\newcommand{\scale}{1}


\begin{tikzpicture}[scale=\scale, auto]
    % Place nodes

% Define block styles
\tikzstyle{block}       = [rectangle,  fill=white, text centered, minimum height=0.6cm, inner sep=1,font=\scriptsize]
\tikzstyle{blockDepth}  = [draw,block,minimum width=0.75cm]
\tikzstyle{blockEC}     = [draw,block,minimum width=0.5cm]
\tikzstyle{blockPoints} = [block, minimum width=0.3cm]
\tikzstyle{text_labels} = [anchor=center,font=\footnotesize,minimum height=0.1cm]

\tikzstyle{neighbour} = [right=-.01 of Node,]


\node [blockPoints] (Node) at (0,0)  {...};
\node [neighbour, blockDepth]  (Node) {\textit{split}=1};
\node [neighbour, blockDepth]  (Node) {\textit{split}=0};
\node [neighbour, blockEC]     (Node) {\textit{ecm}};
\node [neighbour, blockDepth]  (Node) {\textit{split}=0};
\node [neighbour, blockEC]     (Node) {\textit{ecm}};
\node [neighbour, blockPoints] (Node) {...};
\node [neighbour, blockDepth]  (Node) {\textit{split}=1};
\node [neighbour, blockPoints] (Node) {...};
\node [neighbour, blockDepth]  (Node) {\textit{split}=1};
\node [neighbour, blockEC]     (Node) {\textit{ecm}};
\node [neighbour, blockEC]     (Node) {\textit{ecm}};
\node [neighbour, blockEC]     (Node) {\textit{ecm}};
\node [neighbour, blockEC]     (Node) {\textit{ecm}};
\node [neighbour, blockPoints] (Node) {...};

\draw[text_labels, anchor=center,latex-latex]  (.15,-.4) -- ++(5*.75cm+6*.5cm+2*.3cm+.1cm,0) node [pos=0.5,below,yshift=0cm] (VLC) {CTU};

\node[draw,dashed, minimum height=1.3cm, minimum width=5*.75cm+6*.5cm+4*.3cm+2*.1cm, anchor=south west] (DashedBox) at (-.2cm,-.9cm) {};
\node[text_labels, text centered, above=0cm of DashedBox] {Supplemental Enhancement Information (SEI)};

\begin{scope}[xshift=-.15cm,yshift=-1.2cm]
    \node[text_labels, anchor=west, text width=7cm, node distance=0.6cm] at (0,0) (D) {\textit{split}: flag to mark quadtree splitting};
    \node[text_labels, anchor=west, text width=7cm, below of=D,node distance=0.4cm]  (EC) {\textit{ecm}: error concealment method selected for each ECU};
\end{scope}


\end{tikzpicture}