This file is indexed.

/usr/bin/cddaplay 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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
#!/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 time
import select
import os
import tty
import termios
import audiotools
import audiotools.ui
import audiotools.player
from audiotools.cdio import CDDAReader
import audiotools.text as _

if audiotools.ui.AVAILABLE:
    urwid = audiotools.ui.urwid

    class CDplayGUI(audiotools.ui.PlayerGUI):
        def __init__(self, cddareader, track_numbers, metadata, audio_output):
            """cddareader is a CDDAReader object

            track_numbers is a list of track numbers to play

            metadata is a dict of tracknum -> MetaData values

            audio_output is an AudioOutput object"""

            self.cddareader = cddareader
            track_lengths = cddareader.track_lengths

            audiotools.ui.PlayerGUI.__init__(
                self,
                audiotools.player.CDPlayer(
                    cddareader=cddareader,
                    audio_output=audio_output,
                    next_track_callback=self.next_track),
                [(metadata[track_number].track_name
                  if (metadata[track_number].track_name is not None)
                  else (u"track %2.2d" % (track_number)),
                  track_lengths[track_number] // 44100,
                  (track_number, metadata[track_number]))
                 for track_number in track_numbers],
                sum([track_lengths[track_number] for track_number in
                     track_numbers]) // 44100)

        def select_track(self, radio_button, new_state, user_data,
                         auto_play=True):
            if new_state:
                (track_number, metadata) = user_data
                track_lengths = self.cddareader.track_lengths

                if metadata is not None:
                    self.update_metadata(
                        track_name=metadata.track_name,
                        album_name=metadata.album_name,
                        artist_name=metadata.artist_name,
                        track_number=track_number,
                        track_total=len(track_lengths),
                        album_number=metadata.album_number,
                        album_total=metadata.album_total,
                        pcm_frames=track_lengths[track_number],
                        channels=2,
                        sample_rate=44100,
                        bits_per_sample=16)
                else:
                    self.update_metadata(
                        track_total=len(track_lengths),
                        pcm_frames=track_lengths[track_number],
                        channels=2,
                        sample_rate=44100,
                        bits_per_sample=16)

                self.player.open(track_number)
                if auto_play:
                    self.player.play()
                    self.play_pause_button.set_label(_.LAB_PAUSE_BUTTON)

        def select_first_track(self):
            self.select_track(None, True, (1, metadata[1]), False)

    interactive_available = True
else:
    interactive_available = False


class CDplayTTY(audiotools.ui.PlayerTTY):
    def __init__(self, cddareader, track_list, audio_output):
        """cddareader is a CDDAReader object

        track_list is a list of track numbers in the order to be played

        audio_output is an AudioOutput object"""

        self.cddareader = cddareader
        self.track_list = track_list
        self.track_index = -1
        audiotools.ui.PlayerTTY.__init__(
            self,
            audiotools.player.CDPlayer(
                cddareader=cddareader,
                audio_output=audio_output,
                next_track_callback=self.next_track))

    def previous_track(self):
        if self.track_index > 0:
            self.track_index -= 1
            current_track_number = self.track_list[self.track_index]
            self.set_metadata(
                track_number=self.track_index + 1,
                track_total=len(self.track_list),
                channels=2,
                sample_rate=44100,
                bits_per_sample=16)
            self.player.open(current_track_number)
            self.player.play()

    def next_track(self):
        try:
            self.track_index += 1
            current_track_number = self.track_list[self.track_index]
            self.set_metadata(
                track_number=self.track_index + 1,
                track_total=len(self.track_list),
                channels=2,
                sample_rate=44100,
                bits_per_sample=16)
            self.player.open(current_track_number)
            self.player.play()
        except IndexError:
            self.playing_finished = True


if (__name__ == '__main__'):
    import argparse

    parser = argparse.ArgumentParser(description=_.DESCRIPTION_CDPLAY)

    parser.add_argument("--version",
                        action="version",
                        version="Python Audio Tools %s" % (audiotools.VERSION))

    parser.add_argument("-I", "--interactive",
                        action="store_true",
                        default=False,
                        dest="interactive",
                        help=_.OPT_INTERACTIVE_OPTIONS)

    parser.add_argument("-V", "--verbose",
                        action="store",
                        dest="verbosity",
                        choices=audiotools.VERBOSITY_LEVELS,
                        default=audiotools.DEFAULT_VERBOSITY,
                        help=_.OPT_VERBOSE)

    parser.add_argument("-o", "--output",
                        dest="output",
                        choices=[player.NAME for player in
                                 audiotools.player.available_outputs()],
                        default=[player.NAME for player in
                                 audiotools.player.available_outputs()][0],
                        help=_.OPT_OUTPUT_PLAY)

    parser.add_argument("-c", "--cdrom",
                        dest="cdrom",
                        default=audiotools.DEFAULT_CDROM)

    parser.add_argument("--shuffle",
                        action="store_true",
                        dest="shuffle",
                        default=False,
                        help="shuffle tracks")

    lookup = parser.add_argument_group(_.OPT_CAT_CD_LOOKUP)

    lookup.add_argument("-M", "--metadata-lookup",
                        action="store_true",
                        default=False,
                        dest="metadata_lookup",
                        help=_.OPT_METADATA_LOOKUP)

    lookup.add_argument("--musicbrainz-server",
                        dest="musicbrainz_server",
                        default=audiotools.MUSICBRAINZ_SERVER,
                        metavar="HOSTNAME")

    lookup.add_argument("--musicbrainz-port",
                        type=int,
                        dest="musicbrainz_port",
                        default=audiotools.MUSICBRAINZ_PORT,
                        metavar="PORT")

    lookup.add_argument("--no-musicbrainz",
                        action="store_false",
                        dest="use_musicbrainz",
                        default=audiotools.MUSICBRAINZ_SERVICE,
                        help=_.OPT_NO_MUSICBRAINZ)

    lookup.add_argument("--freedb-server",
                        dest="freedb_server",
                        default=audiotools.FREEDB_SERVER,
                        metavar="HOSTNAME")

    lookup.add_argument("--freedb-port",
                        type=int,
                        dest="freedb_port",
                        default=audiotools.FREEDB_PORT,
                        metavar="PORT")

    lookup.add_argument("--no-freedb",
                        action="store_false",
                        dest="use_freedb",
                        default=audiotools.FREEDB_SERVICE,
                        help=_.OPT_NO_FREEDB)

    parser.add_argument("tracks",
                        type=int,
                        metavar="TRACK",
                        nargs="*",
                        help=_.OPT_TRACK_INDEX)

    options = parser.parse_args()
    msg = audiotools.Messenger(options.verbosity == "quiet")

    if options.interactive and (not interactive_available):
        msg.error(_.ERR_URWID_REQUIRED)
        msg.output(_.ERR_GET_URWID1)
        msg.output(_.ERR_GET_URWID2)
        sys.exit(1)

    try:
        cddareader = CDDAReader(options.cdrom)
    except IOError as err:
        msg.error(_.ERR_INVALID_CDDA)
        sys.exit(-1)

    if len(options.tracks) == 0:
        track_numbers = sorted(cddareader.track_offsets.keys())
    else:
        available_numbers = frozenset(cddareader.track_offsets.keys())
        track_numbers = [t for t in options.tracks
                         if t in available_numbers]

    if options.shuffle:
        import random

        random.shuffle(track_numbers)

    if options.interactive:
        # a track_number -> MetaData dictionary
        # where track_number typically starts from 1
        metadata = {m.track_number: m for m in
                    audiotools.cddareader_metadata_lookup(
                        cddareader=cddareader,
                        musicbrainz_server=options.musicbrainz_server,
                        musicbrainz_port=options.musicbrainz_port,
                        freedb_server=options.freedb_server,
                        freedb_port=options.freedb_port,
                        use_musicbrainz=options.use_musicbrainz,
                        use_freedb=options.use_freedb)[0]}

        cdplay = CDplayGUI(
            cddareader=cddareader,
            track_numbers=track_numbers,
            metadata=metadata,
            audio_output=audiotools.player.open_output(options.output))

        if len(cddareader.track_offsets) > 0:
            cdplay.select_first_track()

        loop = urwid.MainLoop(cdplay,
                              audiotools.ui.style(),
                              screen=audiotools.ui.Screen(),
                              unhandled_input=cdplay.handle_text,
                              pop_ups=True)

        loop.set_alarm_at(tm=time.time() + 1,
                          callback=audiotools.ui.timer,
                          user_data=cdplay)

        try:
            loop.run()
            msg.ansi_clearscreen()
        except (termios.error, IOError):
            msg.error(_.ERR_TERMIOS_ERROR)
            msg.info(_.ERR_TERMIOS_SUGGESTION)
            msg.info(audiotools.ui.xargs_suggestion(sys.argv))
            sys.exit(1)
    else:
        cdplay = CDplayTTY(
            cddareader=cddareader,
            track_list=track_numbers,
            audio_output=audiotools.player.open_output(options.output))
        sys.exit(cdplay.run(msg, sys.stdin))