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nokiatech / heif

High Efficiency Image File Format
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JPEG files can contain XMP data #111

Open nico opened 1 year ago

nico commented 1 year ago

See e.g. https://en.wikipedia.org/wiki/Extensible_Metadata_Platform#Embedding, or XMPSpecificationPart3.pdf page 18.

This is widely used in practice – for example, every JPEG written by Lightroom Classic, a Sony Alpha camera, or a Google Pixel phone contains XMP data.