1 files changed, 10 insertions, 0 deletions
diff --git a/libavutil/time.h b/libavutil/time.h
index 2ee7e08caf..b01a97d770 100644
--- a/libavutil/time.h
+++ b/libavutil/time.h
@@ -26,4 +26,14 @@
  */
 int64_t av_gettime(void);
 
+/**
+ * Sleep for a period of time.  Although the duration is expressed in
+ * microseconds, the actual delay may be rounded to the precision of the
+ * system timer.
+ *
+ * @param  usec Number of microseconds to sleep.
+ * @return zero on success or (negative) error code.
+ */
+int av_usleep(unsigned usec);
+
 #endif /* AVUTIL_TIME_H */