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Request cancelled when trying to detect faces in photo using VNDetectFaceRectanglesRequest.
Hi, I am running the following code and I am getting an error that I was not able to find what is the cause of it. The code runs on its own queue. Code: let handler = VNImageRequestHandler(data: photoData, options: [:]) let request = VNDetectFaceRectanglesRequest { request, error in guard error == nil, let results = request.results, results.count > 0 else { return } } request.preferBackgroundProcessing = true try? handler.perform([request]) Error: Error Domain=com.apple.vis Code=1 "request VNDetectFaceRectanglesRequest was cancelled" UserInfo={VNRequest=<VNDetectFaceRectanglesRequest: 0x600002044000> VNDetectFaceRectanglesRequestRevision3 preferBackgroundProcessing ROI=[0, 0, 1, 1], NSLocalizedDescription=request VNDetectFaceRectanglesRequest was cancelled} Env: MacBook Pro M1 Xcode Version 13.3.1 Deployment Target iOS 13
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Jun ’22