来自Sinch视频库的主线程检查器警告
来自Sinch视频库的主线程检查器警告
提问于 2017-07-13 07:43:20
我在我的IOS应用中使用SinchRTC 3.11.1。当我进入视频聊天时，由于Sinch库的缘故，产生了以下警告。一些UI API调用是从后台线程而不是主UI线程执行的。这些问题可以在库中修复吗？
Main Thread Checker: UI API called on a background thread: -[UIApplication applicationState]
PID: 96751, TID: 7066961, Thread name: Sinch Worker Thread, Queue name: com.apple.root.default-qos.overcommit, QoS: 21
Backtrace:
4 XXXXXX 0x0000000105d7eb41 -[SINClientImpl onPubSubSubscriptionConnectionEvent] + 66
5 XXXXXX 0x0000000105d7ec84 -[SINClientImpl onPubSubSubscriptionSuccess:] + 197
6 CoreFoundation 0x0000000108740a3c __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 12
7 CoreFoundation 0x000000010874093a _CFXRegistrationPost + 442
8 CoreFoundation 0x0000000108740682 ___CFXNotificationPost_block_invoke + 50
9 CoreFoundation 0x0000000108702a02 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1826
10 CoreFoundation 0x0000000108701b7c _CFXNotificationPost + 652
11 Foundation 0x0000000109ec0172 -[NSNotificationCenter postNotificationName:object:userInfo:] + 66
12 XXXXXX 0x0000000105d9b8c7 -[SINPubSubscriber notify:userInfo:] + 336
13 XXXXXX 0x0000000105d9ba46 -[SINPubSubscriber subscribeDidSucceedOnChannel:sequence:withRequestedTimetoken:] + 220
14 XXXXXX 0x0000000105d92515 -[PubnubSubscriber request:withInitialTimeToken:didSucceedWithResponse:] + 435
15 XXXXXX 0x0000000105d920d5 __43-[PubnubSubscriber subscribeWithTimeToken:]_block_invoke + 111
16 XXXXXX 0x0000000105d909ce __52-[PubnubService performRequest:onSuccess:onFailure:]_block_invoke.42 + 143
17 XXXXXX 0x0000000105d8ffc9 -[PubnubRequestOperation operationWillFinish] + 284
18 XXXXXX 0x0000000105d6902d -[SINQRunLoopOperation finishWithError:] + 70
19 XXXXXX 0x0000000105d68536 -[SINQHTTPOperation finishWithError:] + 41
20 CFNetwork 0x0000000107f7e0e5 __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke + 53
21 CFNetwork 0x0000000107f7e00a -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] + 198
22 CFNetwork 0x0000000107f7df32 -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] + 48
23 CFNetwork 0x0000000107f823b3 ___ZN27URLConnectionClient_Classic26_delegate_didFinishLoadingEU13block_pointerFvvE_block_invoke + 100
24 CFNetwork 0x00000001081283cb ___ZN27URLConnectionClient_Classic18_withDelegateAsyncEPKcU13block_pointerFvP16_CFURLConnectionPK33CFURLConnectionClientCurrent_VMaxE_block_invoke_2 + 100
25 libdispatch.dylib 0x0000000110e8a658 _dispatch_client_callout + 8
26 libdispatch.dylib 0x0000000110e8fe6b _dispatch_block_invoke_direct + 589
27 CFNetwork 0x0000000107f7de04 _ZN19RunloopBlockContext13_invoke_blockEPKvPv + 24
28 CoreFoundation 0x00000001086f35d8 CFArrayApplyFunction + 72
29 CFNetwork 0x0000000107f7dcda _ZN19RunloopBlockContext7performEv + 132
30 CFNetwork 0x0000000107f7db78 _ZN17MultiplexerSource7performEv + 282
31 CFNetwork 0x0000000107f7d9ab _ZN17MultiplexerSource8_performEPv + 65
32 CoreFoundation 0x0000000108747e71 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
33 CoreFoundation 0x000000010872c56f __CFRunLoopDoSources0 + 271
34 CoreFoundation 0x000000010872bb1f __CFRunLoopRun + 1039
35 CoreFoundation 0x000000010872b499 CFRunLoopRunSpecific + 409
36 Foundation 0x0000000109eda22e -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 274
37 XXXXXX 0x0000000105cf8bd8 _ZN4base20MessagePumpNSRunLoop2017-07-12 12:20:51.360149-0700 XXXXXX[96751:7066961] [reports] Main Thread Checker: UI API called on a background thread: -[UIApplication applicationState]
PID: 96751, TID: 7066961, Thread name: Sinch Worker Thread, Queue name: com.apple.root.default-qos.overcommit, QoS: 21
Backtrace:
4 XXXXXX 0x0000000105d7eb41 -[SINClientImpl onPubSubSubscriptionConnectionEvent] + 66
5 XXXXXX 0x0000000105d7ec84 -[SINClientImpl onPubSubSubscriptionSuccess:] + 197
6 CoreFoundation 0x0000000108740a3c __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 12
7 CoreFoundation 0x000000010874093a _CFXRegistrationPost + 442
8 CoreFoundation 0x0000000108740682 ___CFXNotificationPost_block_invoke + 50
9 CoreFoundation 0x0000000108702a02 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1826
10 CoreFoundation 0x0000000108701b7c _CFXNotificationPost + 652
11 Foundation 0x0000000109ec0172 -[NSNotificationCenter postNotificationName:object:userInfo:] + 66
12 XXXXXX 0x0000000105d9b8c7 -[SINPubSubscriber notify:userInfo:] + 336
13 XXXXXX 0x0000000105d9ba46 -[SINPubSubscriber subscribeDidSucceedOnChannel:sequence:withRequestedTimetoken:] + 220
14 XXXXXX 0x0000000105d92515 -[PubnubSubscriber request:withInitialTimeToken:didSucceedWithResponse:] + 435
15 XXXXXX 0x0000000105d920d5 __43-[PubnubSubscriber subscribeWithTimeToken:]_block_invoke + 111
16 XXXXXX 0x0000000105d909ce __52-[PubnubService performRequest:onSuccess:onFailure:]_block_invoke.42 + 143
17 XXXXXX 0x0000000105d8ffc9 -[PubnubRequestOperation operationWillFinish] + 284
18 XXXXXX 0x0000000105d6902d -[SINQRunLoopOperation finishWithError:] + 70
19 XXXXXX 0x0000000105d68536 -[SINQHTTPOperation finishWithError:] + 41
20 CFNetwork 0x0000000107f7e0e5 __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke + 53
21 CFNetwork 0x0000000107f7e00a -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] + 198
22 CFNetwork 0x0000000107f7df32 -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] + 48
23 CFNetwork 0x0000000107f823b3 ___ZN27URLConnectionClient_Classic26_delegate_didFinishLoadingEU13block_pointerFvvE_block_invoke + 100
24 CFNetwork 0x00000001081283cb ___ZN27URLConnectionClient_Classic18_withDelegateAsyncEPKcU13block_pointerFvP16_CFURLConnectionPK33CFURLConnectionClientCurrent_VMaxE_block_invoke_2 + 100
25 libdispatch.dylib 0x0000000110e8a658 _dispatch_client_callout + 8
26 libdispatch.dylib 0x0000000110e8fe6b _dispatch_block_invoke_direct + 589
27 CFNetwork 0x0000000107f7de04 _ZN19RunloopBlockContext13_invoke_blockEPKvPv + 24
28 CoreFoundation 0x00000001086f35d8 CFArrayApplyFunction + 72
29 CFNetwork 0x0000000107f7dcda _ZN19RunloopBlockContext7performEv + 132
30 CFNetwork 0x0000000107f7db78 _ZN17MultiplexerSource7performEv + 282
31 CFNetwork 0x0000000107f7d9ab _ZN17MultiplexerSource8_performEPv + 65
32 CoreFoundation 0x0000000108747e71 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
33 CoreFoundation 0x000000010872c56f __CFRunLoopDoSources0 + 271
34 CoreFoundation 0x000000010872bb1f __CFRunLoopRun + 1039
35 CoreFoundation 0x000000010872b499 CFRunLoopRunSpecific + 409
36 Foundation 0x0000000109eda22e -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 274
37 XXXXXX 0x0000000105cf8bd8 _ZN4base20MessagePumpNSRunLoop
=================================================================
Main Thread Checker: UI API called on a background thread: -[UIView layer]
PID: 96751, TID: 7066464, Thread name: (none), Queue name: com.sinch.SINVideoCapturer.session, QoS: 25
Backtrace:
4 XXXXXX 0x0000000105d66f4f -[SINVideoCapturer startWithPreset_sq:frameRate:] + 505
5 libdispatch.dylib 0x0000000110e8966d _dispatch_call_block_and_release + 12
6 libdispatch.dylib 0x0000000110e8a658 _dispatch_client_callout + 8
7 libdispatch.dylib 0x0000000110e9308c _dispatch_queue_serial_drain + 1173
8 libdispatch.dylib 0x0000000110e93aa5 _dispatch_queue_invoke + 342
9 libdispatch.dylib 0x0000000110e96d3b _dispatch_root_queue_drain + 785
10 libdispatch.dylib 0x0000000110e969c7 _dispatch_worker_thread4 + 54
11 libsystem_pthread.dylib 0x00000001112ed616 _pthread_wqthread + 1299
12 libsystem_pthread.dylib 0x00000001112ed0f1 start_wqthread + 13
2017-07-12 12:20:52.112965-0700 XXXXXX[96751:7066464] [reports] Main Thread Checker: UI API called on a background thread: -[UIView layer]
PID: 96751, TID: 7066464, Thread name: (none), Queue name: com.sinch.SINVideoCapturer.session, QoS: 25
Backtrace:
4 XXXXXX 0x0000000105d66f4f -[SINVideoCapturer startWithPreset_sq:frameRate:] + 505
5 libdispatch.dylib 0x0000000110e8966d _dispatch_call_block_and_release + 12
6 libdispatch.dylib 0x0000000110e8a658 _dispatch_client_callout + 8
7 libdispatch.dylib 0x0000000110e9308c _dispatch_queue_serial_drain + 1173
8 libdispatch.dylib 0x0000000110e93aa5 _dispatch_queue_invoke + 342
9 libdispatch.dylib 0x0000000110e96d3b _dispatch_root_queue_drain + 785
10 libdispatch.dylib 0x0000000110e969c7 _dispatch_worker_thread4 + 54
11 libsystem_pthread.dylib 0x00000001112ed616 _pthread_wqthread + 1299
12 libsystem_pthread.dylib 0x00000001112ed0f1 start_wqthread + 13Stack Overflow用户
发布于 2017-09-22 06:13:05
这是因为Xcode9提供了一个新的主线程检查器，用于检查UI是否在主线程中执行。UI操作必然会在非主线程中导致问题。您必须更新SinchRTC才能修复此运行时问题。SinchRTC的开发人员应该对此打补丁并发布更新。希望这能有所帮助。有关更多信息，请参阅此link。
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://stackoverflow.com/questions/45069209
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