1 files changed, 24 insertions, 4 deletions
diff --git a/Doc/libmm.tex b/Doc/libmm.tex
index c17aa55..d5abc6f 100644
--- a/Doc/libmm.tex
+++ b/Doc/libmm.tex
@@ -1,5 +1,25 @@
-\chapter{MULTIMEDIA EXTENSIONS}
+\chapter{Multimedia Services}
 
-The modules described in this chapter implement various algorithms
-that are mainly useful for multimedia applications.  They are
-available at the discretion of the installation.
+The modules described in this chapter implement various algorithms or
+interfaces that are mainly useful for multimedia applications.  They
+are available at the discretion of the installation.  Here's an overview:
+
+\begin{description}
+
+\item[audioop]
+--- Manipulate raw audio data.
+
+\item[imageop]
+--- Manipulate raw image data.
+
+\item[aifc]
+--- Read and write audio files in AIFF or AIFC format.
+
+\item[jpeg]
+--- Read and write image files in compressed JPEG format.
+
+\item[rgbimg]
+--- Read and write image files in ``SGI RGB'' format (the module is
+\emph{not} SGI specific though)!
+
+\end{description}