\item[OGG] Open, highly configurable and documented. It belongs to the Matroska family. Flac has lossless compression; opus is compressed but modern and of good quality, superior to mp3. Vorbis is compressed and dated, but lightweight and compatible.
\newline Presets: \textit{flac, opus, vorbis}
\item[PRO] Created by Apple; compressed audio codec, competing with mp3.
- \newline Presets: \textit{acc256k}
+ \newline Presets: \textit{aac256k}
\end{description}
\subsection{\CGG{} Internal Engine}%