OpenCvSharp Documented Class Library
OpenCvSharp
Mat Class
Mat Methods
Abs Method
Accumulate Method
AccumulateSquare Method
AdaptiveThreshold Method
Add Method
AdjustROI Method
Alignment Method
ApproxPolyDP Method
ArcLength Method
AssignTo Method
At Method
BilateralFilter Method
Blur Method
BoundingRect Method
BoxFilter Method
Canny Method
Cast(TMat) Method
Channels Method
CheckRange Method
CheckVector Method
Circle Method
Clone Method
Col Method
ColRange Method
CompleteSymm Method
ConnectedComponents Method
ConnectedComponentsEx Method
ConnectedComponentsWithStats Method
ContourArea Method
ConvertScaleAbs Method
ConvertTo Method
ConvexHull Method
ConvexHullFloatPoints Method
ConvexHullIndices Method
ConvexHullPoints Method
ConvexityDefects Method
ConvexityDefectsAsVec Method
CopyMakeBorder Method
CopyTo Method
CornerEigenValsAndVecs Method
CornerSubPix Method
CountNonZero Method
Create Method
CreateHanningWindow Method
Cross Method
CvtColor Method
Dct Method
Depth Method
Determinant Method
Dft Method
Diag Method
Dilate Method
DisposeUnmanaged Method
DistanceTransform Method
Dot Method
DrawContours Method
DrawMarker Method
Dump Method
ElemSize Method
ElemSize1 Method
Ellipse Method
Empty Method
EmptyClone Method
EqualizeHist Method
Equals Method
Erode Method
Exp Method
ExtractChannel Method
Eye Method
FillConvexPoly Method
FillPoly Method
Filter2D Method
FindContours Method
FindContoursAsArray Method
FindContoursAsMat Method
FindNonZero Method
FitEllipse Method
FitLine2D Method
FitLine3D Method
Flip Method
FloodFill Method
ForEachAsByte Method
ForEachAsDouble Method
ForEachAsFloat Method
ForEachAsInt16 Method
ForEachAsInt32 Method
ForEachAsVec2b Method
ForEachAsVec2d Method
ForEachAsVec2f Method
ForEachAsVec2i Method
ForEachAsVec2s Method
ForEachAsVec3b Method
ForEachAsVec3d Method
ForEachAsVec3f Method
ForEachAsVec3i Method
ForEachAsVec3s Method
ForEachAsVec4b Method
ForEachAsVec4d Method
ForEachAsVec4f Method
ForEachAsVec4i Method
ForEachAsVec4s Method
ForEachAsVec6b Method
ForEachAsVec6d Method
ForEachAsVec6f Method
ForEachAsVec6i Method
ForEachAsVec6s Method
FromArray Method
FromImageData Method
FromStream Method
GaussianBlur Method
Get Method
GetArray(T) Method
GetDefaultNewCameraMatrix Method
GetGenericIndexer(T) Method
GetRectangularArray(T) Method
GetRectSubPix Method
GetUnsafeGenericIndexer(T) Method
GoodFeaturesToTrack Method
GrabCut Method
GreaterThan Method
GreaterThanOrEqual Method
HoughCircles Method
HoughLines Method
HoughLinesP Method
Idct Method
Idft Method
ImDecode Method
ImEncode Method
ImWrite Method
InRange Method
InsertChannel Method
Inv Method
InvertAffineTransform Method
IsContinuous Method
IsContourConvex Method
IsSubmatrix Method
Laplacian Method
LessThan Method
LessThanOrEqual Method
Line Method
LocateROI Method
Log Method
LUT Method
MatchTemplate Method
Mean Method
MeanStdDev Method
MedianBlur Method
MinAreaRect Method
MinEnclosingCircle Method
MinMaxIdx Method
MinMaxLoc Method
Moments Method
MorphologyEx Method
Mul Method
MulTransposed Method
Norm Method
Normalize Method
NotEquals Method
Ones Method
PatchNaNs Method
PerspectiveTransform Method
PointPolygonTest Method
Polylines Method
PopBack Method
Pow Method
PreCornerDetect Method
Ptr Method
PushBack Method
PutText Method
PyrDown Method
PyrMeanShiftFiltering Method
PyrUp Method
Randn Method
RandShuffle Method
Randu Method
Rectangle Method
Reduce Method
Release Method
Remap Method
Repeat Method
Reserve Method
ReserveBuffer Method
Reshape Method
Resize Method
Row Method
RowRange Method
SaveImage Method
Scharr Method
SepFilter2D Method
Set Method
SetArray(T) Method
SetIdentity Method
SetRectangularArray(T) Method
SetTo Method
Size Method
Sobel Method
Sort Method
SortIdx Method
Split Method
Sqrt Method
Step Method
Step1 Method
SubMat Method
Sum Method
T Method
Threshold Method
ToBytes Method
ToMemoryStream Method
ToString Method
Total Method
Trace Method
Transform Method
Transpose Method
Type Method
Undistort Method
UndistortPoints Method
WarpAffine Method
WarpPerspective Method
Watershed Method
WriteToStream Method
Zeros Method
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MatIdct Method

performs inverse 1D or 2D Discrete Cosine Transformation

Namespace:  OpenCvSharp
Assembly:  OpenCvSharp (in OpenCvSharp.dll) Version: 1.0.0
Syntax
Copy
public Mat Idct(
	DctFlags flags = DctFlags.None
)

Parameters

flags (Optional)
Type: OpenCvSharpDctFlags
Transformation flags, a combination of DctFlag2 values

Return Value

Type: Mat
The destination array; will have the same size and same type as src
See Also