voicemeeter-api-python/voicemeeterlib/inst.py

49 lines
1.1 KiB
Python

import ctypes as ct
import platform
import winreg
from pathlib import Path
from .error import InstallError
BITS = 64 if ct.sizeof(ct.c_void_p) == 8 else 32
if platform.system() != 'Windows':
raise InstallError('Only Windows OS supported')
VM_KEY = 'VB:Voicemeeter {17359A74-1236-5467}'
REG_KEY = '\\'.join(
filter(
None,
(
'SOFTWARE',
'WOW6432Node' if BITS == 64 else '',
'Microsoft',
'Windows',
'CurrentVersion',
'Uninstall',
),
)
)
def get_vmpath():
with winreg.OpenKey(
winreg.HKEY_LOCAL_MACHINE, r'{}'.format('\\'.join((REG_KEY, VM_KEY)))
) as vm_key:
return winreg.QueryValueEx(vm_key, r'UninstallString')[0].strip('"')
try:
vm_parent = Path(get_vmpath()).parent
except FileNotFoundError as e:
raise InstallError('Unable to fetch DLL path from the registry') from e
DLL_NAME = f'VoicemeeterRemote{"64" if BITS == 64 else ""}.dll'
dll_path = vm_parent.joinpath(DLL_NAME)
if not dll_path.is_file():
raise InstallError(f'Could not find {dll_path}')
libc = ct.CDLL(str(dll_path))