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@@ -7,6 +7,8 @@ enum ImageFormat: String {
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}
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}
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extension ImageFormat {
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extension ImageFormat {
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+
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+ // magic bytes can be found here: https://en.wikipedia.org/wiki/List_of_file_signatures
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static func get(from data: Data) -> ImageFormat {
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static func get(from data: Data) -> ImageFormat {
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switch data[0] {
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switch data[0] {
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case 0x89:
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case 0x89:
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@@ -45,6 +47,10 @@ extension ImageFormat {
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return .unknown
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return .unknown
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}
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}
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+
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+ // Theoretically, SDAnimatedImage should be able to read data of all kinds of images.
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+ // In practive, JPG files haven't been read correctly, for now we're using SDAnimatedImage
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+ // only for file formats that support animated content.
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static func loadImageFrom(data: Data) -> UIImage? {
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static func loadImageFrom(data: Data) -> UIImage? {
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switch ImageFormat.get(from: data) {
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switch ImageFormat.get(from: data) {
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case .gif, .png, .webp, .heic:
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case .gif, .png, .webp, .heic:
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cyberta