1 files changed, 18 insertions, 7 deletions
diff --git a/video/out/vo.c b/video/out/vo.c
index 6fff185c6c..52ed04d3b5 100644
--- a/video/out/vo.c
+++ b/video/out/vo.c
@@ -25,11 +25,12 @@
 #include <stdbool.h>
 
 #include <unistd.h>
-//#include <sys/mman.h>
+
+#include "talloc.h"
 
 #include "config.h"
+#include "osdep/timer.h"
 #include "core/options.h"
-#include "talloc.h"
 #include "core/bstr.h"
 #include "vo.h"
 #include "aspect.h"
@@ -41,11 +42,6 @@
 #include "video/vfcap.h"
 #include "sub/sub.h"
 
-#include "osdep/shmem.h"
-#ifdef CONFIG_X11
-#include "x11_common.h"
-#endif
-
 int xinerama_x;
 int xinerama_y;
 
@@ -247,6 +243,7 @@ void vo_flip_page(struct vo *vo, unsigned int pts_us, int duration)
 
 void vo_check_events(struct vo *vo)
 {
+    vo->next_wakeup_time = GetTimerMS() + 60 * 1000;
     if (!vo->config_ok) {
         if (vo->registered_fd != -1)
             mp_input_rm_key_fd(vo->input_ctx, vo->registered_fd);
@@ -256,6 +253,20 @@ void vo_check_events(struct vo *vo)
     vo->driver->check_events(vo);
 }
 
+// Return the amount of time vo_check_events() should be called in milliseconds.
+// Note: video timing is completely separate from this.
+unsigned int vo_get_sleep_time(struct vo *vo)
+{
+    unsigned int sleep = 60 * 1000;
+    if (vo->config_ok && vo->next_wakeup_time) {
+        unsigned int now = GetTimerMS();
+        sleep = 0;
+        if (vo->next_wakeup_time >= now)
+            sleep = vo->next_wakeup_time - now;
+    }
+    return sleep;
+}
+
 void vo_seek_reset(struct vo *vo)
 {
     vo_control(vo, VOCTRL_RESET, NULL);