Add files via upload

Author: dayeggpi

VCVM.py

@@ -799,7 +799,7 @@ def creditsinfo(self, icon=None, item=None):
 
             title = "About VolumeControl for Voicemeeter"
             message = ("VolumeControl for Voicemeeter.\n"
-                      "Version 1.0.3 of may 2026\n\n"
+                      "Version 1.0.4\n\n"
                       "https://github.com/dayeggpi \n\n"
                       "Synchronizes Windows volume with Voicemeeter.\n"
                       "Support them : https://vb-audio.com/\n\n"
@@ -819,7 +819,7 @@ def creditsinfo(self, icon=None, item=None):
             logclass.log(error_msg, level='error', exc_info=True)
             print(f"Error: {error_msg}")
             print("\n=== About VolumeControl for Voicemeeter ===")
-            print("Version 1.0.3")  
+            print("Version 1.0.4")  
             print("https://github.com/dayeggpi")  
             print("Synchronizes Windows volume with Voicemeeter")
             print("by dayeggpi")
@@ -880,6 +880,10 @@ def run(self):
             logclass.log("Application stopped")
 
 if __name__ == "__main__":
+    mutex = ctypes.windll.kernel32.CreateMutexW(None, True, "Global\\VCVMSingleInstance")
+    if ctypes.windll.kernel32.GetLastError() == 183:  # ERROR_ALREADY_EXISTS
+        ctypes.windll.user32.MessageBoxW(0, "VCVM is already running.", "VCVM", 0x30)
+        sys.exit(1)
     logclass = LoggerMaster()
     app = VoicemeeterVolumeSync()
     app.run()

VCVM.spec

@@ -1,47 +1,48 @@
 # -*- mode: python ; coding: utf-8 -*-
-from PyInstaller.utils.hooks import collect_data_files
 from PyInstaller.utils.hooks import collect_dynamic_libs
+from PyInstaller.utils.hooks import collect_all
 
 datas = [('icon.ico', '.'), ('icon_status_on.ico', '.'), ('icon_status_off.ico', '.')]
 binaries = []
-datas += collect_data_files('pycaw')
+hiddenimports = ['pystray', 'pystray._win32', 'PIL', 'PIL.Image', 'PIL.ImageDraw', 'pycaw', 'pycaw.pycaw', 'comtypes', 'comtypes.client']
 binaries += collect_dynamic_libs('comtypes')
+tmp_ret = collect_all('pycaw')
+datas += tmp_ret[0]; binaries += tmp_ret[1]; hiddenimports += tmp_ret[2]
 
 
-block_cipher = None
+a = Analysis(
+    ['VCVM.py'],
+    pathex=[],
+    binaries=binaries,
+    datas=datas,
+    hiddenimports=hiddenimports,
+    hookspath=[],
+    hooksconfig={},
+    runtime_hooks=[],
+    excludes=['numpy', 'pandas', 'scipy', 'matplotlib', 'tkinter'],
+    noarchive=False,
+    optimize=0,
+)
+pyz = PYZ(a.pure)
 
-
-a = Analysis(['VCVM.py'],
-             pathex=[],
-             binaries=binaries,
-             datas=datas,
-             hiddenimports=['pystray', 'pystray._win32', 'PIL', 'PIL.Image', 'PIL.ImageDraw', 'pycaw', 'pycaw.pycaw', 'comtypes', 'comtypes.client'],
-             hookspath=[],
-             hooksconfig={},
-             runtime_hooks=[],
-             excludes=['numpy', 'pandas', 'scipy', 'matplotlib', 'tkinter'],
-             win_no_prefer_redirects=False,
-             win_private_assemblies=False,
-             cipher=block_cipher,
-             noarchive=False)
-pyz = PYZ(a.pure, a.zipped_data,
-             cipher=block_cipher)
-
-exe = EXE(pyz,
-          a.scripts,
-          a.binaries,
-          a.zipfiles,
-          a.datas,  
-          [],
-          name='VCVM',
-          debug=False,
-          bootloader_ignore_signals=False,
-          strip=False,
-          upx=True,
-          upx_exclude=[],
-          runtime_tmpdir=None,
-          console=False,
-          disable_windowed_traceback=False,
-          target_arch=None,
-          codesign_identity=None,
-          entitlements_file=None , icon='icon.ico')
+exe = EXE(
+    pyz,
+    a.scripts,
+    a.binaries,
+    a.datas,
+    [],
+    name='VCVM',
+    debug=False,
+    bootloader_ignore_signals=False,
+    strip=False,
+    upx=True,
+    upx_exclude=[],
+    runtime_tmpdir=None,
+    console=False,
+    disable_windowed_traceback=False,
+    argv_emulation=False,
+    target_arch=None,
+    codesign_identity=None,
+    entitlements_file=None,
+    icon=['icon.ico'],
+)

build-exe.bat

@@ -11,7 +11,7 @@ pyinstaller --onefile --windowed --name "VCVM" ^
   --hidden-import pycaw.pycaw ^
   --hidden-import comtypes ^
   --hidden-import comtypes.client ^
-  --collect-data pycaw ^
+  --collect-all pycaw ^
   --collect-binaries comtypes ^
   --add-data "icon.ico;." ^
   --add-data "icon_status_on.ico;." ^

requirements.txt

@@ -1,8 +1,8 @@
 # Runtime dependencies for VCVM.py
 pystray==0.19.4
 Pillow==8.4.0
-pycaw==20220416
-comtypes==1.1.14
+pycaw==20251023
+comtypes==1.4.16
 
 # Build dependency
 PyInstaller==4.10