Inside Macintosh: QuickTime Components /

Chapter 4 - Image Compressor Components / Image Compressor Components Reference

Functions / Indirect Functions

CDBandDecompress

Your component receives the CDBandDecompress request to decompress an image or a band of an image. The image may be part of a sequence.

pascal ComponentResult CDBandDecompress 
                                 (CodecDecompressParams *params);

params

Contains a pointer to a decompression parameters structure. The Image Compression Manager places the appropriate parameter information in that structure. See "The Decompression Parameters Structure" beginning on page 4-46 for a complete description of the decompression parameters structure.

DESCRIPTION

Only decompressors receive these requests.

RESULT CODES

noErr	0	No error
paramErr	-50	Invalid parameter specified
codecSpoolErr	-8966	Error loading or unloading data
codecAbortErr	-8967	Operation aborted by the progress function