ImageGear for C and C++ on Windows v19.2 - Updated
IG_FIP_DST_inverse
API Reference Guide > FreqIP Component API Reference > FreqIP Component Functions Reference > DST Functions > IG_FIP_DST_inverse

This function computes the inverse Discrete Sine Transform of the input HIGCOMPLEXOBJ data.

Declaration:

 
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AT_ERRCOUNT ACCUAPI IG_FIP_DST_inverse(
        HIGCOMPLEXOBJ hIGComplexObj, 
        LPHIGCOMPLEXOBJ lphIGComplexObjOut
);

Arguments:

Name Type Description
hIGComplexObj HIGCOMPLEXOBJ HIGCOMPLEXOBJ handle of data to be processed.
lphIGComplexObjOut LPHIGCOMPLEXOBJ HIGCOMPLEXOBJ handle of result data.

Return Value:

Returns the number of ImageGear errors that occurred during this function call.

Supported Raster Image Formats:

All pixel formats supported by HIGCOMPLEXOBJ object. See IG_FIP_co_obj_create.

Sample:

FreqIP

Example:

 
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HIGCOMPLEXOBJ hIGComplexObj;             /* HIGCOMPLEXOBJ handle of input data */
HIGCOMPLEXOBJ hIGComplexObjOut;         /* HIGCOMPLEXOBJ handle of output data */
...
IG_FIP_DST_inverse(hIGComplexObj, &hIGComplexObjOut);
...