Resizes an image.
Requires Extension: Image extension
ImageResize( image=any, width=string, height=string, interpolation=string, blurFactor=number );
Argument |
Description |
Default |
image
any,
required
|
The image on which this operation is performed.
Alias:
name
|
|
width
string,
required
|
New width of the image. If this value is blank, the width is calculated proportionately to the height.
|
|
height
string,
optional
|
New height of the image. If this value is blank, the height is calculated proportionately to the width.
|
|
interpolation
string,
optional
|
the interpolation method for resampling. You can specify a specific interpolation algorithm by name (for example, hamming), by image quality (for example, mediumQuality), or by performance (for example, highestPerformance). Valid values are:
- highestQuality (default)
- highQuality
- mediumQuality
- highestPerformance
- highPerformance
- mediumPerformance
- nearest
- bilinear
- bicubic
- bessel
- blackman
- hamming
- hanning
- hermite
- lanczos
- mitchell
- quadratic
|
automatic
|
blurFactor
number,
optional
|
The blur factor used for resampling. The higher the blur factor, the more blurred the image (also, the longer it takes to resize the image). Valid values are 0-10.
|
1
|
Examples
img=imageNew("",800,1200,"RGB","2d98da");
imageresize(img, "20%","100");
cfimage(action="writeToBrowser",source=img);
See also