PhotoKit

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Work with image and video assets managed by the Photos app, including those from iCloud Photos and Live Photos, using PhotoKit.

Posts under PhotoKit tag

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When deleting photos, encountered PHPhotosError.operationInterrupted (3301).
Hi, I’ve developed a photo app that includes a photo deletion feature. Some users have reported encountering PHPhotosError.operationInterrupted (3301) when attempting to delete photos. Initially, I suspected that some of the assets might have a sourceType of typeiTunesSynced, since the documentation notes that iTunes-synced assets cannot be edited or deleted. However, after checking the logs, all of the assets involved are of typeUserLibrary. Additionally, the user mentioned that some photos in the iPhone Photos do not show a delete button. I’m unsure whether the absence of the delete button is related to the 3301 error. I’d like to confirm the following: Under what conditions does PHPhotosError.operationInterrupted (3301) occur, and how should it be handled? Why do some photos in the iPhone Photos not show a delete button? The code for deleting photos is as follows: PHPhotoLibrary *library = [PHPhotoLibrary sharedPhotoLibrary]; [library performChanges:^{ PHFetchResult *assetsToBeDeleted = [PHAsset fetchAssetsWithLocalIdentifiers:delUrls options:nil]; if (assetsToBeDeleted) { [PHAssetChangeRequest deleteAssets:assetsToBeDeleted]; } } completionHandler:^(BOOL success, NSError *error) {
0
0
131
Jun ’25
PHFetchOptions: Full List of Supported Predicate Keys
Hi, Could anybody share the full list of supported Predicate keys for the PHFetchOptions? I'm aware of the list that is posted in the documentation: https://developer.apple.com/documentation/photos/phfetchoptions However I have reason to believe that this is not an exhaustive list and there also seem to be mistakes in this doc. i.e. isFavorite does not work but favorite does. Through some experimentation I also found that this works: NSPredicate(format: "adjustmentFormatIdentifier == 'com.pixelmatorteam.touch.x.photo.PhotosAdjustmentData.EmbeddedSlimSidecarFileInfo.compressed'") even though adjustmentFormatIdentifier is not listed as a supported key. Are there other secret keys that you are aware of? Specifically I want to filter a fetch result for edited items. Something like this: NSPredicate(format: "hasAdjustments == true") (I tried this, doesn't work) The native Photos app has such a filter which leads me to believe that there probably is a key for this: If one of the Framework Developers reads this: Could you please update the documentation page with this information? Finally if there really aren't any more secret keys, is there a way to achieve this with adjustmentFormatIdentifier? I have tried a bunch of stuff already like adjustmentFormatIdentifier != nil but for some reason that gives me the exact opposite of what I want: all the photos without edits. 🫠 Any tips on the correct syntax here would be much appreciated.
1
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140
Jun ’25
ImageIO failed to encode HECIS in macOS 15.5
ImageIO encoding to HEICS fails in macOS 15.5. log writeImageAtIndex:1246: *** CMPhotoCompressionSessionAddImageToSequence: err = kCMPhotoError_UnsupportedOperation [-16994] (codec: 'hvc1') seems to be related with https://github.com/SDWebImage/SDWebImage/issues/3732 affected version iOS 18.4 (sim and device), macOS 15.5 unaffected version iOS 18.3 (sim and device), macOS 15.3
1
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197
Jun ’25
PHAssetChangeRequest revertAssetContentToOriginal without original asset content
The documentation for PHAssetChangeRequest.revertAssetContentToOriginal says it will fail if the original asset content is not on the current device so you should use PHAssetResourceManager to download it first, but this no longer seems to be the case in the latest iOS versions because an error no longer occurs when I take a photo on my iPhone, edit it, open Photos on my iPad and let it sync, then open my app on iPad and call revertAssetContentToOriginal for that asset. Does the system now take care of downloading the original when needed?
1
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168
Jun ’25
PHLivePhotoEditingContext.saveLivePhoto results in AVFoundation error -11800 "The operation could not be completed" reason An unknown error occurred (-12815)
When trying to edit some Live Photos, calling PHLivePhotoEditingContext.saveLivePhoto results in the following error: Error Domain=AVFoundationErrorDomain Code=-11800 "The operation could not be completed" UserInfo={NSLocalizedFailureReason=An unknown error occurred (-12815), NSLocalizedDescription=The operation could not be completed, NSUnderlyingError=0x300d05380 {Error Domain=NSOSStatusErrorDomain Code=-12815 "(null)"}} I was able to replicate it on my device by taking a new Live Photo. Not sure what's wrong with that one specifically, not all Live Photos replicate the issue. I've submitted FB15880825 with a sysdiagnose and a Photos Diagnostics as well. Any ideas what's going on here? It's impacting multiple customers. Thanks!
1
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608
Jun ’25
PhotosPicker obtains the result information of the selected video
In the AVP project, a selector pops up, only wanting to filter spatial videos. When selecting the material of one of the spatial videos, the selection result returns empty. How can we obtain the video selected by the user and get the path and the URL of the file The code is as follows: PhotosPicker(selection: $selectedItem, matching: .videos) { Text("Choose a spatial photo or video") } func loadTransferable(from imageSelection: PhotosPickerItem) -> Progress { return imageSelection.loadTransferable(type: URL.self) { result in DispatchQueue.main.async { // guard imageSelection == self.imageSelection else { return } print("加载成功的图片集合:(result)") switch result { case .success(let url?): self.selectSpatialVideoURL = url print("获取视频链接:(url)") case .success(nil): break // Handle the success case with an empty value. case .failure(let error): print("spatial错误:(error)") // Handle the failure case with the provided error. } } } }
4
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192
May ’25
AirDropped Videos from Photos Save to Files Instead of Photos on Receiving Device
My app allows users to capture and save videos to the Photos app using the following Swift code: PHPhotoLibrary.shared().performChanges { PHAssetChangeRequest.creationRequestForAssetFromVideo(atFileURL: fileURL) } completionHandler: { success, error in Videos are successfully saved to Photos and play correctly. However, users report that when they AirDrop these videos from the Photos app to another device (e.g., iPad to iPhone), the videos are saved in the Files app on the receiving device instead of the Photos app. This issue is more common with higher-resolution videos, such as 2K, recorded in HEVC format at 30 fps. I wasn't able to reproduce the issue locally. I've found a thread in public apple forum: https://discussions.apple.com/thread/255276865?sortBy=rank but I wonder maybe there are some special flags that I should clear or add to my videos (e.g. PHAssetChangeRequest)? Thank you!
0
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157
May ’25
[iOS 18.0] PHImageManager request image crash
I am seeing a crash on iOS 18.0 in my app due to PHImageManager.default().requestImage. Same crash is seen even while using requestImageDataAndOrientation. Not sure why this is happening only on iOS 18.0. Any help on this would be appreciated. Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000000000010 Exception Codes: 0x0000000000000001, 0x0000000000000010 VM Region Info: 0x10 is not in any region. Bytes before following region: 4310777840 REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL UNUSED SPACE AT START ---> Termination Reason: SIGNAL 11 Segmentation fault: 11 Terminating Process: exc handler [695] Triggered by Thread: 14 Thread 14 name: Dispatch queue: */file=33) .Generic Thread 14 Crashed: 0 libobjc.A.dylib 0x1944d7020 objc_msgSend + 32 1 PhotoLibraryServices 0x1b080262c +[PLUniformTypeIdentifier utiWithCompactRepresentation:conformanceHint:] + 40 2 Photos 0x1b0081354 _resourceInfoFromResultDict + 1048 3 Photos 0x1b0080a7c fetchResourcesForChoosing + 584 4 Photos 0x1b0080714 ___fetchNonHintResources_block_invoke.227 + 152 5 PhotoLibraryServices 0x1b026b3c4 __53-[PLManagedObjectContext _directPerformBlockAndWait:]_block_invoke + 48 6 CoreData 0x19f171b00 developerSubmittedBlockToNSManagedObjectContextPerform + 228 7 libdispatch.dylib 0x19eeff584 _dispatch_client_callout + 16 8 libdispatch.dylib 0x19eef5728 _dispatch_lane_barrier_sync_invoke_and_complete + 56 9 CoreData 0x19f1c2a0c -[NSManagedObjectContext performBlockAndWait:] + 308 10 PhotoLibraryServices 0x1b026cea4 -[PLManagedObjectContext _directPerformBlockAndWait:] + 144 11 PhotoLibraryServices 0x1b026cdf8 -[PLManagedObjectContext performBlockAndWait:] + 196 12 Photos 0x1b00804a4 _fetchNonHintResources + 292 13 Photos 0x1afeedb38 PHChooserListContinueEnumerating + 144 14 Photos 0x1afeed9f8 -[PHImageResourceChooser presentNextQualifyingResource] + 412 15 Photos 0x1afeed1d0 -[PHImageRequest startRequest] + 2424 16 libdispatch.dylib 0x19eee5aac _dispatch_call_block_and_release + 32 17 libdispatch.dylib 0x19eeff584 _dispatch_client_callout + 16 18 libdispatch.dylib 0x19eeee2d0 _dispatch_lane_serial_drain + 740 19 libdispatch.dylib 0x19eeeede0 _dispatch_lane_invoke + 440 20 libdispatch.dylib 0x19eef91dc _dispatch_root_queue_drain_deferred_wlh + 292 21 libdispatch.dylib 0x19eef8a60 _dispatch_workloop_worker_thread + 540 22 libsystem_pthread.dylib 0x2214d5660 _pthread_wqthread + 292 23 libsystem_pthread.dylib 0x2214d29f8 start_wqthread + 8
6
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198
May ’25
Failed to launch Photo Editing Extension from Mac Catalyst app
I have an iOS app that includes a Photo Editing Extension and is optimized for Mac Catalyst so you can edit photos in the Photos app on your Mac. This has worked really well but now I am encountering an error alert trying to open the photo editing extension: RBSLaunchRequest error trying to launch plugin com.company.TestEditor. TestPhotoEditor (B7A616A7-2 5A8-4E02-8B32-5CAB37C8B4B2): ErrorDomain=RBSRequestErrorDomain Code=5 "Launch failed." UserInfo={NSLocalizedFailureReason=Launch failed., NSUnderlyingError=0x7f08fafd0 {ErrorDomain=NSPOSIXErrorDomain Code=153 "Unknown error: 153" UserInfo={NSLocalizedDescription=Launchd job spawn failed}}} Create a new iOS app project in Xcode Create a new target and choose iOS > Photo Editing Extension For both targets in the project, add Mac Catalyst as a supported destination Run the app on My Mac (Mac Catalyst) Open the Photos app, double click a photo, click Edit, click the more plugins button, and click TestPhotoEditor in the list macOS 15.4.1 + Xcode 16.3
1
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356
May ’25
Impact on iOS Due to Image Policy Changes with Android Target SDK 34
As the image access policy has changed with Android targeting SDK 34, I’m planning to update the way our app accesses photos. We are using the react-native-image-picker library to access images. On Android, the system no longer prompts the user for image access permissions, but on iOS, permission requests still appear. Since Android no longer requires explicit permissions, I’ve removed the permission request logic for Android. In this case, is it also safe to remove the permission request for iOS? In our app, photo access is only used for changing the user profile picture and attaching images when writing a post on the bulletin board. Are there any limitations or considerations for this kind of usage?
1
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111
Apr ’25
When getting the PHPickerResult from user selecting media in the Photos app, how to check file extension?
when I get results from picker: PHPickerViewController, didFinishPicking results: [PHPickerResult]) and I load the image using itemProvider .loadFileRepresentation (the itemProvider is the NSItemProvider provided by the PHPickerResult) will the url that's returned by this method be guaranteed to have the file extension ie, "file://image.jpeg" not "file://image" I want to know if i need to just check the extension to know its file type. (FYI in case this makes a difference, im only interested in user screenshots and screenrecordings)
7
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249
Apr ’25
When deleting photos, encountered PHPhotosError.operationInterrupted (3301).
Hi, I’ve developed a photo app that includes a photo deletion feature. Some users have reported encountering PHPhotosError.operationInterrupted (3301) when attempting to delete photos. Initially, I suspected that some of the assets might have a sourceType of typeiTunesSynced, since the documentation notes that iTunes-synced assets cannot be edited or deleted. However, after checking the logs, all of the assets involved are of typeUserLibrary. Additionally, the user mentioned that some photos in the iPhone Photos do not show a delete button. I’m unsure whether the absence of the delete button is related to the 3301 error. I’d like to confirm the following: Under what conditions does PHPhotosError.operationInterrupted (3301) occur, and how should it be handled? Why do some photos in the iPhone Photos not show a delete button? The code for deleting photos is as follows: PHPhotoLibrary *library = [PHPhotoLibrary sharedPhotoLibrary]; [library performChanges:^{ PHFetchResult *assetsToBeDeleted = [PHAsset fetchAssetsWithLocalIdentifiers:delUrls options:nil]; if (assetsToBeDeleted) { [PHAssetChangeRequest deleteAssets:assetsToBeDeleted]; } } completionHandler:^(BOOL success, NSError *error) {
Replies
0
Boosts
0
Views
131
Activity
Jun ’25
PHFetchOptions: Full List of Supported Predicate Keys
Hi, Could anybody share the full list of supported Predicate keys for the PHFetchOptions? I'm aware of the list that is posted in the documentation: https://developer.apple.com/documentation/photos/phfetchoptions However I have reason to believe that this is not an exhaustive list and there also seem to be mistakes in this doc. i.e. isFavorite does not work but favorite does. Through some experimentation I also found that this works: NSPredicate(format: "adjustmentFormatIdentifier == 'com.pixelmatorteam.touch.x.photo.PhotosAdjustmentData.EmbeddedSlimSidecarFileInfo.compressed'") even though adjustmentFormatIdentifier is not listed as a supported key. Are there other secret keys that you are aware of? Specifically I want to filter a fetch result for edited items. Something like this: NSPredicate(format: "hasAdjustments == true") (I tried this, doesn't work) The native Photos app has such a filter which leads me to believe that there probably is a key for this: If one of the Framework Developers reads this: Could you please update the documentation page with this information? Finally if there really aren't any more secret keys, is there a way to achieve this with adjustmentFormatIdentifier? I have tried a bunch of stuff already like adjustmentFormatIdentifier != nil but for some reason that gives me the exact opposite of what I want: all the photos without edits. 🫠 Any tips on the correct syntax here would be much appreciated.
Replies
1
Boosts
0
Views
140
Activity
Jun ’25
ImageIO failed to encode HECIS in macOS 15.5
ImageIO encoding to HEICS fails in macOS 15.5. log writeImageAtIndex:1246: *** CMPhotoCompressionSessionAddImageToSequence: err = kCMPhotoError_UnsupportedOperation [-16994] (codec: 'hvc1') seems to be related with https://github.com/SDWebImage/SDWebImage/issues/3732 affected version iOS 18.4 (sim and device), macOS 15.5 unaffected version iOS 18.3 (sim and device), macOS 15.3
Replies
1
Boosts
0
Views
197
Activity
Jun ’25
PHAssetChangeRequest revertAssetContentToOriginal without original asset content
The documentation for PHAssetChangeRequest.revertAssetContentToOriginal says it will fail if the original asset content is not on the current device so you should use PHAssetResourceManager to download it first, but this no longer seems to be the case in the latest iOS versions because an error no longer occurs when I take a photo on my iPhone, edit it, open Photos on my iPad and let it sync, then open my app on iPad and call revertAssetContentToOriginal for that asset. Does the system now take care of downloading the original when needed?
Replies
1
Boosts
0
Views
168
Activity
Jun ’25
Editing portrait photo causes CINonLocalizedDescriptionKey error 3
Some users have reported an error editing portrait photo assets in my app: The operation couldn’t be completed. (CINonLocalizedDescriptionKey error 3.) What is that error? Will affected photos always encounter this error (due to data corruption for example) or can it be resolved in a future iOS update? FB16241301
Replies
1
Boosts
0
Views
207
Activity
Jun ’25
PHLivePhotoEditingContext.saveLivePhoto results in AVFoundation error -11800 "The operation could not be completed" reason An unknown error occurred (-12815)
When trying to edit some Live Photos, calling PHLivePhotoEditingContext.saveLivePhoto results in the following error: Error Domain=AVFoundationErrorDomain Code=-11800 "The operation could not be completed" UserInfo={NSLocalizedFailureReason=An unknown error occurred (-12815), NSLocalizedDescription=The operation could not be completed, NSUnderlyingError=0x300d05380 {Error Domain=NSOSStatusErrorDomain Code=-12815 "(null)"}} I was able to replicate it on my device by taking a new Live Photo. Not sure what's wrong with that one specifically, not all Live Photos replicate the issue. I've submitted FB15880825 with a sysdiagnose and a Photos Diagnostics as well. Any ideas what's going on here? It's impacting multiple customers. Thanks!
Replies
1
Boosts
0
Views
608
Activity
Jun ’25
PhotosPicker obtains the result information of the selected video
In the AVP project, a selector pops up, only wanting to filter spatial videos. When selecting the material of one of the spatial videos, the selection result returns empty. How can we obtain the video selected by the user and get the path and the URL of the file The code is as follows: PhotosPicker(selection: $selectedItem, matching: .videos) { Text("Choose a spatial photo or video") } func loadTransferable(from imageSelection: PhotosPickerItem) -> Progress { return imageSelection.loadTransferable(type: URL.self) { result in DispatchQueue.main.async { // guard imageSelection == self.imageSelection else { return } print("加载成功的图片集合:(result)") switch result { case .success(let url?): self.selectSpatialVideoURL = url print("获取视频链接:(url)") case .success(nil): break // Handle the success case with an empty value. case .failure(let error): print("spatial错误:(error)") // Handle the failure case with the provided error. } } } }
Replies
4
Boosts
0
Views
192
Activity
May ’25
AirDropped Videos from Photos Save to Files Instead of Photos on Receiving Device
My app allows users to capture and save videos to the Photos app using the following Swift code: PHPhotoLibrary.shared().performChanges { PHAssetChangeRequest.creationRequestForAssetFromVideo(atFileURL: fileURL) } completionHandler: { success, error in Videos are successfully saved to Photos and play correctly. However, users report that when they AirDrop these videos from the Photos app to another device (e.g., iPad to iPhone), the videos are saved in the Files app on the receiving device instead of the Photos app. This issue is more common with higher-resolution videos, such as 2K, recorded in HEVC format at 30 fps. I wasn't able to reproduce the issue locally. I've found a thread in public apple forum: https://discussions.apple.com/thread/255276865?sortBy=rank but I wonder maybe there are some special flags that I should clear or add to my videos (e.g. PHAssetChangeRequest)? Thank you!
Replies
0
Boosts
0
Views
157
Activity
May ’25
[iOS 18.0] PHImageManager request image crash
I am seeing a crash on iOS 18.0 in my app due to PHImageManager.default().requestImage. Same crash is seen even while using requestImageDataAndOrientation. Not sure why this is happening only on iOS 18.0. Any help on this would be appreciated. Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000000000010 Exception Codes: 0x0000000000000001, 0x0000000000000010 VM Region Info: 0x10 is not in any region. Bytes before following region: 4310777840 REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL UNUSED SPACE AT START ---> Termination Reason: SIGNAL 11 Segmentation fault: 11 Terminating Process: exc handler [695] Triggered by Thread: 14 Thread 14 name: Dispatch queue: */file=33) .Generic Thread 14 Crashed: 0 libobjc.A.dylib 0x1944d7020 objc_msgSend + 32 1 PhotoLibraryServices 0x1b080262c +[PLUniformTypeIdentifier utiWithCompactRepresentation:conformanceHint:] + 40 2 Photos 0x1b0081354 _resourceInfoFromResultDict + 1048 3 Photos 0x1b0080a7c fetchResourcesForChoosing + 584 4 Photos 0x1b0080714 ___fetchNonHintResources_block_invoke.227 + 152 5 PhotoLibraryServices 0x1b026b3c4 __53-[PLManagedObjectContext _directPerformBlockAndWait:]_block_invoke + 48 6 CoreData 0x19f171b00 developerSubmittedBlockToNSManagedObjectContextPerform + 228 7 libdispatch.dylib 0x19eeff584 _dispatch_client_callout + 16 8 libdispatch.dylib 0x19eef5728 _dispatch_lane_barrier_sync_invoke_and_complete + 56 9 CoreData 0x19f1c2a0c -[NSManagedObjectContext performBlockAndWait:] + 308 10 PhotoLibraryServices 0x1b026cea4 -[PLManagedObjectContext _directPerformBlockAndWait:] + 144 11 PhotoLibraryServices 0x1b026cdf8 -[PLManagedObjectContext performBlockAndWait:] + 196 12 Photos 0x1b00804a4 _fetchNonHintResources + 292 13 Photos 0x1afeedb38 PHChooserListContinueEnumerating + 144 14 Photos 0x1afeed9f8 -[PHImageResourceChooser presentNextQualifyingResource] + 412 15 Photos 0x1afeed1d0 -[PHImageRequest startRequest] + 2424 16 libdispatch.dylib 0x19eee5aac _dispatch_call_block_and_release + 32 17 libdispatch.dylib 0x19eeff584 _dispatch_client_callout + 16 18 libdispatch.dylib 0x19eeee2d0 _dispatch_lane_serial_drain + 740 19 libdispatch.dylib 0x19eeeede0 _dispatch_lane_invoke + 440 20 libdispatch.dylib 0x19eef91dc _dispatch_root_queue_drain_deferred_wlh + 292 21 libdispatch.dylib 0x19eef8a60 _dispatch_workloop_worker_thread + 540 22 libsystem_pthread.dylib 0x2214d5660 _pthread_wqthread + 292 23 libsystem_pthread.dylib 0x2214d29f8 start_wqthread + 8
Replies
6
Boosts
0
Views
198
Activity
May ’25
Failed to launch Photo Editing Extension from Mac Catalyst app
I have an iOS app that includes a Photo Editing Extension and is optimized for Mac Catalyst so you can edit photos in the Photos app on your Mac. This has worked really well but now I am encountering an error alert trying to open the photo editing extension: RBSLaunchRequest error trying to launch plugin com.company.TestEditor. TestPhotoEditor (B7A616A7-2 5A8-4E02-8B32-5CAB37C8B4B2): ErrorDomain=RBSRequestErrorDomain Code=5 "Launch failed." UserInfo={NSLocalizedFailureReason=Launch failed., NSUnderlyingError=0x7f08fafd0 {ErrorDomain=NSPOSIXErrorDomain Code=153 "Unknown error: 153" UserInfo={NSLocalizedDescription=Launchd job spawn failed}}} Create a new iOS app project in Xcode Create a new target and choose iOS > Photo Editing Extension For both targets in the project, add Mac Catalyst as a supported destination Run the app on My Mac (Mac Catalyst) Open the Photos app, double click a photo, click Edit, click the more plugins button, and click TestPhotoEditor in the list macOS 15.4.1 + Xcode 16.3
Replies
1
Boosts
0
Views
356
Activity
May ’25
Impact on iOS Due to Image Policy Changes with Android Target SDK 34
As the image access policy has changed with Android targeting SDK 34, I’m planning to update the way our app accesses photos. We are using the react-native-image-picker library to access images. On Android, the system no longer prompts the user for image access permissions, but on iOS, permission requests still appear. Since Android no longer requires explicit permissions, I’ve removed the permission request logic for Android. In this case, is it also safe to remove the permission request for iOS? In our app, photo access is only used for changing the user profile picture and attaching images when writing a post on the bulletin board. Are there any limitations or considerations for this kind of usage?
Replies
1
Boosts
0
Views
111
Activity
Apr ’25
Xcode 16.3 not showing any PhotoKit documentation for Objective-C but it does for Swift.
Has Objective-C been deprecated?
Replies
2
Boosts
0
Views
173
Activity
Apr ’25
When getting the PHPickerResult from user selecting media in the Photos app, how to check file extension?
when I get results from picker: PHPickerViewController, didFinishPicking results: [PHPickerResult]) and I load the image using itemProvider .loadFileRepresentation (the itemProvider is the NSItemProvider provided by the PHPickerResult) will the url that's returned by this method be guaranteed to have the file extension ie, "file://image.jpeg" not "file://image" I want to know if i need to just check the extension to know its file type. (FYI in case this makes a difference, im only interested in user screenshots and screenrecordings)
Replies
7
Boosts
0
Views
249
Activity
Apr ’25