Skip to content

Extract EXIF-only metadata for image cropping #849

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
techinpark wants to merge 4 commits into
base: master
Choose a base branch
from
Open

Extract EXIF-only metadata for image cropping #849

Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
874c2f6
Changed get exif logic
techinpark Jul 20, 2023
0ea75b8
Merge branch 'Yummypets:master' into feature/exif
techinpark Oct 13, 2023
ace5785
Merge branch 'master' of https://github.com/techinpark/YPImagePicker …
techinpark Oct 20, 2025
582010f
refactor: Remove unused metadataForImageData method
techinpark Oct 23, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
16 changes: 10 additions & 6 deletions Source/Helpers/Extensions/PHCachingImageManager+Extensions.swift
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -39,20 +39,24 @@ extension PHCachingImageManager {
height: targetSize.height)
if let imageRef = image.cgImage?.cropping(to: scaledCropRect) {
let croppedImage = UIImage(cgImage: imageRef)
let exifs = self.metadataForImageData(data: data)
let exifs = self.exifDataForImageData(data: data)
callback(croppedImage, exifs)
}
}
}
}

private func metadataForImageData(data: Data) -> [String: Any] {
private func exifDataForImageData(data: Data) -> [String: Any] {
var exifData: [String: Any] = [:]

if let imageSource = CGImageSourceCreateWithData(data as CFData, nil),
let imageProperties = CGImageSourceCopyPropertiesAtIndex(imageSource, 0, nil),
let metaData = imageProperties as? [String: Any] {
return metaData
let imageProperties = CGImageSourceCopyPropertiesAtIndex(imageSource, 0, nil),
let propertiesDict = imageProperties as? [String: Any],
let exifDict = propertiesDict[kCGImagePropertyExifDictionary as String] as? [String: Any] {
exifData = exifDict
}
return [:]

return exifData
}

func fetchPreviewFor(video asset: PHAsset, callback: @escaping (UIImage) -> Void) {
Expand Down