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php Programming Glossary: imagecolorsforindexupload multiple images with jquery ajax and process them with php http://stackoverflow.com/questions/15259632/upload-multiple-images-with-jquery-ajax-and-process-them-with-php this image if current_transparent 1 transparent_color imagecolorsforindex this image current_transparent current_transparent imagecolorallocate..
http://stackoverflow.com/questions/1746530/get-image-color 0 0 0 0 1 1 width height rgb imagecolorat pixel 0 0 color imagecolorsforindex pixel rgb html head title Test Image Average Color title head.. image for y 0 y height y rgb imagecolorat image 0 y color imagecolorsforindex image rgb red color 'red' green color 'green' blue color 'blue'.. blue color 'blue' rgb imagecolorat image width 1 y color imagecolorsforindex image rgb red color 'red' green color 'green' blue color 'blue'..
Detect “overall average” color of the picture http://stackoverflow.com/questions/3468500/detect-overall-average-color-of-the-picture y size 1 y granularity thisColor imagecolorat img x y rgb imagecolorsforindex img thisColor red round round rgb 'red' 0x33 0x33 green round..
How to check if an image has transparency using GD? http://stackoverflow.com/questions/5495275/how-to-check-if-an-image-has-transparency-using-gd returns a color index which you must then look up using imagecolorsforindex which actually returns an array with an alpha value. share..
PHP GD Use one image to mask another image, including transparency http://stackoverflow.com/questions/7203160/php-gd-use-one-image-to-mask-another-image-including-transparency map application for x 0 x xSize x for y 0 y ySize y alpha imagecolorsforindex mask imagecolorat mask x y alpha 127 floor alpha 'red' 2 color.. mask x y alpha 127 floor alpha 'red' 2 color imagecolorsforindex picture imagecolorat picture x y imagesetpixel newPicture x..
Detecting colors for an Image using PHP http://stackoverflow.com/questions/7727843/detecting-colors-for-an-image-using-php j 0 j size 1 j level thisColor imagecolorat img i j rgb imagecolorsforindex img thisColor color sprintf ' 02X 02X 02X' round round rgb 'red'..
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