PNG Image Properties
Metadata keys for the Portable Network Graphics (PNG) format.
Topics
Dictionary
Properties
Image Properties
kCGImagePropertyAPNGCanvasPixelHeightkCGImagePropertyAPNGCanvasPixelWidthkCGImagePropertyPNGXPixelsPerMeterkCGImagePropertyPNGYPixelsPerMeterkCGImagePropertyPNGGammakCGImagePropertyPNGInterlaceTypekCGImagePropertyPNGsRGBIntentkCGImagePropertyPNGChromaticities
Sequence Timing
kCGImagePropertyAPNGFrameInfoArraykCGImagePropertyAPNGDelayTimekCGImagePropertyAPNGUnclampedDelayTimekCGImagePropertyAPNGLoopCount
Descriptive Information
kCGImagePropertyPNGTitlekCGImagePropertyPNGDescriptionkCGImagePropertyPNGCommentkCGImagePropertyPNGDisclaimerkCGImagePropertyPNGWarningkCGImagePropertyPNGAuthorkCGImagePropertyPNGCopyrightkCGImagePropertyPNGCreationTimekCGImagePropertyPNGModificationTimekCGImagePropertyPNGSoftware