This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Sebastian von HeusenstammKomprimierungsartefakte. Sebastian of Heusenstamm SebastianvonHeusenstamm UTC SebastianvonHeusenstamm Unknown derivative work Parzi talk Demonstration der Komprimierungsartefakte Kontrasterhhung und andere Manahmen Parzi SebastianvonHeusenstamm PDold Original upload log This image is derivative work