Go over documentation yet again. In particular:

Move section on image formats out of Appendix and expand.

Add a chapter on program internals

glossary: add item to concept index and regularize index names.

doc/glossary.texi

@@ -3,6 +3,7 @@ See also @uref{http://www.dvdrhelp.com/glossary}.
 @table @acronym
 
 @item ASPI
+@cindex ASPI
 See @acronym{Win32 ASPI}
 
 @item ATAPI
@@ -17,20 +18,22 @@ devices to the IDE/EIDE connections.
 
 A CD-image format developed by Jeff Arnold for CDRWIN software on
 Microsoft Windows. Many other programs subsequently support using this
-format. The .CUE file is a text file which contains CD format and
-track layout information, while the .BIN file holds the actual data of
-each track.
+format. The @code{.CUE} file is a text file which contains CD format
+and track layout information, while the @code{.BIN} file holds the
+actual data of each track.
 
 @item CD
 Compact Disc
 
 @item CD-DA
+@cindex CD-DA
 Compact Disc Digital Audio, described in the ``Red Book'' or ICE
 908. This commonly referred to as an audio @acronym{CD} and what most
 people think of when you play a @acronym{CD} as it was the first to
 use the @acronym{CD} medium.
 
 @item CD+G
+@cindex CD+G
 
 Compact Disc + Graphics. An extension of the CD audio format contains
 a limited amount of graphics in subcode channels. This disc works in
@@ -38,6 +41,8 @@ all audio players but the graphics portion is only available in a
 special CD+G or Karaoke player.
 
 @item CD-i
+@cindex CD-i
+
 Compact Disc Interactive. An extension of the CD format designed
 around a set-top computer that connects to a TV to provide interactive
 home entertainment, including digital audio and video, video games,
@@ -46,11 +51,14 @@ and software applications. Defined by the ``Green Book'' standard.
 largely (if not totally) been superceded by VCDs.
 
 @item CD-i Bridge
+@cindex CD-i Bridge
 
 A standard allowing CD-ROM XA discs to play on CD-i.  Kodak PhotoCDs
 are CD-XA Bridge discs.
 
 @item CD-ROM
+@cindex CD-ROM
+
 Compact Disc Read Only Memory or ``Yellow Book'' describe in Standards
 ISO/IEC 10149. The data stored on it can be either in the form of
 audio, computer or video files.
@@ -64,6 +72,8 @@ layer. CD-ROM/XA An expansion of the CD-ROM Mode 2 format that allows
 both computer and audio/video to be mixed in the same track.
 
 @item CD Text
+@cindex CD Text
+
 CD Text is a technology developed by Sony Corporation and Philips
 Electronics in 1996 that allows storing in an audio CD and its tracks
 information such as artist name, title, songwriter, composer, or
@@ -71,6 +81,8 @@ arranger. Commercially available audio CDs sometimes contain CD Text
 information.
 
 @item CD XA
+@cindex CD XA
+
 CD-ROM EXtended Architecture. A modification to the CD-ROM
 specification that defines two new types of sectors.  CD-ROM XA was
 developed jointly by Sony, Philips, and Microsoft, and announced in
@@ -90,15 +102,22 @@ its own `Green Book' file system only resembles ISO 9660 and isn't
 fully compatible. 
 
 @item FSF
+@cindex FSF
+
 Free Software Foundation, @uref{http://www.fsf.org/}
 
 @item GNU
+@cindex GNU
+
 @acronym{GNU} is not @acronym{UNIX}, @uref{http://www.gnu.org/}
 
 @item ISO
+@cindex ISO
+
 International Standards Organization. 
 
 @item ISO 9660
+@cindex ISO 9660
 
 The ISO 9660 is an operating-system independent filesystem format for
 CD-ROM media and DVD-ROMs. It was standardized in 1988 and replaced the
@@ -119,6 +138,7 @@ is the European specification which is identical to ISO 9660.
 ISO 13490 is basically ISO 9660 with multisession support.
 
 @item Joliet extensions
+@cindex Joliet extensions
 
 This ISO-9660 upward-compatible standard was developed for Windows 95
 and Windows NT by Microsoft as an extension of ISO 9600 which allows
@@ -129,6 +149,7 @@ See @uref{http://bmrc.berkeley.edu/people/chaffee/jolspec.html} for
 the Joliet Specification.
 
 @item LBA
+@cindex LBA
 
 Logical Block Addressing. Mapped integer numbers from CD Red Book
 Addressing MSF.  The starting sector is -150 and ending sector is
@@ -137,6 +158,7 @@ Because an LBA is a single number it is often easier to work with in
 programming than an MSF.
 
 @item Lead in
+@cindex lead in
 
 The area of a CD where the Table Of Contents (TOC) and CDTEXT are
 stored.  I think it is supposed to be around 4500 (1 min) or more
@@ -146,6 +168,7 @@ indicated by the ATIP start of lead-in position that is recorded in
 the ATIP groove on the disk.
 
 @item LSN
+@cindex LSN
 
 Logical Sector Number. Mapped integer numbers from CD Red Book
 Addressing MSF.  The starting sector is 0 and ending sector is 449699,
@@ -155,13 +178,15 @@ MSF. Because it starts at 0 rather than -150 as is the case of an LBA
 it can be represented as an unsigned value.
 
 @item MCN
+@cindex MCN
 
 Media Catalog Number. A identification number on an audio CD.  Also
 called a UPC. Another identification number is ISRC.
 
 @item MMC
+@cindex MMC
 
-MMC (MultiMedia Commands). A SCSI programming specification made by
+MMC (Multimedia Commands). A SCSI programming specification made by
 the SCSI committee T10 organization.  They are raw commands for
 communicating with CDROM drives, CD-Rewriters, DVD-Rewriters, etc.
 
@@ -169,6 +194,7 @@ Many manufacturers have adopted this standard and it also applies to
 ATAPI versions of their drives.
 
 @item Mixed Mode CD
+@cindex Mixed Mode CD
 
 A Mixed Mode is a CD that contains tracks of differing CD-ROM Mode
 formats. In particular the first track may contain both computer data
@@ -176,17 +202,20 @@ formats. In particular the first track may contain both computer data
 video data. Video CD's can be Mixed Mode CDs. 
 
 @item Multisession 
+@cindex Multisession 
 
 A way of writing to a CD that allows more data to be
 added to readable discs at a later time.
 
 @item Nero NRG format file
+@cindex Nero NRG, CD-Image format
 
 A proprietary CD image file format use by a popular program for
 Microsoft Windows, Ahead Nero. The specification of this format is
 not to our knowlege published. 
 
 @item SCSI 
+@cindex SCSI 
 
 Small Computer System Interface.  A set of ANSI standard electronic
 interfaces (originally developed at Apple Computer) that allow
@@ -194,6 +223,7 @@ personal computers to communicate with peripheral hardware such as
 CD-ROM drives, disk drives, printers, etc.
 
 @item SCSI Pass Through Interface.
+@cindex SCSI Pass Through Interface.
 
 Yet another way of issuing MMC commands for accessing a CD-ROM. As
 with MMC or ASPI, the CD-ROM doesn't necessarily have to be a
@@ -201,6 +231,8 @@ SCSI-attached drive. See also @acronym{MMC} and @acronym{ASPI}.
 
 
 @item SPTI 
+@cindex SPTI 
+
 SCSI Pass Through Interface. See SCSI Pass Through Interface
 
 @item Session
@@ -209,9 +241,12 @@ A fully readable complete recording that contains one or more tracks
 of computer data or audio on a CD.
 
 @item SVCD
+@cindex Super VCD (SVCD)
+
 Super @acronym{VCD} @uref{http://www.dvdrhelp.com/svcd}
 
 @item TOC
+@cindex TOC
 
 Table of Contents. The TOC contains the starting track number, last
 track number individual track starting time, format of track: CDDA or
@@ -220,15 +255,38 @@ recorded at the start of the CD (lead-in area).  A multi-session CD
 may have several TOCs.
 
 @item Track 
+@cindex track
 
 A unit of data of a CD. The size of a track can vary; it can occupy
 the entire contents of the CD. Most CD standards however require that
 tracks have a 150 frame (or ``2 second'') lead-in gap.
 
 @item VCD
-Video @acronym{CD} @uref{http://www.dvdrhelp.com/vcd}
+@cindex Video CD (VCD)
+
+The Video Compact Disc (@dfn{Video CD} or @dfn{VCD}) is a standardized
+digital video storage format. It is based on the commonly available
+Compact Disc technology, which allows for low-cost video authoring.
+Video CD's can be played in most @acronym{DVD} standalone player,
+dedicated VCD players and finally, modern Personal Computers with
+multimedia support.
+
+A Video CD is made up of @acronym{CD-ROM XA} sectors,
+i.e. @acronym{CD-ROM} mode 2 form 1 & 2 sectors. Non-@acronym{MPEG} data
+is stored in mode 2 form 1 sectors with a user data area of 2048 byte,
+which have a similiar L2 error correction and detection
+(@acronym{ECC}/@acronym{EDC}) to @acronym{CD-ROM} mode 1 sectors. While
+realtime @acronym{MPEG} streams is stored in @acronym{CD-ROM} mode 2
+form 2 sectors, which by have no L2 @acronym{ECC}, yield a ~14% greater
+user data area consisting of 2324 bytes@footnote{actually raw mode 2
+sectors have a 2336 byte user data area, but parts of it are used for
+error codes and headers when using the mode 2 form 1 or form 2
+configurations.}
+
+@uref{http://www.dvdrhelp.com/vcd}
 
 @item Win32 ASPI
+@cindex ASPI
 
 The ASPI interface specification was developed by Adaptec for 
 sending commands to a SCSI host adapter (such as those controlling CD
@@ -250,6 +308,8 @@ Microsoft Windows.  It is used for sending commands to devices using
 defined codes and structures.
 
 @item XA
+@cindex XA
+
 See @acronym{CD-ROM XA}
 
 @end table