/usr/bin/coverdump is in audiotools 3.1.1-1build1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 | #!/usr/bin/python3
# Audio Tools, a module and set of tools for manipulating audio data
# Copyright (C) 2007-2015 Brian Langenberger
# 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
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import sys
import os
import os.path
import audiotools
import audiotools.text as _
FILENAME_TYPES = ("front_cover", "back_cover", "leaflet", "media", "other")
if (__name__ == '__main__'):
import argparse
parser = argparse.ArgumentParser(description=_.DESCRIPTION_COVERDUMP)
parser.add_argument("--version",
action="version",
version="Python Audio Tools %s" % (audiotools.VERSION))
parser.add_argument("-V", "--verbose",
dest="verbosity",
choices=audiotools.VERBOSITY_LEVELS,
default=audiotools.DEFAULT_VERBOSITY,
help=_.OPT_VERBOSE)
parser.add_argument("-d", "--dir",
dest="dir",
default=".",
help=_.OPT_DIR_IMAGES)
parser.add_argument("-p", "--prefix",
action="store",
dest="prefix",
default="",
help=_.OPT_PREFIX)
parser.add_argument("filenames",
metavar="FILENAME",
nargs="+",
help=_.OPT_INPUT_FILENAME)
options = parser.parse_args()
msg = audiotools.Messenger(options.verbosity == "quiet")
audiofiles = audiotools.open_files(options.filenames,
sorted=False,
messenger=msg)
if len(audiofiles) != 1:
msg.error(_.ERR_1_FILE_REQUIRED)
sys.exit(1)
else:
audiofile = audiofiles[0]
input_filename = audiotools.Filename(audiofile.filename)
metadata = audiofile.get_metadata()
if metadata is not None:
# divide images by type (front cover, leaflet page, etc.)
image_types = {}
for image in metadata.images():
image_types.setdefault(image.type, []).append(image)
# build a set of (Image, Filename) tuples to be extracted
output_images = []
for (type, images) in image_types.items():
if len(images) != 1:
FILE_TEMPLATE = \
"%(prefix)s%(filename)s%(filenum)2.2d.%(suffix)s"
else:
FILE_TEMPLATE = \
"%(prefix)s%(filename)s.%(suffix)s"
for (i, image) in enumerate(images):
output_images.append(
(image,
audiotools.Filename(
os.path.join(
options.dir,
FILE_TEMPLATE % {
"prefix": options.prefix,
"filename": FILENAME_TYPES[image.type],
"filenum": i + 1,
"suffix": image.suffix()}))))
# ensure our input file isn't the same
# as any of the proposed files to extract
# (this sounds crazy,
# but there's no technical reason one's audio file
# can't be named "front_cover.jpg"
# even if it's not a JPEG
# so we have to be sure it's not going to be overwritten)
if (input_filename in
[output_filename for
(image, output_filename) in output_images]):
msg.error(_.ERR_OUTPUT_IS_INPUT % (input_filename,))
sys.exit(1)
# finally, write actual image data to disk if possible
for (image, output_filename) in output_images:
try:
audiotools.make_dirs(str(output_filename))
f = open(str(output_filename), "wb")
f.write(image.data)
f.close()
msg.info(_.LAB_ENCODE %
{"source": input_filename,
"destination": output_filename})
except IOError as e:
msg.error(_.ERR_ENCODING_ERROR % (output_filename,))
sys.exit(1)
except OSError as e:
msg.os_error(e)
sys.exit(1)
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