From be51e589cdf84d75e865cec31e722a36332a64f9 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Sat, 28 Jul 2012 13:12:38 -0400
Subject: [PATCH] af_asyncts: avoid overflow in out_size with large delta
 values

---
 libavfilter/af_asyncts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/af_asyncts.c b/libavfilter/af_asyncts.c
index 5a12a6f6da..21850dd1d2 100644
--- a/libavfilter/af_asyncts.c
+++ b/libavfilter/af_asyncts.c
@@ -186,7 +186,7 @@ static int filter_samples(AVFilterLink *inlink, AVFilterBufferRef *buf)
 
     if (labs(delta) > s->min_delta) {
         av_log(ctx, AV_LOG_VERBOSE, "Discontinuity - %"PRId64" samples.\n", delta);
-        out_size += delta;
+        out_size = av_clipl_int32((int64_t)out_size + delta);
     } else {
         if (s->resample) {
             int comp = av_clip(delta, -s->max_comp, s->max_comp);