From e590448c65b7f9cd1a9bcf39ee6874882034edc9 Mon Sep 17 00:00:00 2001
From: Peter Ross <pross@xvid.org>
Date: Sun, 13 Feb 2011 14:42:49 +1100
Subject: [PATCH] wtv: ignore empty data_guid chunks
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
(cherry picked from commit 1a973feb45826a1998b4286ecfe1fa7a602b8780)
---
libavformat/wtv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/wtv.c b/libavformat/wtv.c
index 7a8e8f54dc7..b74a36cc801 100644
--- a/libavformat/wtv.c
+++ b/libavformat/wtv.c
@@ -892,7 +892,7 @@ static int parse_chunks(AVFormatContext *s, int mode, int64_t seekts, int *len_p
}
} else if (!ff_guidcmp(g, data_guid)) {
int stream_index = ff_find_stream_index(s, sid);
- if (mode == SEEK_TO_DATA && stream_index >= 0) {
+ if (mode == SEEK_TO_DATA && stream_index >= 0 && len > 32) {
WtvStream *wst = s->streams[stream_index]->priv_data;
wst->seen_data = 1;
if (len_ptr) {
--
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