HNODE              36 libavcodec/huffman.c     if(s != HNODE || (no_zero_count && !nodes[node].count)){
HNODE              90 libavcodec/huffman.c         nodes[cur_node].sym = HNODE;
HNODE              98 libavcodec/huffman.c                  (nodes[j].sym!=HNODE && nodes[j-1].sym!=HNODE))))