#!/bin/sh
# 
#   (C) 2001 Alan Donovan.
# 
#   Author: Alan Donovan <adonovan@lcs.mit.edu>
# 
#   cdcover -- handy wrapper for cdlabelgen (does image scaling, etc).
# 
#   $Id: cdcover,v 1.1.1.1 2002/08/23 13:40:34 adonovan Exp $
# 
#   This program is free software; you can redistribute it and/or
#   modify it under the terms of the GNU General Public License
#   as published by the Free Software Foundation; either version 2
#   of the License, or any later version.
# 
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied waranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#   See the GNU General Public License for more details.
#   <http://www.gnu.org/copyleft/gpl.html>.
# 

usage="usage: cdcover <artist> <album> <trackfile> [image]"

# Note: lines beginning with space in track file are not numbered

TMP=$HOME/tmp/cdcover$$

artist="$1"
album="$2"
filename=`echo "$2" | tr -d ' '`
trackfile="$3"
image="$4"

# checks!

[ "$#" -ge "3" ] || { echo "$usage"; exit 1; }

# get suffix
imgtype=`echo "$image" | sed -e "s/.*\.//g"`

# scaling: 340x340 points = 12cm square

case $imgtype in
    gif)
        giftopnm "$image" | pnmscale -xysize 340 340 | pnmtops >$TMP.ps
        ps2epsi $TMP.ps $TMP.epsi
        eps=$TMP.epsi
        echo "gif"
        ;;
    jpg)
        djpeg "$image" | ppmquant 256 |
            pnmscale -xysize 340 340 | pnmtops >$TMP.ps
	ps2epsi $TMP.ps $TMP.epsi
        eps=$TMP.epsi
        echo "jpg"
        ;;

    #ps)
    #    ;;
    #eps)
    #    eps="$image"
    #    ;;
    *)
        [ -z "$4" ] || { echo "unsupported image type: \`$image'."; exit 1; }
        eps=""
        ;;
esac


{
    echo 
    echo "$artist: $album"
    echo
    nl -b "p^[^ ]" -s ". " "$trackfile"
} >$TMP.track

[ -z "$eps" ] || eps="-e $eps"

# I had to  hack out the banner. XXX fix this
TEMPLATE="$HOME/stuff/cdlabelgen/template.ps"

cdlabelgen -D -B -b -c "$artist" -s "$album" -f $TMP.track $eps -t $TEMPLATE >"$filename.ps"

rm -f $TMP.track $TMP.ps $TMP.epsi

echo "Generated output file: $filename.ps"