2 files changed, 7 insertions, 0 deletions
diff --git a/options/options.c b/options/options.c
index af13d1e434..cb2848e05b 100644
--- a/options/options.c
+++ b/options/options.c
@@ -697,6 +697,11 @@ const m_option_t mp_opts[] = {
     OPT_SUBSTRUCT("", angle_opts, angle_conf, 0),
 #endif
 
+#if HAVE_GL_WIN32
+    OPT_CHOICE("opengl-dwmflush", wingl_dwm_flush, 0,
+               ({"no", -1}, {"auto", 0}, {"windowed", 1}, {"yes", 2})),
+#endif
+
 #if HAVE_ENCODING
     OPT_SUBSTRUCT("", encode_opts, encode_config, 0),
 #endif
diff --git a/options/options.h b/options/options.h
index 842781cb4b..d668832fea 100644
--- a/options/options.h
+++ b/options/options.h
@@ -319,6 +319,8 @@ typedef struct MPOpts {
     char *ipc_path;
     char *input_file;
 
+    int wingl_dwm_flush;
+
     struct gl_video_opts *gl_video_opts;
     struct angle_opts *angle_opts;
     struct dvd_opts *dvd_opts;