Current File : //usr/share/apport/symptoms/audio.py
# Sound/audio related problem troubleshooter/triager
# Written by David Henningsson 2010, david.henningsson@canonical.com
# Copyright Canonical Ltd 2010
# License: BSD (see /usr/share/common-licenses/BSD )
description = 'Sound/audio related problems'
import apport
from apport.hookutils import *
import re
import os
import sys
import subprocess
sys.path.append('/usr/share/apport/symptoms/')
from _audio_data import *
from _audio_checks import *
def ask_jack_and_card(report, ui):
''' Reports what jack and/or card the user has a problem with
Returns (package, card, isOutput, jack) tuple '''
cards = parse_cards()
jacks = []
for c in cards:
for j in c.jacks:
jacks.append((c,j))
# Ask for a specific jack
if len(jacks) > 0:
choices = ["%s (%s)" % (j.pretty_name(), c.pretty_name())
for c,j in jacks]
choices.append("It's not listed here")
nr = ui.choice('What hardware are you having a problem with?\n',
choices)
if nr is None:
raise StopIteration
nr = nr[0]
if (nr < len(jacks)):
c,j = jacks[nr]
report['Symptom_Card'] = c.pretty_name()
report['Symptom_Jack'] = j.pretty_name()
return (None, c, j.isOutput(), j)
# Okay, not a specific jack, let's ask for sound cards
choices = []
interfaces = ['PCI/internal', 'USB', 'Firewire', 'Bluetooth']
for c in cards:
choices.append("Playback from %s" % c.pretty_name())
choices.append("Recording from %s" % c.pretty_name())
choices.extend(["%s device not listed here" % i for i in interfaces])
nr = ui.choice("What audio device are you having a problem with?",
choices)
if nr is None:
raise StopIteration
nr = nr[0]
if int(nr / 2) < len(cards):
report['Symptom_Card'] = c.pretty_name()
return (None, cards[int(nr/2)], nr % 2 == 0, None)
# card not detected by alsa, nor pulse
nr = nr - 2 * len(cards)
report['Title'] = "%s sound card not detected" % interfaces[nr]
if interfaces[nr] == 'Firewire':
if not ui.yesno('External firewire cards require manual setup.\n'
'Documentation is here: https://help.ubuntu.com/community/HowToJACKConfiguration\n'
'Would you like to continue reporting a bug anyway?'):
raise StopIteration
return ('libffado1', None, None, None)
return ('alsa-base', None, None, None)
def symptom_fails_after_a_while(report, ui, card, isOutput, jack):
pa_start_logging()
ui.information("Please try to reproduce the problem now. Close this dialog\n"
"when the problem has appeared.")
pa_finish_logging(report)
report['Title'] = get_hw_title(card, isOutput, jack, "fails after a while")
return 'alsa-base'
def symptom_distortion(report, ui, card, isOutput, jack):
check_volumes(report, ui, card, isOutput, jack, 0)
p = check_test_tones(report, ui, card, isOutput, jack)
report['Title'] = get_hw_title(card, isOutput, jack, "Sound is distorted")
return p
def symptom_background_noise(report, ui, card, isOutput, jack):
check_volumes(report, ui, card, isOutput, jack)
p = check_test_tones(report, ui, card, isOutput, jack)
report['Title'] = get_hw_title(card, isOutput, jack, "Background noise or low volume")
return p
def symptom_underrun(report, ui, card, isOutput, jack):
pa_start_logging()
p = check_test_tones(report, ui, card, isOutput, jack)
if p is None:
ui.information("Please try to reproduce the problem now. Close this dialog\n"
"when the problem has appeared.")
pa_finish_logging(report)
report['Title'] = get_hw_title(card, isOutput, jack, "Underruns, dropouts or crackling sound")
return p
def symptom_mixer(report, ui, card, isOutput, jack):
pa_start_logging()
ui.information("If there is a range of the mixer slider that's particularly\n"
"problematic, please place the slider in that range before continuing.\n"
"Also describe the problem in the bug report. Thank you!")
pa_finish_logging(report)
report['Title'] = get_hw_title(card, isOutput, jack, "volume slider problem")
return 'alsa-base'
def symptom_user(report, ui, card, isOutput, jack):
check_audio_users(report, ui)
check_devices_in_use(report, ui)
report['Title'] = get_hw_title(card, isOutput, None, "sound not working for all users")
return 'alsa-base'
def symptom_no_sound(report, ui, card, isOutput, jack):
check_volumes(report, ui, card, isOutput, jack)
check_devices_in_use(report, ui)
p = check_test_tones(report, ui, card, isOutput, jack)
report['Title'] = get_hw_title(card, isOutput, jack, "No sound at all")
return p
def symptom_fallback(report, ui, card, isOutput, jack):
check_volumes(report, ui, card, isOutput, jack)
p = check_test_tones(report, ui, card, isOutput, jack)
report['Title'] = get_hw_title(card, isOutput, jack,
"Playback problem" if isOutput else "Recording problem")
return 'alsa-base'
def symptom_noautomute(report, ui, card, isOutput, jack):
check_volumes(report, ui, card, isOutput, jack)
if jack is not None:
ui.information("Now, please make sure the jack is NOT plugged in.\n"
"After having done that, close this dialog.\n")
report['Symptom_JackUnplugged'] = card.get_codecinfo()
ui.information("Now, please plug the jack in.\n"
"After having done that, close this dialog.\n")
report['Symptom_JackPlugged'] = card.get_codecinfo()
report['Title'] = get_hw_title(card, isOutput, jack, "No automute" if isOutput else "No autoswitch")
return 'alsa-base'
def ask_symptom(report, ui, isOutput):
''' returns a function to call next, or StopIteration '''
dirstr = "output" if isOutput else "input"
symptom_map = [
('No sound at all', symptom_no_sound),
('Only some of %ss are working' % dirstr, symptom_fallback),
('No auto-%s between %ss' % ("mute" if isOutput else "switch", dirstr), symptom_noautomute),
('Volume slider, or mixer problems', symptom_mixer),
('Sound has bad quality (e g crackles, distortion, high noise levels etc)', None),
('Sound works for a while, then breaks', symptom_fails_after_a_while),
('Sound works for some users but not for others', symptom_user),
('None of the above', symptom_fallback)]
symptom_badquality_map = [
('Digital clip or distortion, or "overdriven" sound', symptom_distortion),
('Underruns, dropouts, or "crackling" sound', symptom_underrun),
('High background noise, or volume is too low', symptom_background_noise)]
problem = ui.choice('What particular problem do you observe?',
[a for a,b in symptom_map])
if problem is None:
raise StopIteration
desc, func = symptom_map[problem[0]]
# subquestion for bad quality sound
if func is None:
problem = ui.choice('In what way is the sound quality bad?',
[a for a,b in symptom_badquality_map])
if problem is None:
raise StopIteration
desc, func = symptom_badquality_map[problem[0]]
report['Symptom_Type'] = desc
return func
def run(report, ui):
# is pulseaudio installed and running?
package = check_pulseaudio_running(report, ui)
if package is not None:
return package
# Hardware query
(package, card, isOutput, jack) = ask_jack_and_card(report, ui)
if package is not None:
return package
# Check that the pulseaudio profile is correctly set
package, channelcount = check_pulseaudio_profile(report, ui, card, isOutput, jack)
if package is not None:
return package
# Symptom query
problem_func = ask_symptom(report, ui, isOutput)
package = problem_func(report, ui, card, isOutput, jack)
if package is not None:
return package
# Hopefully we don't come here, but if we do, use ALSA as fallback.
return 'alsa-base'
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