diff --git a/src/video/sdl_v.cpp b/src/video/sdl_v.cpp
--- a/src/video/sdl_v.cpp
+++ b/src/video/sdl_v.cpp
@@ -647,15 +647,61 @@ void VideoDriver_SDL::Stop()
 	}
 }
 
+void VideoDriver_SDL::InputLoop()
+{
+	uint32 mod = SDL_GetModState();
+#if SDL_VERSION_ATLEAST(1, 3, 0)
+	Uint8 *keys = SDL_GetKeyboardState(&numkeys);
+#else
+	int numkeys;
+	Uint8 *keys = SDL_GetKeyState(&numkeys);
+#endif
+
+	bool old_ctrl_pressed = _ctrl_pressed;
+
+	_ctrl_pressed  = !!(mod & KMOD_CTRL);
+	_shift_pressed = !!(mod & KMOD_SHIFT);
+
+#if defined(_DEBUG)
+	if (_shift_pressed)
+#else
+	/* Speedup when pressing tab, except when using ALT+TAB
+	 * to switch to another application. */
+#if SDL_VERSION_ATLEAST(1, 3, 0)
+	if (keys[SDL_SCANCODE_TAB] && (mod & KMOD_ALT) == 0)
+#else
+	if (keys[SDLK_TAB] && (mod & KMOD_ALT) == 0)
+#endif /* SDL_VERSION_ATLEAST(1, 3, 0) */
+#endif /* defined(_DEBUG) */
+	{
+		if (!_networking && _game_mode != GM_MENU) _fast_forward |= 2;
+	} else if (_fast_forward & 2) {
+		_fast_forward = 0;
+	}
+
+	/* Determine which directional keys are down. */
+	_dirkeys =
+#if SDL_VERSION_ATLEAST(1, 3, 0)
+		(keys[SDL_SCANCODE_LEFT]  ? 1 : 0) |
+		(keys[SDL_SCANCODE_UP]    ? 2 : 0) |
+		(keys[SDL_SCANCODE_RIGHT] ? 4 : 0) |
+		(keys[SDL_SCANCODE_DOWN]  ? 8 : 0);
+#else
+		(keys[SDLK_LEFT]  ? 1 : 0) |
+		(keys[SDLK_UP]    ? 2 : 0) |
+		(keys[SDLK_RIGHT] ? 4 : 0) |
+		(keys[SDLK_DOWN]  ? 8 : 0);
+#endif
+
+	if (old_ctrl_pressed != _ctrl_pressed) HandleCtrlChanged();
+}
+
 void VideoDriver_SDL::MainLoop()
 {
 	auto cur_ticks = std::chrono::steady_clock::now();
 	auto last_realtime_tick = cur_ticks;
 	auto next_game_tick = cur_ticks;
 	auto next_draw_tick = cur_ticks;
-	uint32 mod;
-	int numkeys;
-	Uint8 *keys;
 
 	CheckPaletteAnim();
 
@@ -697,29 +743,6 @@ void VideoDriver_SDL::MainLoop()
 		while (PollEvent() == -1) {}
 		if (_exit_game) break;
 
-		mod = SDL_GetModState();
-#if SDL_VERSION_ATLEAST(1, 3, 0)
-		keys = SDL_GetKeyboardState(&numkeys);
-#else
-		keys = SDL_GetKeyState(&numkeys);
-#endif
-#if defined(_DEBUG)
-		if (_shift_pressed)
-#else
-		/* Speedup when pressing tab, except when using ALT+TAB
-		 * to switch to another application */
-#if SDL_VERSION_ATLEAST(1, 3, 0)
-		if (keys[SDL_SCANCODE_TAB] && (mod & KMOD_ALT) == 0)
-#else
-		if (keys[SDLK_TAB] && (mod & KMOD_ALT) == 0)
-#endif /* SDL_VERSION_ATLEAST(1, 3, 0) */
-#endif /* defined(_DEBUG) */
-		{
-			if (!_networking && _game_mode != GM_MENU) _fast_forward |= 2;
-		} else if (_fast_forward & 2) {
-			_fast_forward = 0;
-		}
-
 		cur_ticks = std::chrono::steady_clock::now();
 
 		/* If more than a millisecond has passed, increase the _realtime_tick. */
@@ -751,27 +774,8 @@ void VideoDriver_SDL::MainLoop()
 			/* Avoid next_draw_tick getting behind more and more if it cannot keep up. */
 			if (next_draw_tick < cur_ticks - ALLOWED_DRIFT * this->GetDrawInterval()) next_draw_tick = cur_ticks;
 
-			bool old_ctrl_pressed = _ctrl_pressed;
-
-			_ctrl_pressed  = !!(mod & KMOD_CTRL);
-			_shift_pressed = !!(mod & KMOD_SHIFT);
-
-			/* determine which directional keys are down */
-			_dirkeys =
-#if SDL_VERSION_ATLEAST(1, 3, 0)
-				(keys[SDL_SCANCODE_LEFT]  ? 1 : 0) |
-				(keys[SDL_SCANCODE_UP]    ? 2 : 0) |
-				(keys[SDL_SCANCODE_RIGHT] ? 4 : 0) |
-				(keys[SDL_SCANCODE_DOWN]  ? 8 : 0);
-#else
-				(keys[SDLK_LEFT]  ? 1 : 0) |
-				(keys[SDLK_UP]    ? 2 : 0) |
-				(keys[SDLK_RIGHT] ? 4 : 0) |
-				(keys[SDLK_DOWN]  ? 8 : 0);
-#endif
-			if (old_ctrl_pressed != _ctrl_pressed) HandleCtrlChanged();
-
-			InputLoop();
+			this->InputLoop();
+			::InputLoop();
 			UpdateWindows();
 			_local_palette = _cur_palette;