ImageGear for .NET
InverseDCT Method
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ImageGear21.Processing.Advanced Assembly > ImageGear.FreqIP Namespace > ImGearFrequencyProcessing Class : InverseDCT Method




value
An ImGearComplexObject class object to be transformed.

Glossary Item Box

Computes the inverse Discrete Cosine Transform (IDCT) of the input data.

Syntax

 
Visual Basic
C#
Managed Extensions for C++
C++/CLI
 
 

Parameters

value
An ImGearComplexObject class object to be transformed.

Return Value

ImGearComplexObject object.

Remarks

This method computes the inverse Discrete Cosine Transform (IDCT) of the input data.

Before using this method, like other frequency processing methods, InitializeFFTW method must be called first to initialize the support for FFTW.

Can be applied only to valid ImGearComplexObject class object.

Method ImGearFrequencyProcessingVerifier.CanApplyInverseDCT method can be called to check whether the operation can be performed or not.

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