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-rw-r--r--libavformat/asfdec.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index f3978f08a4..b99cb02c38 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -672,6 +672,7 @@ static int asf_read_metadata(AVFormatContext *s, int64_t size)
static int asf_read_marker(AVFormatContext *s, int64_t size)
{
AVIOContext *pb = s->pb;
+ ASFContext *asf = s->priv_data;
int i, count, name_len, ret;
char name[1024];
@@ -689,6 +690,7 @@ static int asf_read_marker(AVFormatContext *s, int64_t size)
avio_rl64(pb); // offset, 8 bytes
pres_time = avio_rl64(pb); // presentation time
+ pres_time -= asf->hdr.preroll * 10000;
avio_rl16(pb); // entry length
avio_rl32(pb); // send time
avio_rl32(pb); // flags