ImageGear for .NET
Discrete Cosine Transform and Discrete Sine Transform
| ImageGear for .NET User Guide > Using ImageGear for .NET > Using ImageGear.FreqIP Namespace > Discrete Cosine Transform and Discrete Sine Transform |
Before using these functions, like other frequency processing functions, ImGearFrequencyProcessing.InitializeFFTW Method() must be called first to enable the support for FFTW.