libavcodec/j2kenc: Fix tag tree coding

The implementation of tag tree encoding was incorrect.
However, this error was not visible as the current j2k
encoder encodes only 1 layer.
This patch fixes tag tree coding for JPEG2000 such tag
tree coding would work for multi layer encoding.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

1 files changed, 1 insertions, 0 deletions

diff --git a/libavcodec/jpeg2000.c b/libavcodec/jpeg2000.c
index 26e09fbe38..3d3e7ec313 100644
--- a/libavcodec/jpeg2000.c
+++ b/libavcodec/jpeg2000.c
@@ -88,6 +88,7 @@ void ff_tag_tree_zero(Jpeg2000TgtNode *t, int w, int h)
 
     for (i = 0; i < siz; i++) {
         t[i].val = 0;
+        t[i].temp_val = 0;
         t[i].vis = 0;
     }
 }