diff options
Diffstat (limited to '2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci')
| -rw-r--r-- | 2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci b/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci new file mode 100644 index 00000000..fb25612b --- /dev/null +++ b/2.3-1/macros/ImageProcessing/imgproc/CV_CornerHarris.sci @@ -0,0 +1,53 @@ +// Copyright (C) 2016 - IIT Bombay - FOSSEE +// +// This file must be used under the terms of the CeCILL. +// This source file is licensed as described in the file COPYING, which +// you should have received as part of this distribution. The terms +// are also available at +// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt +// Organization: FOSSEE, IIT Bombay +// Email: toolbox@scilab.in + +function edges = CV_CornerHarris(srcimg,blocksize,ksize,k,border_type) +//Finds edges in image using Harris algorithm +// +// Calling Sequence +// edges = CV_CornerHarris(srcimg,blocksize,ksize,k,border_type) +// +// Parameters +// srcimg -> Input single-channel 8-bit or floating-point image. +// blockSize -> Neighborhood size +// ksize -> Aperture parameter for the Sobel() operator. +// k -> Harris detector free parameter. +// borderType -> border mode used to extrapolate pixels outside of the +// image. It can be : +// BORDER_REPLICATE: aaaaaa|abcdefgh|hhhhhhh +// BORDER_REFLECT: fedcba|abcdefgh|hgfedcb +// BORDER_REFLECT_101: gfedcb|abcdefgh|gfedcba +// BORDER_WRAP: cdefgh|abcdefgh|abcdefg +// BORDER_CONSTANT: iiiiii|abcdefgh|iiiiiii +// Description +// The function runs the Harris edge detector on the image. For each +// pixel (x, y) it calculates a 2 * 2 gradient covariance matrix M(x,y) +// over a blockSize * blockSize neighborhood. Then, it computes the +// following characteristic: +// dst(x,y) = det(M(x,y)) - k .tr(M(x,y))^2 +// Corners in the image can be found as the local maxima of this +// response map +// +// Examples +// img = CV_LoadImage('~/test.jpg',0) +// dst = CV_CvtColor(img,"CV_RGB2GRAY"); +// edge = CV_CornerHarris(dst,5,3,1,"BORDER_REPLICATE"); +// +// See also +// CV_LoadImage CV_CvtColor +// +// Authors +// Siddhesh Wani +// +edges = 0 +// This is curretly dummy function. It provides no functionality but is required +// for providing support for generating C code for OpenCV + +endfunction |