GetNextImageDescriptionExtensionType(IM: QC)

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Chapter 4 - Image Compressor Components / Image Compressor Components Reference

Image Compression Manager Utility Functions /

GetNextImageDescriptionExtensionType
The GetNextImageDescriptionExtensionType function retrieves the next extension type encountered after the one you specify.
pascal OSErr GetNextImageDescriptionExtensionType
                            (ImageDescription **desc, long *type);
desc
Contains a handle to the image description structure with the extension under scrutiny.
type
Contains a pointer to an integer that indicates the type of the extension after which this function is to return the next extension type. Set the value of this parameter to 0 to return the first type found. Point to a value of 0 to return the first type found.

DESCRIPTION
If GetNextImageDescriptionExtensionType returns a value of 0 in the type parameter, no more types could be found.