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Chapter 4 - Image Compressor Components / Image Compressor Components Reference

Image Compression Manager Utility Functions /

RemoveImageDescriptionExtension

The RemoveImageDescriptionExtension function allows you to remove an extension based on its type or index.

pascal OSErr RemoveImageDescriptionExtension 
                                    (ImageDescription **desc,
                                     long type, long index);

desc

Contains a handle to the appropriate image description structure.

type

Specifies the extension's type, starting at 1. Use this parameter to specify the data type of the extension to be removed. This parameter contains a four-character code, similar to an OSType field value. Set the value of this parameter to 0 to indicate that any extension should be matched, with the index parameter becoming an index into all of the extensions.

index

Specifies the extension's index value.

RESULT CODE

codecExtensionNotFoundErr

-8971

Requested extension is not in the image description

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