Put print_time into util.c

1 files changed, 14 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
index d9c8f35..8b73466 100644
--- a/src/util.c
+++ b/src/util.c
@@ -39,3 +39,17 @@ frame_mix(struct video_frame *frame_a, struct video_frame *frame_b)
                 row_b += frame_b->stride;
         }
 }
+
+/* print time in format: "hh:mm:ss.xxx" */
+void
+print_time(int64_t msec) {
+
+	int hh = msec / 1000 / 60 / 60;
+	msec -= hh * 1000 * 60 * 60;
+	int mm = msec / 1000 / 60;
+	msec -= mm * 1000 * 60;
+	int ss = msec / 1000;
+	msec -= ss * 1000;
+
+	printf("%02d:%02d:%02d.%03jd", hh, mm, ss, msec);
+}