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readme updated
[etc/awesome.git] / scripts / mpdcover
1 #!/bin/bash
2 #
3 # A simple cover fetcher script for current playing song on mpd.
4 #
5 # Author : Wolfgang Mueller
6 #
7 # Adapted for Lain internal use.
8 # https://github.com/copycat-killer/lain
9 #
10 # You can use, edit and redistribute this script in any way you like.
11 #
12 # Dependencies: imagemagick.
13 #
14 # Usage: mpdcover <music_directory> <song_file> <default_art>
15
16 # Configuration-------------------------------------------------------
17
18 # Music directory
19 MUSIC_DIR=$1
20
21 # Song file
22 file=$2
23
24 # The default cover to use (optional)
25 DEFAULT_ART=$3
26
27 # Regex expression used for image search
28 IMG_REG="(front|cover|art|Folder|folder)\.(jpg|jpeg|png|gif)$"
29
30 # Path of temporary resized cover
31 TEMP_PATH="/tmp/mpdcover.png"
32
33 # Resize cover
34 COVER_RESIZE="100x100"
35
36 # Thumbnail background (transparent)
37 COVER_BACKGROUND="none"
38
39 #--------------------------------------------------------------------
40
41 # check if anything is playing at all
42 [[ -z $file ]] && exit 1
43
44 # Art directory
45 art="$MUSIC_DIR/${file%/*}"
46
47 # find every file that matches IMG_REG set the first matching file to be the
48 # cover.
49 cover="$(find "$art/" -maxdepth 1 -type f | egrep -i -m1 "$IMG_REG")"
50
51 # when no cover is found, use DEFAULT_ART as cover
52 cover="${cover:=$DEFAULT_ART}"
53
54 # check if art is available
55 if [[ -n $cover ]]; then
56    if [[ -n $COVER_RESIZE ]]; then
57         convert "$cover" -thumbnail $COVER_RESIZE -gravity center -background "$COVER_BACKGROUND" -extent $COVER_RESIZE "$TEMP_PATH"
58         cover="$TEMP_PATH"
59    fi
60 else
61    rm $TEMP_PATH
62 fi
63
64 exit 0