advtime: The end-time of frame n-1 needs to be < start_time of frame n

1 files changed, 10 insertions, 7 deletions

diff --git a/src/advtime.c b/src/advtime.c
index 32c675d..a928562 100644
--- a/src/advtime.c
+++ b/src/advtime.c
@@ -34,14 +34,14 @@ print_time(int64_t msec) {
 }
 
 static void
-register_dts(int64_t dts)
+start_new_szene(int64_t prev_szene_end, int64_t start)
 {
-	static int prev_dts = 0;
+	static int prev_dts_start = 0;
 
-	print_time(prev_dts);
+	print_time(prev_dts_start);
 	printf(" ");
-	print_time(dts - prev_dts);
-	prev_dts = dts;
+	print_time(prev_szene_end - prev_dts_start);
+	prev_dts_start = start;
 }
 
 static double
@@ -100,6 +100,7 @@ main(int argc, char **argv)
 	int ret, ch;
 	int diff_flag = 0, average_flag = 0, frame_flag = 0, showcut_flag = 0;
 	int64_t timestamp = 0;
+	int64_t last_dts = 0;
 	double diff = 0.0, old_diff = 0.0;
 	char filename[BUFSIZ];
 
@@ -172,7 +173,7 @@ main(int argc, char **argv)
 		}
 
 		if (diff > 40.0) {
-			register_dts(vd->fmt_ctx->streams[0]->cur_dts);
+			start_new_szene(last_dts, vd->fmt_ctx->streams[0]->cur_dts);
 
 			if (!frame_flag && !average_flag) {
 				printf("\n");
@@ -196,10 +197,12 @@ main(int argc, char **argv)
 		}
 
 		pswap((void **)&frame_a, (void **)&frame_b);
+		last_dts = vd->fmt_ctx->streams[0]->cur_dts;
 	}
 
 	if (diff_flag) {
-		register_dts(vd->fmt_ctx->streams[0]->cur_dts);
+		/* acutally we just finalize the last frame here */
+		start_new_szene(last_dts, 0);
 		printf("\n");
 	}