经过无数次尝试并筛选每个SO答案+谷歌结果后，令我感到困惑的是，在iOS上使用EXIF是如此令人沮丧。下面是工作代码及其结果。[[selfstillImageOutput]captureStillImageAsynchronouslyFromConnection:videoConnectioncompletionHandler:^(CMSampleBufferRefimageSampleBuffer,NSError*error){NSData*imageNSData=[AVCaptureStillImageOutputjpegStillImageNSDataRepresentation

我正在尝试将EXIF数据写入图像，但CGImageDestinationFinalize崩溃了:varimage=info[UIImagePickerControllerOriginalImage]as!UIImageletjpeg=UIImageJPEGRepresentation(image,1.0)varsource:CGImageSource?=nilsource=CGImageSourceCreateWithData((jpegasCFData?)!,nil)letmetadata=CGImageSourceCopyPropertiesAtIndex(source!,0,ni

我正在尝试将EXIF数据写入图像，但CGImageDestinationFinalize崩溃了:varimage=info[UIImagePickerControllerOriginalImage]as!UIImageletjpeg=UIImageJPEGRepresentation(image,1.0)varsource:CGImageSource?=nilsource=CGImageSourceCreateWithData((jpegasCFData?)!,nil)letmetadata=CGImageSourceCopyPropertiesAtIndex(source!,0,ni