forked from AGProjects/blink-cocoa
/
VideoController.py
600 lines (498 loc) · 25.7 KB
/
VideoController.py
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
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
# Copyright (C) 2014 AG Projects. See LICENSE for details.
#
from AppKit import NSApp, NSEventTrackingRunLoopMode
from Foundation import NSRunLoop, NSRunLoopCommonModes, NSTimer, NSLocalizedString
from application.notification import IObserver, NotificationCenter
from application.python import Null
from application.system import host
from collections import deque
from zope.interface import implementer
from sipsimple.streams import MediaStreamRegistry
from sipsimple.configuration.settings import SIPSimpleSettings
from sipsimple.threading import run_in_thread
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_CONNECTED, STATE_FAILED, STATE_DNS_FAILED, STATE_FINISHED
from SessionInfoController import ice_candidates
from VideoWindowController import VideoWindowController
from VideoRecorder import VideoRecorder
from util import run_in_gui_thread, beautify_video_codec
import objc
# 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
STATISTICS_INTERVAL = 1.0
@implementer(IObserver)
class VideoController(MediaStream):
type = "video"
ended = False
started = False
previous_rx_bytes = 0
previous_tx_bytes = 0
previous_tx_packets = 0
previous_rx_packets = 0
all_rx_bytes = 0
statistics_timer = None
last_stats = None
initial_full_screen = False
media_received = False
waiting_label = NSLocalizedString("Waiting For Media...", "Audio status label")
paused = False
@objc.python_method
@classmethod
def createStream(self):
return MediaStreamRegistry.VideoStream()
@objc.python_method
def resetStream(self):
self.sessionController.log_debug("Reset stream %s" % self)
self.notification_center.discard_observer(self, sender=self.stream)
self.stream = MediaStreamRegistry.VideoStream()
self.started = False
self.previous_rx_bytes = 0
self.previous_tx_bytes = 0
self.all_rx_bytes = 0
self.initial_full_screen = False
self.media_received = False
self.paused = False
self.notification_center.add_observer(self, sender=self.stream)
@property
def zrtp_verified(self):
if not self.zrtp_active:
return False
return self.stream.encryption.zrtp.verified
@property
def zrtp_sas(self):
if not self.zrtp_active:
return None
return self.stream.encryption.zrtp.sas
@property
def zrtp_active(self):
return self.stream.encryption.type == 'ZRTP' and self.stream.encryption.active
@property
def encryption_active(self):
return self.stream.encryption.active
@property
def srtp_active(self):
return self.stream.encryption.type == 'SRTP/SDES' and self.stream.encryption.active
def confirm_sas(self):
if not self.zrtp_active:
return
try:
self.stream.encryption.zrtp.verified = True
except Exception:
pass
@objc.python_method
def decline_sas(self):
if not self.zrtp_active:
return
try:
self.stream.encryption.zrtp.verified = False
except Exception:
pass
@objc.python_method
@run_in_gui_thread
def handle_notification(self, notification):
handler = getattr(self, '_NH_%s' % notification.name, Null)
handler(notification.sender, notification.data)
def initWithOwner_stream_(self, sessionController, stream):
self = objc.super(VideoController, self).initWithOwner_stream_(sessionController, stream)
self.notification_center = NotificationCenter()
sessionController.log_debug("Init %s" % self)
self.videoRecorder = VideoRecorder(self)
self.videoWindowController = VideoWindowController(self)
self.statistics = {'loss_rx': 0, 'rtt':0 , 'jitter':0 , 'rx_bytes': 0, 'tx_bytes': 0, 'fps': 0}
# 5 minutes of history data for Session Info graphs
self.loss_rx_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.ice_negotiation_status = NSLocalizedString("Disabled", "Label") if not self.sessionController.account.nat_traversal.use_ice else None
if self.sessionController.video_consumer != "standalone":
self.initial_full_screen = True
return self
@run_in_thread('video-io')
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']
self.all_rx_bytes =+ stats['rx']['bytes']
rx_lost_packets = stats['rx']['packets_lost'] - self.last_stats['rx']['packets_lost']
loss_rx = 100.0 * rx_lost_packets / rx_packets if rx_packets else 0
self.statistics['loss_rx'] = loss_rx
self.statistics['jitter'] = jitter
self.statistics['rtt'] = rtt
try:
self.statistics['fps'] = self.stream.producer.framerate
except AttributeError:
self.statistics['fps'] = 0
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']
# summarize statistics
jitter = self.statistics['jitter']
rtt = self.statistics['rtt']
loss_rx = self.statistics['loss_rx']
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_rx_history is not None:
self.loss_rx_history.append(loss_rx)
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)
self.last_stats = stats
if self.all_rx_bytes > 200000 and not self.initial_full_screen and self.sessionController.video_consumer == "standalone":
settings = SIPSimpleSettings()
if settings.video.full_screen_after_connect:
self.initial_full_screen = True
if self.videoWindowController:
self.videoWindowController.goToFullScreen()
if self.all_rx_bytes > 200000 and not self.media_received:
self.sessionController.log_info('Video channel received data')
self.markMediaReceived()
@objc.python_method
def markMediaReceived(self):
self.media_received = True
if self.videoWindowController and self.videoWindowController.disconnectLabel and self.videoWindowController.disconnectLabel.stringValue() == self.waiting_label:
self.videoWindowController.hideStatusLabel()
@objc.python_method
def togglePause(self):
if self.stream is None:
return
if self.status != STREAM_CONNECTED:
return
if self.paused:
self.sessionController.log_debug("Resume Video")
self.paused = False
self.stream.resume()
else:
self.paused = True
self.sessionController.log_debug("Pause Video")
self.stream.pause()
@objc.python_method
def showVideoWindow(self):
if self.videoWindowController:
self.videoWindowController.show()
@objc.python_method
def hideVideoWindow(self):
if self.videoWindowController:
if self.videoWindowController.window():
self.videoWindowController.videoView.setProducer(None)
if self.videoWindowController.full_screen or self.videoWindowController.full_screen_in_progress:
self.videoWindowController.must_hide_after_exit_full_screen = True
self.videoWindowController.goToWindowMode()
else:
self.videoWindowController.window().orderOut_(None)
@objc.python_method
def hide(self):
if self.videoWindowController:
self.videoWindowController.hide()
@objc.python_method
def goToFullScreen(self):
if self.videoWindowController:
self.videoWindowController.goToFullScreen()
@objc.python_method
def startOutgoing(self, is_update):
if self.videoWindowController:
self.videoWindowController.initLocalVideoWindow()
self.ended = False
self.notification_center.add_observer(self, sender=self.stream)
self.notification_center.add_observer(self, sender=self.sessionController)
self.notification_center.add_observer(self, sender=self.sessionController, name='VideoRemovedByRemoteParty')
if is_update and self.sessionController.canProposeMediaStreamChanges():
self.changeStatus(STREAM_PROPOSING)
else:
self.changeStatus(STREAM_WAITING_DNS_LOOKUP)
self.wait_for_camera_timer = NSTimer.timerWithTimeInterval_target_selector_userInfo_repeats_(5.0, self, "localVideoReadyTimer:", None, False)
NSRunLoop.currentRunLoop().addTimer_forMode_(self.wait_for_camera_timer, NSRunLoopCommonModes)
NSRunLoop.currentRunLoop().addTimer_forMode_(self.wait_for_camera_timer, NSEventTrackingRunLoopMode)
def localVideoReadyTimer_(self, timer):
self.notification_center.post_notification("BlinkLocalVideoReady", sender=self.sessionController)
self.wait_for_camera_timer = None
@objc.python_method
def startIncoming(self, is_update):
self.ended = False
self.notification_center.add_observer(self, sender=self.stream)
self.notification_center.add_observer(self, sender=self.sessionController)
self.notification_center.add_observer(self, sender=self.sessionController, name='VideoRemovedByRemoteParty')
self.changeStatus(STREAM_PROPOSING if is_update else STREAM_INCOMING)
def dealloc(self):
self.sessionController.log_debug("Dealloc %s" % self)
self.notification_center.discard_observer(self, sender=self.sessionController)
self.notification_center.discard_observer(self, sender=self.stream)
self.videoWindowController.release()
self.videoWindowController = None
self.videoRecorder = None
self.stream = None
self.sessionController = None
self.notification_center = None
objc.super(VideoController, self).dealloc()
def deallocTimer_(self, timer):
self.release()
@objc.python_method
def end(self):
if self.ended:
return
self.sessionController.log_debug("End %s" % self)
self.ended = True
if self.sessionController.waitingForLocalVideo:
self.stop_wait_for_camera_timer()
self.sessionController.cancelBeforeDNSLookup()
if self.sessionController.video_consumer == "audio":
NSApp.delegate().contactsWindowController.detachVideo(self.sessionController)
elif self.sessionController.video_consumer == "chat":
NSApp.delegate().chatWindowController.detachVideo(self.sessionController)
status = self.status
if status in [STREAM_IDLE, STREAM_FAILED]:
self.changeStatus(STREAM_IDLE)
elif status == STREAM_PROPOSING:
self.sessionController.cancelProposal(self)
self.changeStatus(STREAM_CANCELLING)
else:
self.sessionController.endStream(self)
self.changeStatus(STREAM_IDLE)
self.removeFromSession()
self.videoRecorder.stop()
self.videoWindowController.close()
self.notification_center.remove_observer(self, sender=self.sessionController, name='VideoRemovedByRemoteParty')
dealloc_timer = NSTimer.timerWithTimeInterval_target_selector_userInfo_repeats_(5.0, self, "deallocTimer:", None, False)
NSRunLoop.currentRunLoop().addTimer_forMode_(dealloc_timer, NSRunLoopCommonModes)
NSRunLoop.currentRunLoop().addTimer_forMode_(dealloc_timer, NSEventTrackingRunLoopMode)
@objc.python_method
def sessionStateChanged(self, state, detail):
if state == STATE_CONNECTING:
self.changeStatus(STREAM_CONNECTING)
elif state in (STATE_FAILED, STATE_DNS_FAILED):
if detail.startswith("DNS Lookup"):
if self.videoWindowController:
self.videoWindowController.showStatusLabel(NSLocalizedString("DNS Lookup failed", "Audio status label"))
self.changeStatus(STREAM_FAILED, NSLocalizedString("DNS Lookup failed", "Audio status label"))
else:
self.videoWindowController.showStatusLabel(detail)
self.changeStatus(STREAM_FAILED, detail)
@objc.python_method
@run_in_gui_thread
def changeStatus(self, newstate, fail_reason=None):
if self.status == newstate:
return
self.status = newstate
MediaStream.changeStatus(self, newstate, fail_reason)
if newstate in (STREAM_IDLE, STREAM_FAILED):
self.end()
if self.videoWindowController and self.videoWindowController.localVideoWindow:
self.videoWindowController.localVideoWindow.cancelButton.setHidden_(True)
if self.videoWindowController:
if newstate == STREAM_WAITING_DNS_LOOKUP:
self.videoWindowController.showStatusLabel(NSLocalizedString("Finding Destination...", "Audio status label"))
elif newstate == STREAM_RINGING:
self.videoWindowController.showStatusLabel(NSLocalizedString("Ringing...", "Audio status label"))
elif newstate == STREAM_CONNECTING:
self.videoWindowController.showStatusLabel(NSLocalizedString("Connecting...", "Audio status label"))
elif newstate == STREAM_CONNECTED:
if not self.media_received:
self.videoWindowController.showStatusLabel(self.waiting_label)
elif newstate == STREAM_PROPOSING:
self.videoWindowController.showStatusLabel(NSLocalizedString("Adding Video...", "Audio status label"))
@objc.python_method
def _NH_MediaStreamDidInitialize(self, sender, data):
pass
@objc.python_method
def _NH_RTPStreamICENegotiationDidFail(self, sender, data):
self.sessionController.log_info('Video ICE negotiation failed: %s' % data.reason)
self.ice_negotiation_status = data.reason
@objc.python_method
@run_in_gui_thread
def _NH_RTPStreamICENegotiationStateDidChange(self, sender, data):
if self.videoWindowController:
if data.state == 'GATHERING':
self.videoWindowController.showStatusLabel(NSLocalizedString("Gathering ICE Candidates...", "Audio status label"))
elif data.state == 'NEGOTIATION_START':
self.videoWindowController.showStatusLabel(NSLocalizedString("Connecting...", "Audio status label"))
elif data.state == 'NEGOTIATING':
self.videoWindowController.showStatusLabel(NSLocalizedString("Negotiating ICE...", "Audio status label"))
elif data.state == 'GATHERING_COMPLETE':
self.videoWindowController.showStatusLabel(NSLocalizedString("Gathering Complete", "Audio status label"))
elif data.state == 'RUNNING':
self.videoWindowController.showStatusLabel(NSLocalizedString("ICE Negotiation Succeeded", "Audio status label"))
elif data.state == 'FAILED':
self.videoWindowController.showStatusLabel(NSLocalizedString("ICE Negotiation Failed", "Audio status label"))
@objc.python_method
def _NH_RTPStreamICENegotiationDidSucceed(self, sender, data):
self.sessionController.log_info('Video ICE negotiation succeeded')
self.sessionController.log_info('Video RTP endpoints: %s:%d (%s) <-> %s:%d (%s)' % (self.stream.local_rtp_address, self.stream.local_rtp_port, ice_candidates[self.stream.local_rtp_candidate.type.lower()], self.stream.remote_rtp_address, self.stream.remote_rtp_port,
ice_candidates[self.stream.remote_rtp_candidate.type.lower()]))
self.ice_negotiation_status = 'Success'
@objc.python_method
def _NH_VideoStreamReceivedKeyFrame(self, sender, data):
if not self.media_received:
self.sessionController.log_info('Video channel received key frame')
self.markMediaReceived()
@objc.python_method
@run_in_gui_thread
def _NH_BlinkSessionChangedDisplayName(self, sender, data):
if self.videoWindowController:
self.videoWindowController.title = NSLocalizedString("Video with %s", "Window title") % self.sessionController.titleShort
if self.videoWindowController.window():
self.videoWindowController.window().setTitle_(self.videoWindowController.title)
@objc.python_method
def _NH_MediaStreamDidStart(self, sender, data):
self.started = True
sample_rate = self.stream.sample_rate/1000
codec = beautify_video_codec(self.stream.codec)
self.sessionController.log_info("Video stream established to %s:%s using %s codec" % (self.stream.remote_rtp_address, self.stream.remote_rtp_port, codec))
self.changeStatus(STREAM_CONNECTED)
self.sessionController.setVideoConsumer(self.sessionController.video_consumer)
self.statistics_timer = NSTimer.timerWithTimeInterval_target_selector_userInfo_repeats_(STATISTICS_INTERVAL, self, "updateStatisticsTimer:", None, True)
NSRunLoop.currentRunLoop().addTimer_forMode_(self.statistics_timer, NSRunLoopCommonModes)
NSRunLoop.currentRunLoop().addTimer_forMode_(self.statistics_timer, NSEventTrackingRunLoopMode)
@objc.python_method
def _NH_MediaStreamDidNotInitialize(self, sender, data):
self.sessionController.log_info("Video call failed: %s" % data.reason)
self.stopTimers()
self.changeStatus(STREAM_FAILED, data.reason)
self.ice_negotiation_status = None
self.rtt_history = None
self.loss_rx_history = None
self.jitter_history = None
self.rx_speed_history = None
self.tx_speed_history = None
@objc.python_method
def _NH_MediaStreamDidFail(self, sender, data):
pass
@objc.python_method
def _NH_MediaStreamWillEnd(self, sender, data):
self.stopTimers()
if self.videoWindowController:
self.videoWindowController.goToWindowMode()
self.ice_negotiation_status = None
self.rtt_history = None
self.loss_rx_history = None
self.jitter_history = None
self.rx_speed_history = None
self.tx_speed_history = None
@objc.python_method
def _NH_MediaStreamDidEnd(self, sender, data):
if data.error is not None:
self.sessionController.log_info("Video call failed: %s" % data.error)
self.changeStatus(STREAM_FAILED, data.reason)
elif self.started:
self.sessionController.log_info("Video stream ended")
else:
self.sessionController.log_info("Video stream canceled")
self.changeStatus(STREAM_IDLE, self.sessionController.endingBy)
@objc.python_method
def _NH_BlinkSessionGotRingIndication(self, sender, data):
self.changeStatus(STREAM_RINGING)
@objc.python_method
def _NH_VideoRemovedByRemoteParty(self, sender, data):
if self.videoWindowController:
self.videoWindowController.showStatusLabel(NSLocalizedString("Video Ended", "Label"))
@objc.python_method
def _NH_BlinkProposalGotRejected(self, sender, data):
if self.stream in data.proposed_streams:
if self.videoWindowController:
self.videoWindowController.showStatusLabel(NSLocalizedString("Proposal rejected", "Label"))
@objc.python_method
def _NH_BlinkWillCancelProposal(self, sender, data):
self.sessionController.log_info("Video proposal cancelled")
self.changeStatus(STREAM_FAILED, "Proposal Cancelled")
@objc.python_method
def _NH_BlinkSessionDidStart(self, sender, data):
if self.status != STREAM_CONNECTED:
if self.videoWindowController:
if not self.media_received:
self.videoWindowController.showStatusLabel(NSLocalizedString("Waiting for Media...", "Label"))
audio_stream = self.sessionController.streamHandlerOfType("audio")
if audio_stream and audio_stream.status in (STREAM_CONNECTING, STREAM_CONNECTED) and self.sessionController.video_consumer == 'audio':
NSApp.delegate().contactsWindowController.showAudioDrawer()
@objc.python_method
def _NH_BlinkSessionDidFail(self, sender, data):
if host is None or host.default_ip is None:
reason = NSLocalizedString("No Internet connection", "Label")
else:
reason = "%s (%s)" % (data.failure_reason.title(), data.code)
if data.code is not None:
if data.code == 486:
reason = NSLocalizedString("Busy Here", "Label")
elif data.code == 487:
reason = NSLocalizedString("Session Cancelled", "Label")
elif data.code == 603:
reason = NSLocalizedString("Call Declined", "Label")
elif data.code == 408:
if data.originator == 'local':
reason = NSLocalizedString("Network Timeout", "Label")
else:
reason = NSLocalizedString("User Unreachable", "Label")
elif data.code == 480:
reason = NSLocalizedString("User Not Online", "Label")
elif data.code == 482:
reason = NSLocalizedString("User Unreachable", "Label")
elif data.code >= 500 and data.code < 600:
reason = NSLocalizedString("Server Failure (%s)" % data.code, "Label")
if self.videoWindowController:
self.videoWindowController.showStatusLabel(reason)
self.stopTimers()
self.changeStatus(STREAM_FAILED)
@objc.python_method
def _NH_BlinkSessionWillEnd(self, sender, data):
if self.videoWindowController:
self.videoWindowController.showStatusLabel(NSLocalizedString("Video Ended", "Label"))
@objc.python_method
def stopTimers(self):
if self.statistics_timer is not None:
if self.statistics_timer.isValid():
self.statistics_timer.invalidate()
self.statistics_timer = None
@objc.python_method
def stop_wait_for_camera_timer(self):
if self.wait_for_camera_timer is not None:
if self.wait_for_camera_timer.isValid():
self.wait_for_camera_timer.invalidate()
self.wait_for_camera_timer = None
@objc.python_method
def _NH_RTPStreamDidEnableEncryption(self, sender, data):
self.sessionController.log_info("%s video encryption active using %s" % (sender.encryption.type, sender.encryption.cipher))
try:
otr = self.sessionController.encryption['video']
except KeyError:
self.sessionController.encryption['video'] = {}
self.sessionController.encryption['video']['type'] = sender.encryption.type
if self.videoWindowController:
self.videoWindowController.update_encryption_icon()
@objc.python_method
def _NH_RTPStreamDidNotEncryption(self, sender, data):
self.sessionController.log_info("Video encryption not enabled: %s" % data.reason)
if sender.encryption.type != 'ZRTP':
return
if self.videoWindowController:
self.videoWindowController.update_encryption_icon()
@objc.python_method
def _NH_RTPStreamZRTPReceivedSAS(self, sender, data):
if self.videoWindowController:
self.videoWindowController.update_encryption_icon()
@objc.python_method
def _NH_RTPStreamZRTPVerifiedStateChanged(self, sender, data):
if self.videoWindowController:
try:
otr = self.sessionController.encryption['video']
except KeyError:
self.sessionController.encryption['video'] = {}
self.sessionController.encryption['video']['type'] = 'ZRTP'
self.sessionController.encryption['video']['verified'] = 'yes' if self.stream.encryption.zrtp.verified else 'no'
self.videoWindowController.update_encryption_icon()