[FFmpeg-devel] [PATCH] lavfi/atempo: Avoid false triggering an assertion failure

pkoshevoy at gmail.com pkoshevoy at gmail.com
Sun Dec 18 02:14:48 EET 2016


From: Pavel Koshevoy <pkoshevoy at gmail.com>

Steps to reproduce:
./ffmpeg_g -f s16be -i /dev/null -af atempo=0.5 -y /tmp/atempo.wav
---
 libavfilter/af_atempo.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/af_atempo.c b/libavfilter/af_atempo.c
index 59b08ec..a487882 100644
--- a/libavfilter/af_atempo.c
+++ b/libavfilter/af_atempo.c
@@ -914,8 +914,8 @@ static int yae_flush(ATempoContext *atempo,
 
     atempo->state = YAE_FLUSH_OUTPUT;
 
-    if (atempo->position[0] == frag->position[0] + frag->nsamples &&
-        atempo->position[1] == frag->position[1] + frag->nsamples) {
+    if (atempo->position[0] >= frag->position[0] + frag->nsamples &&
+        atempo->position[1] >= frag->position[1] + frag->nsamples) {
         // the current fragment is already flushed:
         return 0;
     }
-- 
2.6.6



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