ImageCodecInfo.FormatID Property   
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets or sets a Guid structure that contains a GUID that identifies the codec's format.
public:
 property Guid FormatID { Guid get(); void set(Guid value); };public Guid FormatID { get; set; }member this.FormatID : Guid with get, setPublic Property FormatID As GuidProperty Value
A Guid structure that contains a GUID that identifies the codec's format.