Imagefilter Php. The imagefilter function is an inbuilt function in php which is used to apply an given filter on the image. Description bool imagefilter resource image int filtertype int arg1 int arg2 int arg3 imagefilter applies the given filter filtertype on the image.
The range for each color is 0 to 255. The portion defined will be copied onto the x y coordinates dst x and dst y. Like img filter grayscale except you can specify the color.
Php 5 imagefilter applies a filter to an image.
This extension can prevent specific images from being rendered inline similarly to mediawiki bad image list. The documentation misses the exact meaning and valid ranges of the arguments for imagefilter. The php filter extension has many of the functions needed for checking user input and is designed to make data validation easier and quicker. Php filters are used to validate and sanitize external input.
