Initialize scaling_list_dc (avoids branching on uninitialized value)
Initialize scaling_list_dc (avoids branching on uninitialized value)

lu-zero/kvazaar,ultravideo/kvazaar,ultravideo/kvazaar,ultravideo/kvazaar,ultravideo/kvazaar,lu-zero/kvazaar,lu-zero/kvazaar,lu-zero/kvazaar,ultravideo/kvazaar