Lines Matching full:distortion
13 % MagickCore Image Distortion Methods %
329 % the coefficients, needed to apply the specific distortion for either
343 % o method: the method of image distortion/ sparse gradient
347 % o arguments: the arguments for this distortion method.
395 /* Image distortion using control points (or other distortion)
413 fall back to Affine distortion (allowing 0 to 3 point pairs)
507 /* Affine Distortion
527 /* image distortion - translate the image */
586 /* Image Distortion - rotate the u,v coordients too */
624 AffineProjection Distortion Notes...
625 + Will only work with a 2 number_values for Image Distortion
647 /* Scale, Rotate and Translate Distortion
648 An alternative Affine Distortion
664 ScaleRotateTranslate Distortion Notes...
666 + Will only work with a 2 number_valuesal Image Distortion
737 /* Save the given arguments as an affine distortion */
751 Perspective Distortion (a ratio of affine distortions)
770 Perspective Distortion Notes...
774 + Will only work with a 2 number_valuesal Image Distortion
886 /* Bilinear Distortion (Forward mapping)
890 This is actually a simple polynomial Distortion! The difference
953 /* Bilinear Forward Mapped Distortion
1016 /* Polynomial Distortion
1031 Polynomial Distortion Notes...
1033 + Currently polynomial is a reversed mapped distortion.
1034 + Order 1.5 is fudged to map into a bilinear distortion.
1035 though it is not the same order as that distortion.
1099 /* Arc Distortion
1128 Arc Distortion Notes...
1130 + Will only work with Image Distortion
1173 /* (De)Polar Distortion (same set of arguments)
1272 distortion (perpendicular to projection point) on both images.
1277 FOV (Field Of View) the angular field of view of the distortion,
1279 points of least distortion in the input and resulting images.
1285 Coeff 2,3 center of distortion of input image
1286 Coefficents 4,5 Center of Distortion of dest (determined later)
1314 /* Barrel Distortion
1316 BarrelInv Distortion
1370 /* X,Y Center of Distortion (image coodinates) */
1392 /* Shepards Distortion input arguments are the coefficents!
1442 % distortion operator. The filter is applied using a EWA cylindrical
1569 Clean up the results of the Distortion
1601 % DistortImage() distorts an image using various distortion methods, by
1606 % If 'bestfit' is enabled, and distortion allows it, the destination image is
1625 % o method: the method of image distortion.
1635 % Perspective, and Bilinear, fall back to a Affine distortion when less
1638 % a No-Op (viewport only) distortion
1656 % equivalents for the distortion operation (if feasible).
1657 % This forms an extra check of the distortion method, and allows users
1658 % access to the internal constants IM calculates for the distortion.
1723 into mapping coefficients to apply the distortion.
1896 /* direct calculation so center of distortion is either a pixel
1898 * distortion */
1902 /* correct center of distortion relative to new size */
1911 * so as to allow reversibility of the image distortion */
1915 /* correct center of distortion relative to new size */
2219 ** The internal distortion must do it in image coordinates,
2386 /* map pixel coordinate to distortion space coordinate */
2517 /* Arc Distortion Partial Scaling Vectors
2572 /* relative to center of distortion */
2590 /* add center of distortion in source */
2596 /* relative to center of distortion */
2624 /* add center of distortion in source */
2632 /* Radial Polynomial Distortion (de-normalized) */
2675 absolute distortion function.
2715 /* result of distortion is an invalid pixel - don't resample */
