PYTHON imagecreatefrompng

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Python replacement for PHP's imagecreatefrompng [ edit | history ]
<?php
$im = imagecreatefrompng("php.png");
$pixel = imagecolorat($im, $x, $y);
$colors = imagecolorsforindex($im, $rgb);

$red = colors['red']
$green = colors['green']
$blue = colors['blue']
$alpha = colors['alpha']
?>

Don't Forget To Download PIL Lib:
from PIL import Image
#IF Not Working try: import Image

im = Image.open('captcha.png')
# If Not Getting Alpha Try: im = im.convert("RGBA")
pixel = img.load()
colors = pixel[x,y]

red = colors[0]
green = colors[1]
blue = colors[2]
alpha = colors[3]

PHP imagecreatefrompng

PHP original manual for imagecreatefrompng [ show | php.net ]

imagecreatefrompng

(PHP 4, PHP 5)

imagecreatefrompngCreate a new image from file or URL

Description

resource imagecreatefrompng ( string $filename )

imagecreatefrompng() returns an image identifier representing the image obtained from the given filename.

Tip

A URL can be used as a filename with this function if the fopen wrappers have been enabled. See fopen() for more details on how to specify the filename and List of Supported Protocols/Wrappers for a list of supported URL protocols.

Parameters

filename

Path to the PNG image.

Return Values

Returns an image resource identifier on success, FALSE on errors.

Examples

Example #1 Example to handle an error during loading of a PNG

<?php
function LoadPNG($imgname)
{
    
/* Attempt to open */
    
$im = @imagecreatefrompng($imgname);

    
/* See if it failed */
    
if(!$im)
    {
        
/* Create a blank image */
        
$im  imagecreatetruecolor(15030);
        
$bgc imagecolorallocate($im255255255);
        
$tc  imagecolorallocate($im000);

        
imagefilledrectangle($im0015030$bgc);

        
/* Output an error message */
        
imagestring($im155'Error loading ' $imgname$tc);
    }

    return 
$im;
}

header('Content-Type: image/png');

$img LoadPNG('bogus.image');

imagepng($img);
imagedestroy($img);
?>

Notes

Warning

Windows versions of PHP prior to PHP 4.3.0 do not support access of remote files via this function, even if allow_url_fopen is enabled.