kCGImagePropertyIPTCByline The name of the person who created the image. Declarationlet kCGImagePropertyIPTCByline: CFString See AlsoPersonnelkCGImagePropertyIPTCBylineTitlekCGImagePropertyIPTCSourcekCGImagePropertyIPTCContactkCGImagePropertyIPTCWriterEditorkCGImagePropertyIPTCCreatorContactInfoIPTC Creator Contact Info Dictionary Keys