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COREL Photo-Paint  Tutorials Main Page Corel 9 Review Main Page by David Mutch Ph.D.
Corel Down Under User Group,
Melbourne, Australia
Corel 9 Review Main Page  

 NEW EFFECTS, FILTERS & EFFECTS DIALOGUES cont..
 Effects Page 3 of 4

TABLE 3. Effects in Photo-Paint 9 continued -
Distortion, Noise and Render Filters .
New effects are marked (*). The entire effects menu has been rearranged in alphabetic order. The thumbnails showing these effects are probably not really appropriate to clearly show the effect. Sorry about that. The best thing to do is to get yourself a copy of PP9 and try them out for yourselves. In almost all cases there are many variations and multiple slider controls for each effect. Most of those shown here are merely the default settings for each effect. Literally hundreds of thousands more are possible using individual adjustments for each effect.

Effect
Family
Effect
Name
Effect
Description
Example
(original)
 Distortion
 Filters
Distort filters transform the appearance of your images without adding depth. You can apply some distort filters to part of an image using a lens.
The distort filters are:
  Blocks breaks down the image into scrambled block pieces
  Displace shifts an active image according to the values of a secondary image known as a displacement map
  Mesh Warp distorts an image by letting you manipulate the nodes of a superimposed grid
  Offset corrects image positioning or shifts an image according to parameters that you set
  Pixelate breaks an image into square, rectangular, or circular cells
  Ripple distorts your image with one or more waves
  Shear maps the shape of an image to the shape of a line segment
  Swirl creates a spiraling swirl across an image according to the direction, number of whole rotations, and angle that you select
  Tile reduces image dimensions and reproduces images as a series of tiles on a grid
  Wet Paint creates the illusion of wet paint on images
  Whirlpool applies a fluid, swirling pattern across images
  Wind blurs images in a specific direction, creating the effect of wind blowing across your image
   
 Noise
 Filters
In Bitmap image editing, noise is defined as the random pixels across the image that resemble static on television screens. Use noise filters to create, control, or eliminate noise. To optimize the effects you create using the noise filters, Corel PHOTO-PAINT provides a special control dialog box that lets you access the noise effects. You can access this dialog box by clicking Noise, Tune. The noise filters are:
  Tune Noise a special dialog box that lets you access nine noise effects. These effects are represented by thumbnails which let you preview the appearance of the image as you apply different noise effects.  
  Add Noise creates a granular effect that adds texture to a flat or overly blended image
  Diffuse distributes image pixels to fill in blank spaces and remove noise. The Diffuse filter can appear smooth or blurry, or can have an outline around its edge as if seen through a photographer's diffusion lens.
  Dust And Scratch reduces image noise by averaging pixel values. This causes adjacent colors to bleed into each other and creates a blended appearance across the image. The Dust And Scratch filter can eliminate dust and scratch faults in an image.
  Maximum removes noise by adjusting the color value of a pixel based on the maximum color values of its neighboring pixels. This filter also causes a mild blurring effect when applied more than once.
  Median removes noise and detail by averaging the color values of the pixels in an image
  Minimum removes noise by adjusting the color value of a pixel based on the minimum color values of its neighboring pixels
  Remove Moiré removes undesired wave patterns that occur when halftone screens of two different frequencies are superimposed on the same image
  Remove Noise softens an image and reduces the speckled effect that can occur during the scanning or video-capturing process
   
 Render
 Effects
Render filters let you simulate lighting, photographic realism, and the appearance of three-dimensional depth in your images.
The render filters are:
  3D Stereo Noise generates a dithered noise pattern. The result is an image with the appearance of 3D depth when viewed a certain way. This filter is particularly suited to high-contrast line art and grayscale images.
  Lens Flare produces rings of light on your image that simulate the flare that appears on a photograph when the camera is aimed toward a direct, bright light
  Lighting Effects offers a range of tools for adding light sources to your RGB images. You can control the type and number of light sources, the intensity of the light, and the light source color.
       
  

Please proceed to Page 4 of the Effects and Filters Descriptions

   
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