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Image
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An S4 Class Containing an OpenCV Image |
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Rvision
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Rvision: A basic (for now) computer vision library for R. |
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RvisionAck
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Image and video samples |
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Stream
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An S4 Class Containing an OpenCV Stream |
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Video
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An S4 Class Containing an OpenCV Video |
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VideoWriter
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An S4 Class Containing an OpenCV Video Writer |
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absdiff()
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Absolute Difference Between Two Images |
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adaptiveThreshold()
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Adaptive Thresholding |
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addWeighted()
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Weighted Sum of Two Images |
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api()
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API of a Video Writer |
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as.array(<Rcpp_Image>)
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Convert Image to Array or Matrix |
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bilateralFilter()
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Edge-Preserving Noise Reduction with a Bilateral Filter |
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bitdepth()
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The Bit Depth of an Image |
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blur()
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Blurs an Image Using a Normalized Box Filter |
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boxFilter()
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Blurs an Image Using a Box Filter |
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changeBitDepth()
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Convert image bit depth |
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changeColorSpace()
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Convert image between colorspaces |
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click()
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Detect Mouse Click on Image Display |
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cloneImage()
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Make a copy of an Image object |
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codec()
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Codec of a Video |
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col2bgr()
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Color to BGR Conversion |
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colorspace()
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The Color Space of an Image |
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connectedComponents()
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Find Connected Components in a binary Image |
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destroyDisplay() destroyAllDisplays()
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Destroy Image Display |
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dim(<Rcpp_Image>)
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Dimensions of an Image |
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dim(<Rcpp_Stream>)
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Dimensions of a Stream |
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dim(<Rcpp_Video>)
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Dimensions of a Video |
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dim(<Rcpp_VideoWriter>)
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Dimensions of a Video Writer |
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display()
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Display Image Object |
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drawArrow()
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Draw Arrows on an Image |
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drawCircle()
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Draw Circles on an Image |
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drawEllipse()
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Draw Ellipses on an Image |
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drawLine()
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Draw Lines on an Image |
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drawRectangle()
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Draw Rectangles on an Image |
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drawText()
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Draw Text on an Image |
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farneback()
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Optical Flow Using Farneback's Algorithm |
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fillPoly()
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Fill Polygon with Color in Image |
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filter2D()
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Image Convolution with Kernel |
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findContours()
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Find Contours in a Binary Image |
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findNonZero()
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Find Non-Zero Pixels in an Image |
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fps()
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Framerate of a Video |
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frame()
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Video Reader Position |
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gaussianBlur()
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Blurs an Image Using a Gaussian Filter |
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getTextSize()
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Calculate the Height and Width of a Text String |
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image()
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Create an Object of Class Image |
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inpaint()
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Reconstruct Image Region from Region Neighborhood |
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invert()
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Invert Colors |
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isBlob()
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Test for a Blob Object |
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isImage()
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Test for an Image Object |
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isStream()
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Test for a Stream object |
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isVideo()
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Test for a Video object |
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isVideoWriter()
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Test for a VideoWriter object |
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laplacian()
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Calculates the Laplacian of an Image |
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matchTemplate()
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Template Matching |
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mean()
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Mean Generic for additional arguments |
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medianBlur()
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Blurs an Image Using a Median Filter |
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merge()
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Merge Separate Channels into an Image |
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min(<Rcpp_Image>) max(<Rcpp_Image>)
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Maxima and Minima of an Image |
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minMaxLoc()
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Coordinates of the Maxima and Minima of an Image |
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morph()
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Morphological Operations |
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newDisplay()
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Open New Image Display |
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nrow.Rcpp_Image() ncol.Rcpp_Image() nchan()
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The Number of Rows/Columns/Channels of an Image |
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plot(<Rcpp_Image>)
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Plot Rvision Images |
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plot(<OF_array>)
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Plot Optical Flow Arrays |
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plot(<blob>)
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Plot Blobs |
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readFrame()
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Read Specific Video Frame |
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readMulti()
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Read a Multi-Page Image |
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readNext()
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Read Next of an Object Frame |
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release()
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Release Object from Memory |
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resize()
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Resize an Image |
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scharr()
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Calculates an Image Derivatives Using a Scharr Operator |
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selectROI()
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Select a Region of Interest in an Image |
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sepFilter2D()
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Image Filtering with a Separable Linear Filter |
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setProp() getProp()
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Set/Get Video Properties |
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simpleBlobDetector()
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Simple Blob Detector |
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sobel()
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Calculates an Image Derivatives Using an Extended Sobel Operator |
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spatialGradient()
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First Order Derivatives of an Image with the Sobel Operator |
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split()
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Split an Image into Separate Channels |
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sqrBoxFilter()
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Blurs an Image Using a Square Box Filter |
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stream()
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Create an Object of Class Stream |
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nrow.Rcpp_Stream() ncol.Rcpp_Stream()
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The Number of Rows/Columns of a Stream |
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`[`(<Rcpp_Image>) `[<-`(<Rcpp_Image>)
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Extract or Replace Parts of an Image |
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subImage()
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Extract Subimage |
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sum()
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Sum Generic for additional arguments |
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timelapse()
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Make Timelapse from Stream Object |
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video()
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Create an Object of Class Video |
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videoWriter()
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Create an object of class VideoWriter |
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nrow.Rcpp_Video() ncol.Rcpp_Video() nframes()
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The Number of Rows/Columns/Frames of a Video |
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nrow.Rcpp_VideoWriter() ncol.Rcpp_VideoWriter()
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The Number of Rows/Columns of a Video Writer |
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write.Image()
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Image Output |
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writeFrame()
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Write Frame to Output Video |
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writerOuput()
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Output File of a Video Writer |