-Delivered with Infinity \CGG{} and in the \CGG{} path, there is a file \texttt{ydiff.C} This program compares the output from 2 files to see the differences . Do: \texttt{cd cin\_path} and key in \texttt{make ydiff}.
-
-You can now use this to check the quality differences of various outputs. \ For example, in this same directory key in:
-
-\hspace{2em}\texttt{./ydiff /tmp/yourfile.mp4 /tmp/yourfile.mp4}
+Delivered with Infinity \CGG{} and in the \CGG{} path, there is a file \texttt{ydiff.C} This program compares the output from 2 files to see the differences . Do: \texttt{cd cin\_path} and key in \texttt{make ydiff}.
+
+% The following does not work like this.
+% { % uses braces to localize caption alignment changes.
+% \begin{figure}[h]
+% \captionsetup{justification=raggedright,singlelinecheck=false}
+% \includegraphics[width=0.4\linewidth]{ydiff_same.png}
+% \caption{Exact match}
+% \vspace{-9cm}
+% \hspace{0.4\linewidth}
+% \captionsetup{justification=raggedleft,singlelinecheck=false}
+% \includegraphics[width=0.4\linewidth]{ydiff_change.png}
+% \caption{"giraffe" artifacts on 2 files spaced differently}
+% \end{figure}
+% }
+
+% We pack two pictures of unequal height next to each other and
+% align them flush at
+% a) the first line of the caption.
+% b) or tricks with strut, it's flush at the top.
+\begin{figure}[h]
+ \begin{minipage}[t]{0.49\textwidth}
+ \strut\\[-1em]
+ \includegraphics[width=\linewidth]{ydiff_same.png}
+ \caption{Exact match}
+ \end{minipage}
+ \hfill
+ \begin{minipage}[t]{0.49\textwidth}
+ \strut\\[-1em]
+ \includegraphics[width=\linewidth]{ydiff_change.png}
+ \caption{"Giraffe" artifacts on 2 files spaced differently}
+ \end{minipage}
+\end{figure}