Manuál PHP | ||
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PÅ™edcházejÃcà | Dalšà |
imagecolorat
Popis
int imagecolorat ( resource image, int x, int y )
Returns the index of the color of the pixel at the
specified location in the image specified by image
.
If PHP is compiled against GD library 2.0 or higher and the image is a truecolor image, this function returns the RGB value of that pixel as integer. Use bitshifting and masking to access the distinct red, green and blue component values:
Seznam parametrů
image
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
x
x-coordinate of the point
y
y-coordinate of the point
PÅ™edcházejÃcà | Domů | Dalšà |
imagecolorallocatealpha | Nahoru |