ImageGear .NET v25.2 - Updated
Developer Guide / How to Work with... / Image Processing and Cleanup / Process Images in the Frequency Domain / Discrete Cosine Transform and Discrete Sine Transform
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    Discrete Cosine Transform and Discrete Sine Transform
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    Before using these methods, like other frequency processing methods, ImGearFrequencyProcessing.InitializeFFTW Method() must be called first to enable the support for FFTW.

     

     

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