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A B C D E F G H I L M N P R S T V W Y misc
| imager-package | imager: an R library for image processing, based on CImg |
| add | Combining images |
| add.colour | Add colour channels to an grayscale image |
| as.cimg | Convert to cimg object |
| as.cimg.array | Turn an numeric array into a cimg object |
| as.cimg.data.frame | Create an image from a data.frame |
| as.cimg.double | Convert to cimg object |
| as.cimg.function | Create an image by sampling a function |
| as.cimg.matrix | Convert to cimg object |
| as.cimg.numeric | Convert to cimg object |
| as.cimg.vector | Convert to cimg object |
| as.data.frame.cimg | Convert a pixel image to a data.frame |
| as.raster.cimg | Convert a cimg object to a raster object |
| at | Return pixel value at coordinates |
| autocrop | Autocrop image region |
| average | Combining images |
| B | Various shortcuts for extracting colour channels, frames, etc |
| B<- | Replace part of an image with another |
| blur_anisotropic | Blur image anisotropically, in an edge-preserving way. |
| boats | Photograph of sailing boats from Kodak set |
| boxblur | Blur image with a box filter (square window) |
| boxblur_xy | Blur image with a box filter. |
| bucketfill | Bucket fill |
| capture.plot | Capture the current R plot device as a cimg image |
| center.stencil | Center stencil at a location |
| channel | Various shortcuts for extracting colour channels, frames, etc |
| channel<- | Replace part of an image with another |
| channels | Split a colour image into a list of separate channels |
| cimg | Create a cimg object |
| cimg.dimensions | Image dimensions |
| cimg.extract | Various shortcuts for extracting colour channels, frames, etc |
| cimg2im | Convert cimg to spatstat im object |
| color.at | Return pixel value at coordinates |
| convolve | Convolve image by filter. |
| correlate | Correlation of image by filter |
| depth | Image dimensions |
| deriche | Apply recursive Deriche filter. |
| diffusion_tensors | Compute field of diffusion tensors for edge-preserving smoothing. |
| dilate | Erode/dilate image by a structuring element. |
| dilate_rect | Erode/dilate image by a structuring element. |
| dilate_square | Erode/dilate image by a structuring element. |
| displacement | Estimate displacement field between two images. |
| display | Display image using CImg library |
| display_list | Display image list using CImg library |
| distance_transform | Compute Euclidean distance function to a specified value. |
| enorm | Combining images |
| erode | Erode/dilate image by a structuring element. |
| erode_rect | Erode/dilate image by a structuring element. |
| erode_square | Erode/dilate image by a structuring element. |
| extract_patches | Return image patches |
| extract_patches3D | Return image patches |
| FFT | Compute the Discrete Fourier Transform of an image |
| frame | Various shortcuts for extracting colour channels, frames, etc |
| frame<- | Replace part of an image with another |
| frames | Split a video into separate frames |
| G | Various shortcuts for extracting colour channels, frames, etc |
| G<- | Replace part of an image with another |
| get.locations | Return coordinates of subset of pixels |
| get.stencil | Return pixel values in a neighbourhood defined by a stencil |
| get_gradient | Compute image gradient. |
| get_hessian | Return image hessian. |
| grayscale | Convert an RGB image to grayscale |
| haar | Compute Haar multiscale wavelet transform. |
| height | Image dimensions |
| HSItoRGB | Colour space conversions in imager |
| HSLtoRGB | Colour space conversions in imager |
| HSVtoRGB | Colour space conversions in imager |
| idply | Split an image along axis, apply function, return a data.frame |
| iiply | Split an image, apply function, recombine the results as an image |
| ilply | Split an image along axis, apply function, return a list |
| im2cimg | Convert an image in spatstat format to an image in cimg format |
| imager | imager: an R library for image processing, based on CImg |
| imager.colourspaces | Colour space conversions in imager |
| imager.combine | Combining images |
| imager.replace | Replace part of an image with another |
| imappend | Combine a list of images into a single image |
| imcol | Various shortcuts for extracting colour channels, frames, etc |
| imdirac | Generates a "dirac" image, i.e. with all values set to 0 except one. |
| imdraw | Draw image on another image |
| imfill | Create an image of custom size by filling in repeated values |
| imgradient | Compute image gradient |
| imhessian | Compute image hessian. |
| imnoise | Generate (Gaussian) white-noise image |
| imresize | Resize image uniformly |
| imrotate | Rotate image by an arbitrary angle. |
| imrow | Various shortcuts for extracting colour channels, frames, etc |
| imsharpen | Sharpen image. |
| imshift | Shift image content. |
| imsplit | Split an image along a certain axis (producing a list) |
| imsub | Select part of an image |
| imwarp | Image warping |
| im_split | Split an image along a certain axis (producing a list) |
| interp | Interpolate image values |
| isoblur | Blur image isotropically. |
| label | Label connected components. |
| liply | Apply function to each element of a list, then combine the result as an image by appending along specified axis |
| load.image | Load image from file or URL |
| mclosing | Erode/dilate image by a structuring element. |
| mclosing_square | Erode/dilate image by a structuring element. |
| medianblur | Blur image with the median filter. |
| mirror | Mirror image content along specified axis |
| mopening | Erode/dilate image by a structuring element. |
| mopening_square | Erode/dilate image by a structuring element. |
| mult | Combining images |
| nPix | Image dimensions |
| pad | Pad image with n pixels along specified axis |
| parmax | Combining images |
| parmin | Combining images |
| periodic.part | Compute the periodic part of an image, using the periodic/smooth decomposition of Moisan (2009) |
| permute_axes | Permute image axes |
| pixel.grid | Return the pixel grid for an image |
| pixel.index | Linear index in internal vector from pixel coordinates |
| play | Play a video |
| plot.cimg | Display an image using base graphics |
| R | Various shortcuts for extracting colour channels, frames, etc |
| R<- | Replace part of an image with another |
| renorm | Renormalise image |
| resize | Resize image to new dimensions. If pd[x,y,z,v]<0, it corresponds to a percentage of the original size (the default value is -100). |
| resize_doubleXY | Resize image uniformly |
| resize_halfXY | Resize image uniformly |
| resize_tripleXY | Resize image uniformly |
| resize_uniform | Resize image uniformly |
| RGBtoHSI | Colour space conversions in imager |
| RGBtoHSL | Colour space conversions in imager |
| RGBtoHSV | Colour space conversions in imager |
| RGBtosRGB | Colour space conversions in imager |
| RGBtoYCbCr | Colour space conversions in imager |
| RGBtoYUV | Colour space conversions in imager |
| rotate_xy | Rotate image by an arbitrary angle, around a center point. |
| save.image | Save image |
| selectSimilar | Select a region of homogeneous colour |
| spectrum | Image dimensions |
| squeeze | Remove empty dimensions from an array |
| sRGBtoRGB | Colour space conversions in imager |
| stencil.cross | A cross-shaped stencil |
| subim | Select part of an image |
| threshold | Threshold grayscale image |
| vanvliet | Young-Van Vliet recursive Gaussian filter. |
| warp | Warp image |
| watershed | Compute watershed transform. |
| width | Image dimensions |
| YCbCrtoRGB | Colour space conversions in imager |
| YUVtoRGB | Colour space conversions in imager |
| [.cimg | Array subset operator for cimg objects |