Hoofdstuk 17. Filters

Inhoudsopgave

1. Introduction
2. Common Features
3. Blur Filters
3.1. Introduction
3.2. Gaussian Blur
3.3. Median Blur
3.4. Pixelize
3.5. Selective Gaussian Blur
3.6. Circular Motion Blur
3.7. Linear Motion Blur
3.8. Zoom Motion Blur
3.9. Tileable Blur
4. Enhance Filters
4.1. Introduction
4.2. Antialias
4.3. Deinterlace
4.4. High Pass
4.5. Noise Reduction
4.6. Red Eye Removal
4.7. Symmetric Nearest Neighbor
4.8. Sharpen (Unsharp Mask)
4.9. Despeckle
4.10. Destripe
4.11. NL Filter
4.12. Wavelet Decompose
5. Distort Filters
5.1. Introduction
5.2. Apply Lens
5.3. Emboss
5.4. Engrave
5.5. Lens Distortion
5.6. Mosaic
5.7. Polar Coordinates
5.8. Ripple
5.9. Shift
5.10. Spherize
5.11. Value Propagate
5.12. Video
5.13. Waves
5.14. Whirl and Pinch
5.15. Wind
5.16. Curve Bend
5.17. Emboss (legacy)
5.18. Newsprint
5.19. Page Curl
6. Light and Shadow Filters
6.1. Introduction
6.2. Supernova
6.3. Lens Flare
6.4. Gradient Flare
6.5. Lighting Effects
6.6. Sparkle
6.7. Drop Shadow
6.8. Long Shadow
6.9. Vignette
6.10. Drop Shadow (legacy)
6.11. Perspective
6.12. Xach-Effect
7. Noise Filters
7.1. Introduction
7.2. CIE lch Noise
7.3. HSV Noise
7.4. Hurl
7.5. Pick
7.6. RGB Noise
7.7. Slur
7.8. Spread
8. Edge-Detect Filters
8.1. Introduction
8.2. Difference of Gaussians
8.3. Edge
8.4. Laplace
8.5. Neon
8.6. Sobel
9. Generic Filters
9.1. Introduction
9.2. Convolution Matrix
9.3. Distance Map
9.4. GEGL graph
9.5. Dilate
9.6. Erode
10. Combine Filters
10.1. Introduction
10.2. Depth Merge
10.3. Filmstrip
11. Artistic Filters
11.1. Introduction
11.2. Apply Canvas
11.3. Cartoon
11.4. Cubism
11.5. Glass Tile
11.6. Oilify
11.7. Photocopy
11.8. Simple Linear Iterative Clustering (SLIC)
11.9. Softglow
11.10. Waterpixels
11.11. Cartoon (legacy)
11.12. Clothify
11.13. GIMPressionist
11.14. Oilify (legacy)
11.15. Predator
11.16. Softglow (legacy)
11.17. Van Gogh (LIC)
11.18. Weave
12. Decor Filters
12.1. Introduction
12.2. Add Bevel
12.3. Add Border
12.4. Coffee Stain
12.5. Fog
12.6. Fuzzy Border
12.7. Old Photo
12.8. Round Corners
12.9. Slide
12.10. Stencil Carve
12.11. Stencil Chrome
13. Map Filters
13.1. Introduction
13.2. Bump Map
13.3. Displace
13.4. Fractal Trace
13.5. Illusion
13.6. Little Planet
13.7. Panorama Projection
13.8. Recursive Transform
13.9. Paper Tile
13.10. Tile Seamless
13.11. Fractal Trace (legacy)
13.12. Map Object
13.13. Tile
14. Rendering Filters
14.1. Introduction
14.2. Flame
14.3. Fractal Explorer
14.4. IFS Fractal
14.5. Cell Noise
14.6. Perlin Noise
14.7. Plasma
14.8. Simplex Noise
14.9. Solid Noise
14.10. Difference Clouds
14.11. Checkerboard
14.12. Diffraction Patterns
14.13. Grid
14.14. Maze
14.15. Sinus
14.16. Checkerboard (legacy)
14.17. CML Explorer
14.18. Grid (legacy)
14.19. Jigsaw
14.20. Qbist
14.21. Circuit
14.22. Gfig
14.23. Lava
14.24. Line Nova
14.25. Sphere Designer
14.26. Spyrogimp
15. Web Filters
15.1. Introduction
15.2. ImageMap
15.3. Semi-Flatten
15.4. Slice
16. Animation Filters
16.1. Introduction
16.2. Blend
16.3. Burn-In
16.4. Rippling
16.5. Spinning Globe
16.6. Waves
16.7. Optimize
16.8. Playback

1. Introduction

A filter is a special kind of tool designed to take an input layer or image, apply a mathematical algorithm to it, and return the input layer or image in a modified format. GIMP uses filters to achieve a variety of effects and those effects are discussed here.