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AudioController.py
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AudioController.py
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# Copyright (C) 2009-2011 AG Projects. See LICENSE for details.
#
from AppKit import (NSAccessibilityChildrenAttribute,
NSAccessibilityDescriptionAttribute,
NSAccessibilityRoleDescriptionAttribute,
NSAccessibilityTitleAttribute,
NSAccessibilityUnignoredDescendant,
NSApp,
NSOffState,
NSOnState,
NSCommandKeyMask,
NSEventTrackingRunLoopMode,
NSLeftMouseUp)
from Foundation import (NSBundle,
NSColor,
NSDate,
NSEvent,
NSHeight,
NSImage,
NSMaxX,
NSMenu,
NSMinX,
NSRunLoop,
NSRunLoopCommonModes,
NSString,
NSLocalizedString,
NSThread,
NSTimer,
NSZeroPoint,
NSURL,
NSWorkspace)
import objc
import datetime
import os
import string
import time
import uuid
import urllib
from application.notification import IObserver, NotificationCenter, NotificationData
from application.python import Null
from collections import deque
from zope.interface import implements
from util import sip_prefix_pattern, format_size
from sipsimple.account import BonjourAccount, AccountManager
from sipsimple.application import SIPApplication
from sipsimple.audio import WavePlayer
from sipsimple.configuration.settings import SIPSimpleSettings
from sipsimple.streams import AudioStream
from sipsimple.threading import call_in_thread
from sipsimple.threading.green import run_in_green_thread
from sipsimple.util import ISOTimestamp
import AudioSession
from AnsweringMachine import AnsweringMachine
from BlinkLogger import BlinkLogger
from ContactListModel import BlinkPresenceContact
from HistoryManager import ChatHistory
from SessionInfoController import ice_candidates
from MediaStream import MediaStream, STREAM_IDLE, STREAM_PROPOSING, STREAM_INCOMING, STREAM_WAITING_DNS_LOOKUP, STREAM_FAILED, STREAM_RINGING, STREAM_DISCONNECTING, STREAM_CANCELLING, STREAM_CONNECTED, STREAM_CONNECTING
from MediaStream import STATE_CONNECTING, STATE_FAILED, STATE_DNS_FAILED, STATE_FINISHED
from resources import Resources
from util import allocate_autorelease_pool, beautify_audio_codec, format_identity_to_string, normalize_sip_uri_for_outgoing_session, translate_alpha2digit, run_in_gui_thread
RecordingImages = []
def loadImages():
if not RecordingImages:
RecordingImages.append(NSImage.imageNamed_("recording1"))
RecordingImages.append(NSImage.imageNamed_("recording2"))
RecordingImages.append(NSImage.imageNamed_("recording3"))
AUDIO_CLEANUP_DELAY = 4.0
TRANSFERRED_CLEANUP_DELAY = 6.0
STATISTICS_INTERVAL = 1.0
# For voice over IP over Ethernet, an RTP packet contains 54 bytes (or 432 bits) header. These 54 bytes consist of 14 bytes Ethernet header, 20 bytes IP header, 8 bytes UDP header and 12 bytes RTP header.
RTP_PACKET_OVERHEAD = 54
class AudioController(MediaStream):
implements(IObserver)
type = "audio"
view = objc.IBOutlet()
label = objc.IBOutlet()
elapsed = objc.IBOutlet()
info = objc.IBOutlet()
sessionInfoButton = objc.IBOutlet()
audioStatus = objc.IBOutlet()
srtpIcon = objc.IBOutlet()
tlsIcon = objc.IBOutlet()
audioSegmented = objc.IBOutlet()
transferSegmented = objc.IBOutlet()
conferenceSegmented = objc.IBOutlet()
transferMenu = objc.IBOutlet()
sessionMenu = objc.IBOutlet()
zRTPConfirmButton = objc.IBOutlet()
encryptionSegmented = objc.IBOutlet()
encryptionMenu = objc.IBOutlet()
# TODO: set zrtp_supported from a Media notification to enable zRTP UI elements -adi
zrtp_supported = False # stream supports zRTP
zrtp_active = False # stream is engaging zRTP
zrtp_verified = False # zRTP peer has been verified
zrtp_is_ok = True # zRTP is encrypted ok
zrtp_show_verify_phrase = False # show verify phrase
recordingImage = 0
audioEndTime = None
timer = None
statistics_timer = None
last_stats = None
transfer_timer = None
hangedUp = False
transferred = False
transfer_in_progress = False
answeringMachine = None
outbound_ringtone = None
holdByRemote = False
holdByLocal = False
mutedInConference = False
transferEnabled = False
duration = 0
recording_path = None
status = STREAM_IDLE
hangup_reason = None
early_media = False
audio_has_quality_issues = False
previous_rx_bytes = 0
previous_tx_bytes = 0
previous_tx_packets = 0
previous_rx_packets = 0
@classmethod
def createStream(self):
return AudioStream()
def resetStream(self):
self.sessionController.log_debug(u"Reset stream %s" % self)
self.notification_center.discard_observer(self, sender=self.stream)
self.stream = AudioStream()
self.notification_center.add_observer(self, sender=self.stream)
self.previous_rx_bytes = 0
self.previous_tx_bytes = 0
def reset(self):
self.early_media = False
super(AudioController, self).reset()
def initWithOwner_stream_(self, scontroller, stream):
self = super(AudioController, self).initWithOwner_stream_(scontroller, stream)
scontroller.log_debug(u"Creating %s" % self)
self.statistics = {'loss': 0, 'rtt':0 , 'jitter':0 , 'rx_bytes': 0, 'tx_bytes': 0}
# 5 minutes of history data for Session Info graphs
self.loss_history = deque(maxlen=300)
self.rtt_history = deque(maxlen=300)
self.jitter_history = deque(maxlen=300)
self.rx_speed_history = deque(maxlen=300)
self.tx_speed_history = deque(maxlen=300)
self.notification_center = NotificationCenter()
self.notification_center.add_observer(self, sender=self.sessionController)
self.ice_negotiation_status = u'Disabled' if not self.sessionController.account.nat_traversal.use_ice else None
NSBundle.loadNibNamed_owner_("AudioSession", self)
self.contact = NSApp.delegate().contactsWindowController.getFirstContactMatchingURI(self.sessionController.target_uri, exact_match=True)
item = self.view.menu().itemWithTag_(20) # add to contacts
item.setEnabled_(not self.contact)
item.setTitle_(NSLocalizedString("Add %s to Contacts", "Audio contextual menu") % format_identity_to_string(self.sessionController.remotePartyObject))
_label = format_identity_to_string(self.sessionController.remotePartyObject)
self.view.accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Session to %s", "Accesibility outlet description") % _label, NSAccessibilityTitleAttribute)
segmentChildren = NSAccessibilityUnignoredDescendant(self.transferSegmented).accessibilityAttributeValue_(NSAccessibilityChildrenAttribute);
segmentChildren.objectAtIndex_(0).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Transfer Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(1).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Hold Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(2).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Record Audio", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(3).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Hangup Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(0).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(1).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(2).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(3).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren = NSAccessibilityUnignoredDescendant(self.conferenceSegmented).accessibilityAttributeValue_(NSAccessibilityChildrenAttribute);
segmentChildren.objectAtIndex_(0).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Mute Participant", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(1).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Hold Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(2).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Record Audio", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(3).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Hangup Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(0).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(1).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(2).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(3).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren = NSAccessibilityUnignoredDescendant(self.audioSegmented).accessibilityAttributeValue_(NSAccessibilityChildrenAttribute);
segmentChildren.objectAtIndex_(0).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Hold Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(1).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Record Audio", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(2).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Hangup Call", "Accesibility outlet description"), NSAccessibilityDescriptionAttribute)
segmentChildren.objectAtIndex_(0).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(1).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
segmentChildren.objectAtIndex_(2).accessibilitySetOverrideValue_forAttribute_(NSLocalizedString("Push button", "Accesibility outlet description"), NSAccessibilityRoleDescriptionAttribute)
self.elapsed.setStringValue_("")
self.info.setStringValue_("")
self.view.setDelegate_(self)
if not self.timer:
self.timer = NSTimer.timerWithTimeInterval_target_selector_userInfo_repeats_(1.0, self, "updateTimer:", None, True)
NSRunLoop.currentRunLoop().addTimer_forMode_(self.timer, NSRunLoopCommonModes)
NSRunLoop.currentRunLoop().addTimer_forMode_(self.timer, NSEventTrackingRunLoopMode)
loadImages()
self.transferEnabled = True if NSApp.delegate().applicationName != 'Blink Lite' else False
self.recordingEnabled = True if NSApp.delegate().applicationName != 'Blink Lite' else False
if self.transferEnabled:
self.encryptionSegmented.setHidden_(False)
self.transferSegmented.setHidden_(True)
self.audioSegmented.setHidden_(True)
else:
self.encryptionSegmented.setHidden_(True)
self.transferSegmented.setHidden_(True)
self.audioSegmented.setHidden_(False)
self.sessionInfoButton.setEnabled_(True)
return self
def invalidateTimers(self):
if self.statistics_timer is not None and self.statistics_timer.isValid():
self.statistics_timer.invalidate()
self.statistics_timer = None
if self.transfer_timer is not None and self.transfer_timer.isValid():
self.transfer_timer.invalidate()
self.transfer_timer = None
def dealloc(self):
self.notification_center = None
self.stream = None
if self.timer is not None and self.timer.isValid():
self.timer.invalidate()
self.timer = None
self.hangup_reason = None
self.view.removeFromSuperview()
self.view.release()
self.sessionController.log_debug(u"Dealloc %s" % self)
self.sessionController = None
super(AudioController, self).dealloc()
def startIncoming(self, is_update, is_answering_machine=False, add_to_conference=False):
self.sessionController.log_debug(u"Start incoming %s" % self)
self.notification_center.add_observer(self, sender=self.stream)
self.notification_center.add_observer(self, sender=self.sessionController)
if is_answering_machine:
self.sessionController.accounting_for_answering_machine = True
self.sessionController.log_info("Sending session to answering machine")
self.audioSegmented.setImage_forSegment_(NSImage.imageNamed_("audio"), 0)
self.audioSegmented.setEnabled_forSegment_(False, 1)
self.audioSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Take over the call", "Audio call tooltip"), 0)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("audio"), 0)
self.transferSegmented.setEnabled_forSegment_(False, 1)
self.transferSegmented.setEnabled_forSegment_(False, 2)
self.transferSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Take over the call", "Audio call tooltip"), 0)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("audio"), 1)
self.encryptionSegmented.setEnabled_forSegment_(False, 2)
self.encryptionSegmented.setEnabled_forSegment_(False, 3)
self.encryptionSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Take over the call", "Audio call tooltip"), 1)
self.answeringMachine = AnsweringMachine(self.sessionController.session, self.stream)
self.answeringMachine.start()
self.label.setStringValue_(format_identity_to_string(self.sessionController.remotePartyObject, check_contact=True, format='compact'))
self.label.setToolTip_(format_identity_to_string(self.sessionController.remotePartyObject, check_contact=True))
self.updateTLSIcon()
NSApp.delegate().contactsWindowController.showAudioSession(self, add_to_conference=add_to_conference)
self.changeStatus(STREAM_PROPOSING if is_update else STREAM_INCOMING)
def startOutgoing(self, is_update):
self.sessionController.log_debug(u"Start outgoing %s" % self)
self.notification_center.add_observer(self, sender=self.stream)
self.notification_center.add_observer(self, sender=self.sessionController)
self.label.setStringValue_(format_identity_to_string(self.sessionController.remotePartyObject, check_contact=True, format='compact'))
self.label.setToolTip_(format_identity_to_string(self.sessionController.remotePartyObject, check_contact=True))
NSApp.delegate().contactsWindowController.showAudioSession(self)
self.changeStatus(STREAM_PROPOSING if is_update else STREAM_WAITING_DNS_LOOKUP)
def sessionStateChanged(self, state, detail):
if state == STATE_CONNECTING:
self.updateTLSIcon()
self.changeStatus(STREAM_CONNECTING)
if state in (STATE_FAILED, STATE_DNS_FAILED):
self.audioEndTime = time.time()
if detail.startswith("DNS Lookup"):
self.changeStatus(STREAM_FAILED, NSLocalizedString("DNS Lookup failed", "Audio status label"))
else:
self.changeStatus(STREAM_FAILED, detail)
elif state == STATE_FINISHED:
self.audioEndTime = time.time()
self.changeStatus(STREAM_IDLE, detail)
def end(self):
status = self.status
if status in [STREAM_IDLE, STREAM_FAILED]:
self.hangedUp = True
self.audioEndTime = time.time()
self.changeStatus(STREAM_DISCONNECTING)
elif status == STREAM_PROPOSING:
self.sessionController.cancelProposal(self.stream)
self.changeStatus(STREAM_CANCELLING)
else:
self.sessionController.endStream(self)
self.audioEndTime = time.time()
self.changeStatus(STREAM_DISCONNECTING)
@property
def isActive(self):
if self.view:
return self.view.selected
return False
@property
def isConferencing(self):
return self.view.conferencing
@property
def canConference(self):
return self.status not in (STREAM_FAILED, STREAM_IDLE, STREAM_DISCONNECTING)
@property
def canTransfer(self):
return self.status in (STREAM_CONNECTED)
def answerCall(self):
self.sessionController.log_info("Taking over call on answering machine...")
self.audioSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Put the call on hold", "Audio call tooltip"), 0)
self.audioSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 0)
self.audioSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 1)
self.audioSegmented.setImage_forSegment_(NSImage.imageNamed_("record"), 1)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("transfer"), 0)
self.transferSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Call transfer", "Audio call tooltip"), 1)
self.transferSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Put the call on hold", "Audio call tooltip"), 1)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 1)
self.transferSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 2)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("record"), 2)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("transfer"), 1)
self.encryptionSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Call transfer", "Audio call tooltip"), 2)
self.encryptionSegmented.cell().setToolTip_forSegment_(NSLocalizedString("Put the call on hold", "Audio call tooltip"), 2)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 2)
self.encryptionSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 3)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("record"), 3)
self.updateAudioStatusWithCodecInformation()
self.answeringMachine.stop()
self.sessionController.accounting_for_answering_machine = False
self.answeringMachine = None
def hold(self):
if self.session and not self.holdByLocal and self.status not in (STREAM_IDLE, STREAM_FAILED):
self.stream.device.output_muted = True
if not self.answeringMachine:
self.session.hold()
self.holdByLocal = True
self.changeStatus(self.status)
self.notification_center.post_notification("BlinkAudioStreamChangedHoldState", sender=self)
def unhold(self):
if self.session and self.holdByLocal and self.status not in (STREAM_IDLE, STREAM_FAILED):
self.stream.device.output_muted = False
if not self.answeringMachine:
self.session.unhold()
self.holdByLocal = False
self.changeStatus(self.status)
self.notification_center.post_notification("BlinkAudioStreamChangedHoldState", sender=self)
def sessionBoxKeyPressEvent(self, sender, event):
s = event.characters()
if s and self.stream:
key = s[0]
if event.modifierFlags() & NSCommandKeyMask:
if key == 'i':
if self.sessionController.info_panel is not None:
self.sessionController.info_panel.toggle()
else:
key = key.upper()
if key == " ":
if not self.isConferencing:
self.toggleHold()
elif key == chr(27):
if not self.isConferencing:
self.end()
elif key in string.digits+string.uppercase+'#*':
self.send_dtmf(key)
def send_dtmf(self, key):
if not self.stream:
return
key = translate_alpha2digit(key)
try:
self.stream.send_dtmf(key)
except RuntimeError:
pass
else:
self.sessionController.log_info(u"Sent DTMF code %s" % key)
filename = 'dtmf_%s_tone.wav' % {'*': 'star', '#': 'pound'}.get(key, key)
wave_player = WavePlayer(SIPApplication.voice_audio_mixer, Resources.get(filename))
if self.session.account.rtp.inband_dtmf:
self.stream.bridge.add(wave_player)
SIPApplication.voice_audio_bridge.add(wave_player)
wave_player.start()
def sessionBoxDidActivate(self, sender):
if self.isConferencing:
NSApp.delegate().contactsWindowController.unholdConference()
self.updateLabelColor()
elif self.answeringMachine:
self.answeringMachine.unmute_output()
else:
NSApp.delegate().contactsWindowController.holdConference()
self.unhold()
self.notification_center.post_notification("ActiveAudioSessionChanged", sender=self)
def sessionBoxDidDeactivate(self, sender):
if self.isConferencing:
if not sender.conferencing: # only hold if the sender is a non-conference session
NSApp.delegate().contactsWindowController.holdConference()
self.updateLabelColor()
elif self.answeringMachine:
self.answeringMachine.mute_output()
else:
self.hold()
def sessionBoxDidAddConferencePeer(self, sender, peer):
if self == peer:
return
if type(peer) == str:
self.sessionController.log_info(u"New session and conference of %s to contact %s initiated through drag&drop" % (self.sessionController.getTitle(),
peer))
# start Audio call to peer and add it to conference
self.view.setConferencing_(True)
session = NSApp.delegate().contactsWindowController.startSessionWithTarget(peer)
if session:
peer = session.streamHandlerOfType("audio")
peer.view.setConferencing_(True)
self.addToConference()
peer.addToConference()
else:
self.view.setConferencing_(False)
return False
else:
self.sessionController.log_info(u"Conference of %s with %s initiated through drag&drop" % (self.sessionController.getTitle(),
peer.sessionController.getTitle()))
# if conference already exists and neither self nor peer are part of it:
# return False
# else conference the sessions
# set both as under conference before actually adding to avoid getting the session
# that gets added to the conference last getting held by the 1st
self.view.setConferencing_(True)
peer.view.setConferencing_(True)
self.addToConference()
peer.addToConference()
return True
def sessionBoxDidRemoveFromConference(self, sender):
self.sessionController.log_info(u"Removed %s from conference through drag&drop" % self.sessionController.getTitle())
self.removeFromConference()
def addToConference(self):
if self.holdByLocal:
self.unhold()
self.mutedInConference = False
NSApp.delegate().contactsWindowController.addAudioSessionToConference(self)
self.audioSegmented.setHidden_(True)
self.transferSegmented.setHidden_(True)
self.encryptionSegmented.setHidden_(True)
self.conferenceSegmented.setHidden_(False)
self.view.setConferencing_(True)
self.updateLabelColor()
def removeFromConference(self):
NSApp.delegate().contactsWindowController.removeAudioSessionFromConference(self)
if self.transferEnabled:
self.encryptionSegmented.setHidden_(False)
self.transferSegmented.setHidden_(True)
self.audioSegmented.setHidden_(True)
else:
self.encryptionSegmented.setHidden_(True)
self.transferSegmented.setHidden_(True)
self.audioSegmented.setHidden_(False)
self.conferenceSegmented.setHidden_(True)
if not self.isActive:
self.hold()
if self.mutedInConference:
self.stream.muted = False
self.mutedInConference = False
self.conferenceSegmented.setImage_forSegment_(NSImage.imageNamed_("mute"), 0)
self.updateLabelColor()
def toggleHold(self):
if self.session:
if self.holdByLocal:
self.unhold()
self.view.setSelected_(True)
else:
self.hold()
def transferSession(self, target):
self.sessionController.transferSession(target)
def updateTimer_(self, timer):
self.updateTileStatistics()
if self.status == STREAM_CONNECTED and self.answeringMachine:
duration = self.answeringMachine.duration
if duration >= SIPSimpleSettings().answering_machine.max_recording_duration:
self.sessionController.log_info("Answering machine recording time limit reached, hanging up...")
self.end()
return
if self.status in [STREAM_IDLE, STREAM_FAILED, STREAM_DISCONNECTING, STREAM_CANCELLING] or self.hangedUp:
cleanup_delay = TRANSFERRED_CLEANUP_DELAY if self.transferred else AUDIO_CLEANUP_DELAY
if self.audioEndTime and (time.time() - self.audioEndTime > cleanup_delay):
self.removeFromSession()
NSApp.delegate().contactsWindowController.finalizeAudioSession(self)
if timer.isValid():
timer.invalidate()
self.audioEndTime = None
if self.stream and self.stream.recorder is not None and self.stream.recorder.is_active and (self.audioSegmented or self.transferSegmented or self.encryptionSegmented):
if self.isConferencing:
self.conferenceSegmented.setImage_forSegment_(RecordingImages[self.recordingImage], 2)
else:
self.audioSegmented.setImage_forSegment_(RecordingImages[self.recordingImage], 1)
self.transferSegmented.setImage_forSegment_(RecordingImages[self.recordingImage], 2)
self.encryptionSegmented.setImage_forSegment_(RecordingImages[self.recordingImage], 3)
self.recordingImage += 1
if self.recordingImage >= len(RecordingImages):
self.recordingImage = 0
if self.stream and self.stream.codec and self.stream.sample_rate:
if self.sessionController.outbound_audio_calls < 3 and self.duration < 3 and self.sessionController.account is not BonjourAccount() and self.sessionController.session.direction == 'outgoing' and self.sessionController.session.remote_identity.uri.user.isdigit():
self.audioStatus.setTextColor_(NSColor.orangeColor())
self.audioStatus.setStringValue_(NSLocalizedString("Enter DTMF using keyboard", "Audio status label"))
self.audioStatus.sizeToFit()
else:
if not self.hangup_reason:
self.updateAudioStatusWithCodecInformation()
def transferFailed_(self, timer):
self.changeStatus(STREAM_CONNECTED)
def updateAudioStatusWithSessionState(self, text, error=False):
if not error and self.zrtp_show_verify_phrase:
return
if error:
self.audioStatus.setTextColor_(NSColor.redColor())
else:
self.audioStatus.setTextColor_(NSColor.blackColor())
self.audioStatus.setStringValue_(text)
self.audioStatus.sizeToFit()
self.audioStatus.display()
def updateAudioStatusWithCodecInformation(self):
if self.zrtp_show_verify_phrase:
return
if self.transfer_in_progress or self.transferred:
return
if self.holdByLocal and not self.answeringMachine:
self.audioStatus.setTextColor_(NSColor.colorWithDeviceRed_green_blue_alpha_(53/256.0, 100/256.0, 204/256.0, 1.0))
self.audioStatus.setStringValue_(NSLocalizedString("On Hold", "Audio status label"))
elif self.holdByRemote and not self.answeringMachine:
self.audioStatus.setTextColor_(NSColor.colorWithDeviceRed_green_blue_alpha_(53/256.0, 100/256.0, 204/256.0, 1.0))
self.audioStatus.setStringValue_(NSLocalizedString("Hold by Remote", "Audio status label"))
else:
if self.answeringMachine:
self.audioStatus.setStringValue_(NSLocalizedString("Answering machine active", "Audio status label"))
elif self.stream.sample_rate and self.stream.codec:
sample_rate = self.stream.sample_rate/1000
codec = beautify_audio_codec(self.stream.codec)
if self.stream.sample_rate >= 32000:
self.audioStatus.setTextColor_(NSColor.colorWithDeviceRed_green_blue_alpha_(53/256.0, 100/256.0, 204/256.0, 1.0))
hd_label = 'UWB Audio'
elif self.stream.sample_rate >= 16000:
self.audioStatus.setTextColor_(NSColor.colorWithDeviceRed_green_blue_alpha_(92/256.0, 187/256.0, 92/256.0, 1.0))
hd_label = 'WB Audio'
else:
self.audioStatus.setTextColor_(NSColor.blackColor())
hd_label = 'PSTN Audio'
self.audioStatus.setStringValue_(u"%s (%s %0.fkHz)" % (hd_label, codec, sample_rate))
self.audioStatus.sizeToFit()
def updateLabelColor(self):
if self.isConferencing:
if self.view.selected:
self.label.setTextColor_(NSColor.blackColor())
else:
self.label.setTextColor_(NSColor.grayColor())
else:
if self.holdByLocal or self.holdByRemote:
self.label.setTextColor_(NSColor.grayColor())
else:
self.label.setTextColor_(NSColor.blackColor())
def updateTLSIcon(self):
if self.session and self.session.transport == "tls":
frame = self.label.frame()
frame.origin.x = NSMaxX(self.tlsIcon.frame())
self.label.setFrame_(frame)
self.tlsIcon.setHidden_(False)
else:
frame = self.label.frame()
frame.origin.x = NSMinX(self.tlsIcon.frame())
self.label.setFrame_(frame)
self.tlsIcon.setHidden_(True)
def updateSRTPIcon(self):
if self.stream and self.stream.srtp_active:
frame = self.audioStatus.frame()
frame.origin.x = NSMaxX(self.srtpIcon.frame()) - 1
self.audioStatus.setFrame_(frame)
self.srtpIcon.setHidden_(False)
else:
frame = self.audioStatus.frame()
frame.origin.x = NSMinX(self.srtpIcon.frame())
self.audioStatus.setFrame_(frame)
self.srtpIcon.setHidden_(True)
def changeStatus(self, newstate, fail_reason=None):
if not NSThread.isMainThread():
raise Exception("called from non-main thread")
oldstatus = self.status
if self.status != newstate:
self.status = newstate
status = self.status
if status == STREAM_WAITING_DNS_LOOKUP:
self.updateAudioStatusWithSessionState(NSLocalizedString("Finding Destination...", "Audio status label"))
elif status == STREAM_RINGING:
self.updateAudioStatusWithSessionState(NSLocalizedString("Ringing...", "Audio status label"))
elif status == STREAM_CONNECTING:
self.updateTLSIcon()
self.updateAudioStatusWithSessionState(NSLocalizedString("Connecting...", "Audio status label"))
elif status == STREAM_PROPOSING:
self.updateTLSIcon()
self.updateAudioStatusWithSessionState(NSLocalizedString("Adding Audio...", "Audio status label"))
elif status == STREAM_CONNECTED:
if not self.answeringMachine:
if self.holdByLocal:
self.audioSegmented.setSelected_forSegment_(True, 0)
self.audioSegmented.setImage_forSegment_(NSImage.imageNamed_("paused"), 0)
self.encryptionSegmented.setSelected_forSegment_(True, 2)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("paused"), 2)
self.transferSegmented.setSelected_forSegment_(True, 1)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("paused"), 1)
self.conferenceSegmented.setSelected_forSegment_(True, 1)
self.conferenceSegmented.setImage_forSegment_(NSImage.imageNamed_("paused"), 1)
else:
self.audioSegmented.setSelected_forSegment_(False, 0)
self.audioSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 0)
self.encryptionSegmented.setSelected_forSegment_(False, 2)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 2)
self.transferSegmented.setSelected_forSegment_(False, 1)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 1)
self.conferenceSegmented.setSelected_forSegment_(False, 1)
self.conferenceSegmented.setImage_forSegment_(NSImage.imageNamed_("pause"), 1)
else:
self.audioSegmented.setSelected_forSegment_(True, 1)
self.audioSegmented.setImage_forSegment_(NSImage.imageNamed_("recording1"), 1)
self.encryptionSegmented.setSelected_forSegment_(True, 3)
self.encryptionSegmented.setImage_forSegment_(NSImage.imageNamed_("recording1"), 3)
self.transferSegmented.setSelected_forSegment_(True, 2)
self.transferSegmented.setImage_forSegment_(NSImage.imageNamed_("recording1"), 2)
self.updateAudioStatusWithCodecInformation()
self.updateLabelColor()
self.updateTLSIcon()
#self.updateSRTPIcon()
self.update_encryption_icon()
NSApp.delegate().contactsWindowController.updateAudioButtons()
elif status == STREAM_DISCONNECTING:
if len(self.sessionController.streamHandlers) > 1:
self.hangup_reason = NSLocalizedString("Audio Removed", "Audio status label")
self.updateAudioStatusWithSessionState(NSLocalizedString("Audio Removed", "Audio status label"))
elif oldstatus == STREAM_WAITING_DNS_LOOKUP:
self.updateAudioStatusWithSessionState(NSLocalizedString("Session Cancelled", "Audio status label"))
else:
self.hangup_reason = NSLocalizedString("Session Ended", "Audio status label")
self.updateAudioStatusWithSessionState(NSLocalizedString("Session Ended", "Audio status label"))
elif status == STREAM_CANCELLING:
self.updateAudioStatusWithSessionState(NSLocalizedString("Cancelling Request...", "Audio status label"))
elif status == STREAM_INCOMING:
self.updateTLSIcon()
self.updateAudioStatusWithSessionState(NSLocalizedString("Accepting Session...", "Audio status label"))
elif status == STREAM_IDLE:
if self.hangedUp and oldstatus in (STREAM_INCOMING, STREAM_CONNECTING, STREAM_PROPOSING):
self.updateAudioStatusWithSessionState(NSLocalizedString("Session Cancelled", "Audio status label"))
elif not self.transferred:
if fail_reason == "remote":
self.updateAudioStatusWithSessionState(NSLocalizedString("Session Ended by Remote", "Audio status label"))
elif fail_reason == "local":
status = self.hangup_reason if self.hangup_reason else NSLocalizedString("Session Ended", "Audio status label")
self.updateAudioStatusWithSessionState(status)
else:
self.updateAudioStatusWithSessionState(fail_reason)
self.audioStatus.sizeToFit()
elif status == STREAM_FAILED:
self.audioEndTime = time.time()
if self.hangedUp and oldstatus in (STREAM_CONNECTING, STREAM_PROPOSING):
self.updateAudioStatusWithSessionState(NSLocalizedString("Session Cancelled", "Audio status label"))
elif oldstatus == STREAM_CANCELLING:
self.updateAudioStatusWithSessionState(NSLocalizedString("Request Cancelled", "Audio status label"), True)
elif oldstatus != STREAM_FAILED:
self.updateAudioStatusWithSessionState(fail_reason[0:32].title() if fail_reason else NSLocalizedString("Error", "Audio status label"), True)
if status == STREAM_CONNECTED:
self.audioSegmented.setEnabled_forSegment_(True, 0)
self.encryptionSegmented.setEnabled_forSegment_(True, 0)
self.encryptionSegmented.setEnabled_forSegment_(True, 1)
self.encryptionSegmented.setEnabled_forSegment_(True, 2)
self.transferSegmented.setEnabled_forSegment_(True, 0)
self.transferSegmented.setEnabled_forSegment_(True, 1)
self.conferenceSegmented.setEnabled_forSegment_(True, 0)
self.conferenceSegmented.setEnabled_forSegment_(True, 1)
if not self.answeringMachine:
self.audioSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 1)
self.encryptionSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 3)
self.transferSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 2)
self.conferenceSegmented.setEnabled_forSegment_(True and self.recordingEnabled, 2)
self.audioSegmented.setEnabled_forSegment_(True, 2)
self.encryptionSegmented.setEnabled_forSegment_(True, 4)
self.transferSegmented.setEnabled_forSegment_(True, 3)
self.conferenceSegmented.setEnabled_forSegment_(True, 3)
elif status in (STREAM_CONNECTING, STREAM_PROPOSING, STREAM_INCOMING, STREAM_WAITING_DNS_LOOKUP, STREAM_RINGING):
# can cancel the call, but not put on hold
for i in range(2):
self.audioSegmented.setEnabled_forSegment_(False, i)
self.audioSegmented.setEnabled_forSegment_(True, 2)
for i in range(4):
self.encryptionSegmented.setEnabled_forSegment_(False, i)
self.encryptionSegmented.setEnabled_forSegment_(True, 4)
for i in range(3):
self.transferSegmented.setEnabled_forSegment_(False, i)
self.transferSegmented.setEnabled_forSegment_(True, 3)
for i in range(3):
self.conferenceSegmented.setEnabled_forSegment_(False, i)
self.conferenceSegmented.setEnabled_forSegment_(True, 3)
elif status == STREAM_FAILED:
for i in range(3):
self.audioSegmented.setEnabled_forSegment_(False, i)
for i in range(5):
self.encryptionSegmented.setEnabled_forSegment_(False, i)
for i in range(4):
self.transferSegmented.setEnabled_forSegment_(False, i)
for i in range(4):
self.conferenceSegmented.setEnabled_forSegment_(False, i)
else:
for i in range(3):
self.audioSegmented.setEnabled_forSegment_(False, i)
for i in range(5):
self.encryptionSegmented.setEnabled_forSegment_(False, i)
for i in range(4):
self.transferSegmented.setEnabled_forSegment_(False, i)
for i in range(4):
self.conferenceSegmented.setEnabled_forSegment_(False, i)
if status in (STREAM_IDLE, STREAM_FAILED):
self.view.setDelegate_(None)
MediaStream.changeStatus(self, newstate, fail_reason)
def updateStatisticsTimer_(self, timer):
if not self.stream:
return
stats = self.stream.statistics
if stats is not None and self.last_stats is not None:
jitter = stats['rx']['jitter']['last'] / 1000.0 + stats['tx']['jitter']['last'] / 1000.0
rtt = stats['rtt']['last'] / 1000 / 2
rx_packets = stats['rx']['packets'] - self.last_stats['rx']['packets']
rx_lost_packets = stats['rx']['packets_lost'] - self.last_stats['rx']['packets_lost']
loss = 100.0 * rx_lost_packets / rx_packets if rx_packets else 0
self.statistics['loss'] = loss
self.statistics['jitter'] = jitter
self.statistics['rtt'] = rtt
rx_overhead = (stats['rx']['packets'] - self.previous_rx_packets) * RTP_PACKET_OVERHEAD
tx_overhead = (stats['tx']['packets'] - self.previous_tx_packets) * RTP_PACKET_OVERHEAD
if self.previous_rx_packets:
self.statistics['rx_bytes'] = stats['rx']['bytes']/STATISTICS_INTERVAL - self.previous_rx_bytes + rx_overhead
if self.previous_tx_packets:
self.statistics['tx_bytes'] = stats['tx']['bytes']/STATISTICS_INTERVAL - self.previous_tx_bytes + tx_overhead
if self.statistics['rx_bytes'] < 0:
self.statistics['rx_bytes'] = 0
if self.statistics['tx_bytes'] < 0:
self.statistics['tx_bytes'] = 0
self.previous_rx_bytes = stats['rx']['bytes'] if stats['rx']['bytes'] >=0 else 0
self.previous_tx_bytes = stats['tx']['bytes'] if stats['tx']['bytes'] >=0 else 0
self.previous_rx_packets = stats['rx']['packets']
self.previous_tx_packets = stats['tx']['packets']
self.last_stats = stats
def updateDuration(self):
if not self.session:
return
if self.zrtp_show_verify_phrase:
self.elapsed.setStringValue_('Confirm verbally zRTP encryption phrase:')
return
if self.session.end_time:
now = self.session.end_time
else:
now = datetime.datetime(*time.localtime()[:6])
if self.session.start_time and now >= self.session.start_time:
elapsed = now - self.session.start_time
self.duration = elapsed.seconds
h = elapsed.seconds / (60*60)
m = (elapsed.seconds / 60) % 60
s = elapsed.seconds % 60
text = u"%02i:%02i:%02i" % (h,m,s)
speed = self.statistics['rx_bytes']
speed_text = ' %s/s' % format_size(speed, bits=True) if speed else ''
text = text + speed_text
self.elapsed.setStringValue_(text)
else:
if self.status == STREAM_CONNECTING and self.sessionController.routes:
self.elapsed.setStringValue_(sip_prefix_pattern.sub("", str(self.sessionController.routes[0])))
elif self.status == STREAM_RINGING:
self.updateAudioStatusWithSessionState(NSLocalizedString("Ringing...", "Audio status label"))
else:
self.elapsed.setStringValue_(u"")
def updateTileStatistics(self):
if not self.session:
return
self.updateDuration()
if self.stream:
settings = SIPSimpleSettings()
jitter = self.statistics['jitter']
rtt = self.statistics['rtt']
loss = self.statistics['loss']
if self.jitter_history is not None:
self.jitter_history.append(jitter)
if self.rtt_history is not None:
self.rtt_history.append(rtt)
if self.loss_history is not None:
self.loss_history.append(loss)
if self.rx_speed_history is not None:
self.rx_speed_history.append(self.statistics['rx_bytes'] * 8)
if self.tx_speed_history is not None:
self.tx_speed_history.append(self.statistics['tx_bytes'] * 8)
text = ""
qos_data = NotificationData()
qos_data.latency = '0ms'
qos_data.packet_loss = '0%'
send_qos_notify = False
if rtt > settings.gui.rtt_threshold:
if rtt > 1000:
latency = '%.1f' % (float(rtt)/1000.0)
text += NSLocalizedString("%ss Latency", "Label") % latency
send_qos_notify = True
qos_data.latency = '%ss' % latency
else:
text += NSLocalizedString("%dms Latency", "Label") % rtt
send_qos_notify = True
qos_data.latency = '%sms' % rtt
if loss > 3:
text += " " + NSLocalizedString("%d%% Loss", "Label") % loss
qos_data.packet_loss = '%d%%' % loss
send_qos_notify = True
if send_qos_notify:
self.info.setStringValue_(text)
if not self.audio_has_quality_issues:
self.notification_center.post_notification("AudioSessionHasQualityIssues", sender=self, data=qos_data)
self.audio_has_quality_issues = True
else:
if self.audio_has_quality_issues:
self.notification_center.post_notification("AudioSessionQualityRestored", sender=self, data=qos_data)
self.audio_has_quality_issues = False
self.info.setStringValue_("")
else:
self.info.setStringValue_("")
def menuWillOpen_(self, menu):
if menu == self.encryptionMenu:
i = 20
while True:
item = menu.itemWithTag_(i)
if not item:
break
item.setHidden_(not self.zrtp_supported)
i += 1
i = 10
while True:
item = menu.itemWithTag_(i)
if not item:
break
item.setHidden_(self.zrtp_active or (self.stream and not self.stream.srtp_active))
i += 1
item = menu.itemWithTag_(11)
item.setState_(NSOnState if (self.stream and self.stream.srtp_active) else NSOffState)
#item.setEnabled_(self.stream and self.stream.srtp_active)
item = menu.itemWithTag_(12)
item.setHidden_(self.sessionController.account is BonjourAccount() or self.zrtp_active or not self.stream.srtp_active)
item = menu.itemWithTag_(14)
item.setHidden_(self.session and self.session.transport == "tls")
item = menu.itemWithTag_(21)
item.setState_(NSOnState if self.zrtp_active else NSOffState)
_label = NSLocalizedString("Encrypted", "Menu item") if self.zrtp_active else NSLocalizedString("Encrypt", "Menu item")
title = NSLocalizedString("%s using Diffie-Hellman key exchange (zRTP)", "Menu item") % _label
item.setTitle_(title)
item = menu.itemWithTag_(22)
item.setState_(NSOnState if self.zrtp_verified else NSOffState)
item.setEnabled_(self.zrtp_active and self.zrtp_show_verify_phrase)
item.setTitle_(NSLocalizedString("Identity Confirmed", "Menu item") if self.zrtp_verified else NSLocalizedString("Confirm Identity by verbally comparing the phrase", "Menu item"))
item = menu.itemWithTag_(23)
item.setTitle_(NSLocalizedString("Show Confirm Identity Phrase", "Menu item") if not self.zrtp_show_verify_phrase else NSLocalizedString("Hide Confirm Identity Phrase", "Menu item" ))
item.setEnabled_(self.zrtp_active)
item = menu.itemWithTag_(24)
item.setEnabled_(self.zrtp_active)
item.setState_(NSOnState if not self.zrtp_is_ok else NSOffState)
item = menu.itemWithTag_(31)
item.setHidden_(self.zrtp_active or (self.stream and self.stream.srtp_active))