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-rw-r--r--libavformat/mxfenc.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c
index ef350c4708..56d6da3475 100644
--- a/libavformat/mxfenc.c
+++ b/libavformat/mxfenc.c
@@ -1723,8 +1723,9 @@ static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt)
mxf->edit_units_count++;
} else if (st->index == 1) {
- mxf->index_entries[mxf->edit_units_count-1].slice_offset =
- url_ftell(pb) - mxf->index_entries[mxf->edit_units_count-1].offset;
+ uint64_t pos = url_ftell(pb);
+ mxf->index_entries[mxf->edit_units_count-1].slice_offset = pos +
+ klv_fill_size(pos) - mxf->index_entries[mxf->edit_units_count-1].offset;
}
mxf_write_klv_fill(s);