Function HuffmanTree_cleanup

src/lodepng.cpp:515–520

}

static void HuffmanTree_cleanup(HuffmanTree* tree)
{
  lodepng_free(tree->tree2d);
  lodepng_free(tree->tree1d);
  lodepng_free(tree->lengths);
}

/*the tree representation used by the decoder. return value is error*/
static unsigned HuffmanTree_make2DTree(HuffmanTree* tree)