AVPlayer를 기반으로하는 사용자 지정 비디오 플레이어를 사용하여 HLS 스트림을 재생하는 비디오 피드가 있습니다. 탐색 모음에는 카메라를 시작하는 버튼이 있습니다. 캡처 세션과 같은 설정에AVCaptureSession이 시작된 다음 즉시 실패합니다.
Capture session error:
NSConcreteNotification 0x146eae70 {name = AVCaptureSessionRuntimeErrorNotification; object = <AVCaptureSession: 0x15976e70 [AVCaptureSessionPresetHigh]>
<AVCaptureDeviceInput: 0x145d3ee0 [Back Camera]> -> <AVCaptureVideoDataOutput: 0x159546f0>
<AVCaptureDeviceInput: 0x1594bd60 [iPhone Microphone]> -> <AVCaptureAudioDataOutput: 0x159823e0>
<AVCaptureDeviceInput: 0x145d3ee0 [Back Camera]> -> <AVCaptureVideoPreviewLayer: 0x1467b370>; userInfo = {
AVCaptureSessionErrorKey = "Error Domain=AVFoundationErrorDomain Code=-11819 \"Cannot Complete Action\" UserInfo=0x146f0ec0 {NSLocalizedRecoverySuggestion=Try again later., NSLocalizedDescription=Cannot Complete Action}";
}}
내 방법 : 아이폰 OS 7.0.3 업데이트로, 캡처 세션은 그래서 지금과 같은 오류를 방출, 그것을 시작하고 즉시 자체를 해체 할 심각한 문제가 발생 이 ...
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(captureSessionDidStartRunning:) name:AVCaptureSessionDidStartRunningNotification object:captureSession];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(captureSessionDidStopRunning:) name:AVCaptureSessionDidStopRunningNotification object:captureSession];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(captureSessionDidFailWithError:) name:AVCaptureSessionRuntimeErrorNotification object:captureSession];
discontinuous = NO;
_recording = NO;
_paused = NO;
// Alloc and initialize a capture session
captureSession = [[AVCaptureSession alloc] init];
// Setup and add the video device
AVCaptureDevice *videoDevice = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo];
NSError *videoError = nil;
_videoInput = [AVCaptureDeviceInput deviceInputWithDevice:videoDevice error:&videoError];
if (videoError) {
ErrorLog(@"%@", [videoError userInfo]);
}else {
if ([captureSession canAddInput:_videoInput])
[captureSession addInput:_videoInput];
else
ErrorLog(@"Cannot add video input");
}
// Setup and add the audio device
AVCaptureDevice *audioDevice = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeAudio];
NSError *audioError = nil;
_audioInput = [AVCaptureDeviceInput deviceInputWithDevice:audioDevice error:&audioError];
if (audioError) {
ErrorLog(@"%@", [audioError userInfo]);
}else {
if ([captureSession canAddInput:_audioInput])
[captureSession addInput:_audioInput];
else
ErrorLog(@"Cannot add audio input");
}
// Alloc and initialize video data output
AVCaptureVideoDataOutput *videoDataOutput = [[AVCaptureVideoDataOutput alloc] init];
captureQueue = dispatch_queue_create("tv.present.captureQueue", DISPATCH_QUEUE_SERIAL);
[videoDataOutput setSampleBufferDelegate:self queue:captureQueue];
// Setup default video capture settings (H.264 video pixel format)
NSDictionary *videoCaptureSettings = [NSDictionary dictionaryWithObjectsAndKeys:
[NSNumber numberWithInt:kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange], kCVPixelBufferPixelFormatTypeKey,
nil];
[videoDataOutput setVideoSettings:videoCaptureSettings];
if ([captureSession canAddOutput:videoDataOutput])
[captureSession addOutput:videoDataOutput];
else
ErrorLog(@"Cannot add video data output");
// Alloc and initialize audio data output
AVCaptureAudioDataOutput *audioDataOutput = [[AVCaptureAudioDataOutput alloc] init];
[audioDataOutput setSampleBufferDelegate:self queue:captureQueue];
// Add the output
if ([captureSession canAddOutput:audioDataOutput])
[captureSession addOutput:audioDataOutput];
else
ErrorLog(@"Cannot add audio data output");
// Setup the video connection
if ([videoDataOutput connectionWithMediaType:AVMediaTypeVideo]) {
videoConnection = [videoDataOutput connectionWithMediaType:AVMediaTypeVideo];
[videoConnection setVideoOrientation:AVCaptureVideoOrientationPortrait];
if ([videoConnection isVideoStabilizationSupported])
[videoConnection setEnablesVideoStabilizationWhenAvailable:YES];
}
// Setup the audio connection
if ([audioDataOutput connectionWithMediaType:AVMediaTypeAudio])
audioConnection = [audioDataOutput connectionWithMediaType:AVMediaTypeAudio];
PLog(@"Will start capture session!");
// Start running the capture session
[captureSession startRunning];
PLog(@"Did start capture session!");
// Setup the preview layer
_previewLayer = [AVCaptureVideoPreviewLayer layerWithSession:captureSession];
[_previewLayer setVideoGravity:AVLayerVideoGravityResizeAspectFill];
... 내 CameraViewController의 viewDidAppear에서 호출됩니다.
내가 수집 한 것으로부터, FeedTableViewController를 통해 CameraViewController를 표시하면서 비디오 플레이어가 할당 해제되면 mediaserverd 및 mediaremoted 오류가 발생합니다.
나는이 줄을 움직일 것입니다 :
Nov 1 17:28:19 Justin-Makailas-iPhone Present[1320] <Warning>: -[PVideoProcessor setupAndStartCaptureSession] [Line 158]
Will start capture session!
Nov 1 17:28:20 Justin-Makailas-iPhone kernel[0] <Debug>: AppleH4CamIn::setPowerStateGated: 1
Nov 1 17:28:20 Justin-Makailas-iPhone kernel[0] <Debug>: AppleH4CamIn::power_on_hardware
Nov 1 17:28:20 Justin-Makailas-iPhone voiced[1324] <Warning>: Error (hex)80000008 (int)-2147483640 at /SourceCache/VoiceServices/VoiceServices-225.1/Daemon/VSSpeechServer.m:1286 (destroying TTS instance)
Nov 1 17:28:29 Justin-Makailas-iPhone Present[1320] <Warning>: -[PVideoProcessor captureSessionDidStartRunning:] [Line 218]
Capture session did start running
Nov 1 17:28:29 Justin-Makailas-iPhone kernel[0] <Debug>: 016737.297413 wlan.A[1075] AppleBCMWLANNetManager::checkRealTimeTraffic(): now 16737.297403541 num entries 4
Nov 1 17:28:29 Justin-Makailas-iPhone kernel[0] <Debug>: 016737.297437 wlan.A[1076] AppleBCMWLANCore::dumpWmeCounters(): per TIDs tx counters: 43722 18715 0 0 0 68128 1584 0, per TIDs rx counters: 30945 256327 1484 0 0 473 104 0
Nov 1 17:28:29 Justin-Makailas-iPhone kernel[0] <Debug>: 016737.297458 wlan.A[1077] AppleBCMWLANCore::dumpWmeCounters(): AWDL: Tx 0 0 0 0 0 0 0 0, Rx: 0 0 0 0 0 0 0 0
Nov 1 17:28:29 Justin-Makailas-iPhone Present[1320] <Warning>: -[PVideoProcessor setupAndStartCaptureSession] [Line 161]
Did start capture session!
Nov 1 17:28:30 Justin-Makailas-iPhone ReportCrash[1327] <Notice>: Saved crashreport to /Library/Logs/CrashReporter/stacks+mediaserverd-2013-11-01-172830.plist using uid: 0 gid: 0, synthetic_euid: 0 egid: 0
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone kernel[0] <Debug>: AppleH4CamInUserClient::clientDied
Nov 1 17:28:30 Justin-Makailas-iPhone Present[1320] <Warning>: NSConcreteNotification 0x14678540 {name = AVCaptureSessionDidStopRunningNotification; object = <AVCaptureSession: 0x15976e70 [AVCaptureSessionPresetHigh]>
<AVCaptureDeviceInput: 0x145d3ee0 [Back Camera]> -> <AVCaptureVideoDataOutput: 0x159546f0>
<AVCaptureDeviceInput: 0x1594bd60 [iPhone Microphone]> -> <AVCaptureAudioDataOutput: 0x159823e0>
<AVCaptureDeviceInput: 0x145d3ee0 [Back Camera]> -> <AVCaptureVideoPreviewLayer: 0x1467b370>}
Nov 1 17:28:30 Justin-Makailas-iPhone Present[1320] <Warning>: -[PVideoProcessor captureSessionDidStopRunning:] [Line 214]
Capture session did stop running
Nov 1 17:28:30 Justin-Makailas-iPhone Present[1320] <Warning>: -[PVideoProcessor captureSessionDidFailWithError:] [Line 222]
Capture session error: NSConcreteNotification 0x146eae70 {name = AVCaptureSessionRuntimeErrorNotification; object = <AVCaptureSession: 0x15976e70 [AVCaptureSessionPresetHigh]>
<AVCaptureDeviceInput: 0x145d3ee0 [Back Camera]> -> <AVCaptureVideoDataOutput: 0x159546f0>
<AVCaptureDeviceInput: 0x1594bd60 [iPhone Microphone]> -> <AVCaptureAudioDataOutput: 0x159823e0>
<AVCaptureDeviceInput: 0x145d3ee0 [Back Camera]> -> <AVCaptureVideoPreviewLayer: 0x1467b370>; userInfo = {
AVCaptureSessionErrorKey = "Error Domain=AVFoundationErrorDomain Code=-11819 \"Cannot Complete Action\" UserInfo=0x146f0ec0 {NSLocalizedRecoverySuggestion=Try again later., NSLocalizedDescription=Cannot Complete Action}";
}}
Nov 1 17:28:30 Justin-Makailas-iPhone kernel[0] <Debug>: AppleH4CamInUserClient::clientDied
Nov 1 17:28:30 Justin-Makailas-iPhone kernel[0] <Debug>: AppleH4CamIn::setPowerStateGated: 0
Nov 1 17:28:30 Justin-Makailas-iPhone kernel[0] <Debug>: AppleH4CamIn::power_off_hardware
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone com.apple.launchd[1] (com.apple.mediaserverd[1308]) <Notice>: (com.apple.mediaserverd) Exited: Killed: 9
Nov 1 17:28:30 Justin-Makailas-iPhone mediaserverd[1328] <Notice>:
Nov 1 17:28:30 Justin-Makailas-iPhone mediaserverd[1328] <Notice>: 2013-11-01 05:28:30.579219 PM [AirPlay] HAL plugin initializing
Nov 1 17:28:30 Justin-Makailas-iPhone mediaserverd[1328] <Notice>: 2013-11-01 05:28:30.581993 PM [AirPlay] HAL plugin initialized
Nov 1 17:28:30 Justin-Makailas-iPhone mediaserverd[1328] <Notice>: <vad> NOTE: 17:28:30.616 [tid 0x3c6af18c] [304]: Logging defaults: [ General Priority: Note; Trace Priority: Note; Async Priority: Error; Traced Scopes: { } ].
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:30 Justin-Makailas-iPhone mediaremoted[21] <Error>: Property list invalid for format: 200 (property lists cannot contain NULL)
Nov 1 17:28:33 Justin-Makailas-iPhone Present[1320] <Warning>: -[PVideoProcessor stopAndTeardownCaptureSession] [Line 169]
Stop and teardown
이 문제를 해결 했습니까? – Vasanth
@Vasanth 예, https://github.com/Present-Inc/CameraKit을 확인하십시오. – HighFlyingFantasy
@Vasanth가 솔루션을 자세히 설명해 주시겠습니까? 나는 똑같은 문제를 겪고있다. AVCaptureAudioDataOutput을 추가하면 카메라 세션이 즉시 중지됩니다. –