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Code Issues 76 Pull Requests Releases Wiki Activity

Tweak HEIF/HEIC handling

This commit is contained in:
Shadowfacts 2023-11-03 11:07:43 -04:00
parent 6c2c2e6ae7
commit 34e57c297b
1 changed files with 4 additions and 9 deletions
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13
Packages/ComposeUI/Sources/ComposeUI/CoreData/DraftAttachment.swift
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@ -137,6 +137,8 @@ extension DraftAttachment {
//private let attachmentTypeIdentifier = "space.vaccor.Tusker.composition-attachment"
private let imageType = UTType.image.identifier
private let heifType = UTType.heif.identifier
private let heicType = UTType.heic.identifier
private let jpegType = UTType.jpeg.identifier
private let pngType = UTType.png.identifier
private let mp4Type = UTType.mpeg4Movie.identifier
@ -148,7 +150,7 @@ extension DraftAttachment: NSItemProviderReading {
// todo: is there a better way of handling movies than manually adding all possible UTI types?
// just using kUTTypeMovie doesn't work, because we need the actually type in order to get the file extension
// without the file extension, getting the thumbnail and exporting the video for attachment upload fails
[/*typeIdentifier, */ gifType, jpegType, pngType, imageType, mp4Type, quickTimeType]
[/*typeIdentifier, */ gifType, heifType, heicType, jpegType, pngType, imageType, mp4Type, quickTimeType]
}
public static func object(withItemProviderData data: Data, typeIdentifier: String) throws -> DraftAttachment {
@ -273,20 +275,13 @@ extension DraftAttachment {
var data = data
var type = type
if type != .png && type != .jpeg,
let image = UIImage(data: data) {
// The quality of 0.8 was chosen completely arbitrarily, it may need to be tuned in the future.
data = image.jpegData(compressionQuality: 0.8)!
type = .jpeg
}
let image = CIImage(data: data)!
let needsColorSpaceConversion = features.needsWideColorGamutHack && image.colorSpace?.name != CGColorSpace.sRGB
// neither Mastodon nor Pleroma handles HEIC well, so convert to JPEG
// they also do a bad job converting wide color gamut images (they seem to just drop the profile, letting the wide-gamut values be reinterprete as sRGB)
// if that changes in the future, we'll need to pass the InstanceFeatures in here somehow and gate the conversion
if needsColorSpaceConversion || type == .heic {
if needsColorSpaceConversion || type == .heic || type == .heif {
let context = CIContext()
let colorSpace = needsColorSpaceConversion || image.colorSpace != nil ? CGColorSpace(name: CGColorSpace.sRGB)! : image.colorSpace!
if type == .png {