obs-studio/plugins/win-dshow/dshow-plugin.cpp

60 lines
1.3 KiB
C++

#include <obs-module.h>
#include <strsafe.h>
#include <strmif.h>
#include "virtualcam-guid.h"
OBS_DECLARE_MODULE()
OBS_MODULE_USE_DEFAULT_LOCALE("win-dshow", "en-US")
MODULE_EXPORT const char *obs_module_description(void)
{
return "Windows DirectShow source/encoder";
}
extern void RegisterDShowSource();
extern void RegisterDShowEncoders();
#ifdef VIRTUALCAM_ENABLED
extern "C" struct obs_output_info virtualcam_info;
static bool vcam_installed(bool b64)
{
wchar_t cls_str[CHARS_IN_GUID];
wchar_t temp[MAX_PATH];
HKEY key = nullptr;
StringFromGUID2(CLSID_OBS_VirtualVideo, cls_str, CHARS_IN_GUID);
StringCbPrintf(temp, sizeof(temp), L"CLSID\\%s", cls_str);
DWORD flags = KEY_READ;
flags |= b64 ? KEY_WOW64_64KEY : KEY_WOW64_32KEY;
LSTATUS status = RegOpenKeyExW(HKEY_CLASSES_ROOT, temp, 0, flags, &key);
if (status != ERROR_SUCCESS) {
return false;
}
RegCloseKey(key);
return true;
}
#endif
bool obs_module_load(void)
{
RegisterDShowSource();
RegisterDShowEncoders();
#ifdef VIRTUALCAM_ENABLED
obs_register_output(&virtualcam_info);
bool installed = vcam_installed(false);
#else
bool installed = false;
#endif
obs_data_t *obs_settings = obs_data_create();
obs_data_set_bool(obs_settings, "vcamEnabled", installed);
obs_apply_private_data(obs_settings);
obs_data_release(obs_settings);
return true;
}