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+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MP_WIN32_DISPLAYCONFIG_H_
+#define MP_WIN32_DISPLAYCONFIG_H_
+
+#include <wchar.h>
+
+// Given a GDI monitor device name, get the precise refresh rate using the
+// Windows 7 DisplayConfig API. Returns 0.0 on failure.
+double mp_w32_displayconfig_get_refresh_rate(const wchar_t *device);
+
+#endif