From 53ddd43f0c9aa9d1060d70a7e921e1ae74601947 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Wed, 4 Jul 2012 02:56:38 +0200
Subject: [PATCH] avconv: use only meaningful timestamps in start time check.

---
 avconv.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/avconv.c b/avconv.c
index c59916e3ed..fad0626c91 100644
--- a/avconv.c
+++ b/avconv.c
@@ -1560,7 +1560,7 @@ static int poll_filters(void)
                 break;
 
             avfilter_copy_buf_props(filtered_frame, picref);
-            if (picref->pts != AV_NOPTS_VALUE)
+            if (picref->pts != AV_NOPTS_VALUE) {
                 filtered_frame->pts = av_rescale_q(picref->pts,
                                                    ost->filter->filter->inputs[0]->time_base,
                                                    ost->st->codec->time_base) -
@@ -1568,9 +1568,10 @@ static int poll_filters(void)
                                                    AV_TIME_BASE_Q,
                                                    ost->st->codec->time_base);
 
-            if (of->start_time && filtered_frame->pts < 0) {
-                avfilter_unref_buffer(picref);
-                continue;
+                if (of->start_time && filtered_frame->pts < 0) {
+                    avfilter_unref_buffer(picref);
+                    continue;
+                }
             }
 
             switch (ost->filter->filter->inputs[0]->type) {