Reading Metadata
Some image formats support embedded metadata that reveals all kinds of things about when and where a photo was taken; what camera, flash, and lens was used; people in the photo; and so on. There are three different ways to read this metadata, each one more powerful than the previous one:
→ Reading ImageProperties from a file
→ Reading common BitmapProperties from a decoder
→ Reading raw metadata with a metadata query language
Reading (and Writing) ImageProperties from a File
The first way to access basic image metadata doesn’t actually require a BitmapDecoder (or even opening the file yourself). The StorageFile object returned from APIs such as the file picker exposes many collections of metadata values represented by the following ...
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