onyx_online/voicemeeter-api-python
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the platform check is mostly redundant because import winreg will have already failed on most python installations

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swith to ct.WinDLL which is intended for C APIs using stdcall convention.
This commit is contained in:
onyx-and-iris
2026-03-20 03:27:24 +00:00
parent 48614ab5fa
commit 6eaa799c20
1 changed files with 17 additions and 8 deletions
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25
voicemeeterlib/inst.py
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@@ -1,15 +1,22 @@
import ctypes as ct import ctypes as ct
import platform import platform
import winreg
from pathlib import Path from pathlib import Path
from .error import InstallError from .error import InstallError, VMError
try:
import winreg
except ImportError as e:
ERR_MSG = 'winreg module not found, only Windows OS supported'
raise VMError(ERR_MSG) from e
# Defense against edge cases where winreg imports but we're not on Windows
if platform.system() != 'Windows':
ERR_MSG = f'Unsupported OS: {platform.system()}, only Windows OS supported'
raise VMError(ERR_MSG)
BITS = 64 if ct.sizeof(ct.c_void_p) == 8 else 32 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}' VM_KEY = 'VB:Voicemeeter {17359A74-1236-5467}'
REG_KEY = '\\'.join( REG_KEY = '\\'.join(
@@ -37,12 +44,14 @@ def get_vmpath():
try: try:
vm_parent = Path(get_vmpath()).parent vm_parent = Path(get_vmpath()).parent
except FileNotFoundError as e: except FileNotFoundError as e:
raise InstallError('Unable to fetch DLL path from the registry') from e ERR_MSG = 'Unable to fetch DLL path from the registry'
raise InstallError(ERR_MSG) from e
DLL_NAME = f'VoicemeeterRemote{"64" if BITS == 64 else ""}.dll' DLL_NAME = f'VoicemeeterRemote{"64" if BITS == 64 else ""}.dll'
dll_path = vm_parent.joinpath(DLL_NAME) dll_path = vm_parent.joinpath(DLL_NAME)
if not dll_path.is_file(): if not dll_path.is_file():
raise InstallError(f'Could not find {dll_path}') ERR_MSG = f'Could not find {dll_path}'
raise InstallError(ERR_MSG)
libc = ct.CDLL(str(dll_path)) libc = ct.WinDLL(str(dll_path))