[FFmpeg-devel] [PATCH 4/4] movtextdec: Don't emit errors for normal duration-end packets.

[Philip Langdale]

The logic here was off. If the packet size is exactly two, then
it's a well-formed empty subtitle, used to mark the end of the
duration of the previous subtitle.

Signed-off-by: Philip Langdale <philipl at overt.org>
---
 libavcodec/movtextdec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/movtextdec.c b/libavcodec/movtextdec.c
index 52668e2..edaeac0 100644
--- a/libavcodec/movtextdec.c
+++ b/libavcodec/movtextdec.c
@@ -66,7 +66,7 @@ static int mov_text_decode_frame(AVCodecContext *avctx,
     const char *end;
 
     if (!ptr || avpkt->size <= 2)
-        return avpkt->size ? AVERROR_INVALIDDATA : 0;
+        return avpkt->size < 2 ? AVERROR_INVALIDDATA : 0;
 
     /*
      * The first two bytes of the packet are the length of the text string
-- 
1.7.9.5