static void real_init(void) {
#ifdef VS_TARGET_OS_WINDOWS
// portable
const std::wstring pythonDllName = L"python37.dll";
HMODULE module;
GetModuleHandleExW(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)&real_init, &module);
std::vector<wchar_t> pathBuf(65536);
GetModuleFileNameW(module, pathBuf.data(), (DWORD)pathBuf.size());
std::wstring dllPath = pathBuf.data();
dllPath.resize(dllPath.find_last_of('\\') + 1);
std::wstring portableFilePath = dllPath + L"portable.vs";
FILE *portableFile = _wfopen(portableFilePath.c_str(), L"rb");
bool isPortable = !!portableFile;
if (portableFile)
fclose(portableFile);
HMODULE pythonDll = nullptr;
if (isPortable) {
std::wstring pyPath = dllPath + L"\\" + pythonDllName;
pythonDll = LoadLibraryExW(pyPath.c_str(), nullptr, LOAD_LIBRARY_SEARCH_DEFAULT_DIRS | LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR);
} else {
DWORD dwType = REG_SZ;
HKEY hKey = 0;
wchar_t value[1024];
DWORD valueLength = 1000;
if (RegOpenKeyW(HKEY_LOCAL_MACHINE, L"SOFTWARE\\VapourSynth", &hKey) != ERROR_SUCCESS)
return;
LSTATUS status = RegQueryValueExW(hKey, L"PythonPath", nullptr, &dwType, (LPBYTE)&value, &valueLength);
RegCloseKey(hKey);
if (status != ERROR_SUCCESS)
return;
std::wstring pyPath = value;
pyPath += L"\\" + pythonDllName;
pythonDll = LoadLibraryExW(pyPath.c_str(), nullptr, LOAD_LIBRARY_SEARCH_DEFAULT_DIRS | LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR);
}
if (!pythonDll)
return;
#endif
int preInitialized = Py_IsInitialized();
if (!preInitialized)
Py_InitializeEx(0);
s = PyGILState_Ensure();
if (import_vapoursynth())
return;
if (vpy_initVSScript())
return;
ts = PyEval_SaveThread();
initialized = true;
}
VS_API(int) vseval_init(void) {
if (initializationCount == 0) {
preInitialized = Py_IsInitialized();
if (!preInitialized)
Py_InitializeEx(0);
PyGILState_STATE s = PyGILState_Ensure();
int result = import_vapoursynth();
if (result)
return 0;
vpy_initVSScript();
ts = PyEval_SaveThread();
}
initializationCount++;
return initializationCount;
}
static void real_init(void) {
#ifdef VS_TARGET_OS_WINDOWS
const wchar_t *keyPython64 = L"SOFTWARE\\Python\\PythonCore\\3.5\\InstallPath";
const wchar_t *keyPython32 = L"SOFTWARE\\Python\\PythonCore\\3.5-32\\InstallPath";
DWORD dwType = REG_SZ;
HKEY hKey = 0;
wchar_t value[1024];
DWORD valueLength = 1000;
if (RegOpenKeyW(HKEY_CURRENT_USER, keyPython64, &hKey) != ERROR_SUCCESS
&& RegOpenKeyW(HKEY_CURRENT_USER, keyPython32, &hKey) != ERROR_SUCCESS
&& RegOpenKeyW(HKEY_LOCAL_MACHINE, keyPython64, &hKey) != ERROR_SUCCESS
&& RegOpenKeyW(HKEY_LOCAL_MACHINE, keyPython32, &hKey) != ERROR_SUCCESS)
return;
LSTATUS status = RegQueryValueExW(hKey, L"", nullptr, &dwType, (LPBYTE)&value, &valueLength);
RegCloseKey(hKey);
if (status != ERROR_SUCCESS)
return;
std::wstring pyPath = value;
pyPath += L"python35.dll";
HMODULE pythonDll = LoadLibraryW(pyPath.c_str());
if (!pythonDll)
return;
#endif
int preInitialized = Py_IsInitialized();
if (!preInitialized)
Py_InitializeEx(0);
s = PyGILState_Ensure();
if (import_vapoursynth())
return;
if (vpy_initVSScript())
return;
ts = PyEval_SaveThread();
initialized = true;
}
