Updates based on comments from /F.

Doc/lib/libjpeg.tex

@@ -7,12 +7,18 @@
 
 
 The module \module{jpeg} provides access to the jpeg compressor and
-decompressor written by the Independent JPEG Group%
-\index{Independent JPEG Group}%
-. JPEG is a (draft?)
-standard for compressing pictures.  For details on JPEG or the
-Independent JPEG Group software refer to the JPEG standard or the
-documentation provided with the software.
+decompressor written by the Independent JPEG Group
+\index{Independent JPEG Group}(IJG). JPEG is a standard for
+compressing pictures; it is defined in ISO 10918.  For details on JPEG
+or the Independent JPEG Group software refer to the JPEG standard or
+the documentation provided with the software.
+
+A portable interface to JPEG image files is available with the Python
+Imaging Library (PIL) by Fredrik Lundh.  Information on PIL is
+available at \url{http://www.pythonware.com/products/pil/}.
+\index{Python Imaging Library}
+\index{PIL (the Python Imaging Library)}
+\index{Lundh, Fredrik}
 
 The \module{jpeg} module defines an exception and some functions.
 
@@ -59,3 +65,14 @@ options are available:
     for low-quality images.  This only affects decompression.}
 \end{tableii}
 \end{funcdesc}
+
+
+\begin{seealso}
+  \seetext{\emph{JPEG Still Image Data Compression Standard}, by
+    Pennebaker and Mitchell, is the canonical reference for the JPEG
+    image format.}
+
+  \seetext{The ISO standard for JPEG is also published as ITU T.81.
+    This is available in PDF form at
+    \url{http://www.w3.org/Graphics/JPEG/itu-t81.pdf}.}
+\end{seealso}