEnum, None, ole32.CLSCTX.CLSCTX_INPROC_SERVER, strmif.ICreateDevEnum.IID, sys_dev_enum) == wintypes.ERROR.SUCCESS:
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pEnumCat = objidl.IEnumMoniker()
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if sys_dev_enum.CreateClassEnumerator(uuids.CLSID_VideoInputDeviceCategory, pEnumCat, 0) == wintypes.ERROR.SUCCESS:
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moniker = objidl.IMoniker()
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while pEnumCat.Next(1, moniker, None) == wintypes.ERROR.SUCCESS:
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prop_bag = oaidl.IPropertyBag()
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if moniker.BindToStorage(None, None, oaidl.IPropertyBag.IID, prop_bag) == wintypes.ERROR.SUCCESS:
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var = wintypes.VARIANT()
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hr = prop_bag.Read(wintypes.LPCOLESTR('Description'), var, None )
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if hr != wintypes.ERROR.SUCCESS:
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hr = prop_bag.Read(wintypes.LPCOLESTR('FriendlyName'), var, None )
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names.append(var.value.bstrVal.value if hr == wintypes.ERROR.SUCCESS else 'unnamed')
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prop_bag.Release()
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moniker.Release()
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pEnumCat.Release()
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sys_dev_enum.Release()
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return names |