Document QF's tracklists.

This commit is contained in:
Bill Currie 2011-08-20 19:24:14 +09:00
parent 6268bd2965
commit 46f9c9b105
3 changed files with 78 additions and 10 deletions

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\li \ref gfx_wad
\li \ref pak0_pak
\li \ref git_compile_error
\li \ref no_music
\section gfx_wad What does "W_LoadWadFile: unable to load gfx.wad" mean?
The most common cause of this error is QuakeForge is unable to find
@ -32,4 +33,25 @@ configure is being created autotools sources m4 files... If the files do not
exist, you get the errors you have seen. Try installing packages which contain
the libraries that caused the syntax error, including the -dev versions, then
recreate configure using bootstrap and try again.
\section no_music Why doesn't \QF play the background music even though I have the CD in the drive?
By default, \QF no longer uses the CD drive to play music. Instead, \QF now
looks for a \ref tracklist to map Quake's cd tracks to sound files. If you
wish to continue using the CD instead, you may set the \c cd_plugin cvar to
the value appropriate for your system:
<dl>
<dt><code>file</code></dt> <dd>The default CD plugin. Uses sound files
for the BGM.</dd>
<dt><code>linux</code></dt> <dd>Use this plugin on a Linux system.</dd>
<dt><code>sdl</code></dt> <dd>This plugin can be used on most
systems.</dd>
<!-- <dt><code>sgi</code></dt> <dd>Use this plugin on SGI systems.</dd>-->
<dt><code>win</code></dt> <dd>Use this plugin on Windows
systems.</dd>
<dt><code>xmms</code></dt> <dd>The predecessor to the \c file plugin.
Not always available, and expects xmms
to be available (but not necessarily
running) on the system. Useful if you
absolutely must have MP3 support.</dd>
</dl>
*/

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// sample track list
{
2 = "music/02.ogg";
3 = "music/03.ogg";
4 = "music/04.ogg";
5 = "music/05.ogg";
6 = "music/06.ogg";
7 = "music/07.ogg";
8 = "music/08.ogg";
9 = "music/09.ogg";
10 = "music/10.ogg";
11 = "music/11.ogg";
2 = "music/track02.cdda.ogg";
3 = "music/track03.cdda.ogg";
4 = "music/track04.cdda.ogg";
5 = "music/track05.cdda.ogg";
6 = "music/track06.cdda.ogg";
7 = "music/track07.cdda.ogg";
8 = "music/track08.cdda.ogg";
9 = "music/track09.cdda.ogg";
10 = "music/track10.cdda.ogg";
11 = "music/track11.cdda.ogg";
}

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doc/tracklist.dox Normal file
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//unfortunately, have to wrap the docs in a C comment for doxygen
/**
\page tracklist Tracklist config file
As \QF supports playing arbitrarily sized audio files, it seemed rather
obvious that \QF should be able to use them as BGM in place of the CD
drive. However, requiring specific names and locations for the files seemed
overly onerous. Thus \QF looks for \c traclist.cfg in the root of the game
directory (eg. \c id1, same place as \c pak0.pak, \c config.cfg, etc).
Using the following \c tracklist.cfg:
\verbinclude tracklist.cfg
and the following commands in the \c id1 directory:
\verbatim
mkdir music
cd music
cdparanoia -B 2-
oggenc *.wav
rm *.wav
cd ..
pak -vcf quake1-music.pak tracklist.cfg `find music -type f print`
rm -rf music tracklist.cfg
\endverbatim
a convenient pak file can be made of the Quake CD audio. Of course, the
last two commands are optional if you prefer to have the files loose in the
filesystem.
\section tl-format Tracklist format
The tracklist config file is a \ref property-list consistinf of a
dictionary mapping the track numbers to the file to be played when that
track is requested. The keys of the dictionary are the track number (the
Quake CD has only tracks 2 to 11 as audio tracks) as a property list
string, and the values are the file to play, also as a property list
string.
However, if the value is an array of strings, that track will
become a playlist, and each file specified in the array will be played in
order, looping back to the first file in the list.
The files may be <code>.wav</code>, <code>.ogg</code> (Ogg Vorbis),
<code>.mid</code> or <code>.midi</code> (MIDI), or <code>.flac</code>
files. MP3 is <em>not</em> supported, and is not likely to ever be
supported.
*/