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Direktori : /opt/cpanel/ea-php73/root/usr/share/doc/pecl/imagick/examples/ |
Current File : //opt/cpanel/ea-php73/root/usr/share/doc/pecl/imagick/examples/captcha.php |
<?php /* A very primitive captcha implementation */ /* Create Imagick object */ $Imagick = new Imagick(); /* Create the ImagickPixel object (used to set the background color on image) */ $bg = new ImagickPixel(); /* Set the pixel color to white */ $bg->setColor( 'white' ); /* Create a drawing object and set the font size */ $ImagickDraw = new ImagickDraw(); /* Set font and font size. You can also specify /path/to/font.ttf */ $ImagickDraw->setFont( 'Helvetica Regular' ); $ImagickDraw->setFontSize( 20 ); /* Create the text */ $alphanum = 'ABXZRMHTL23456789'; $string = substr( str_shuffle( $alphanum ), 2, 6 ); /* Create new empty image */ $Imagick->newImage( 85, 30, $bg ); /* Write the text on the image */ $Imagick->annotateImage( $ImagickDraw, 4, 20, 0, $string ); /* Add some swirl */ $Imagick->swirlImage( 20 ); /* Create a few random lines */ $ImagickDraw->line( rand( 0, 70 ), rand( 0, 30 ), rand( 0, 70 ), rand( 0, 30 ) ); $ImagickDraw->line( rand( 0, 70 ), rand( 0, 30 ), rand( 0, 70 ), rand( 0, 30 ) ); $ImagickDraw->line( rand( 0, 70 ), rand( 0, 30 ), rand( 0, 70 ), rand( 0, 30 ) ); $ImagickDraw->line( rand( 0, 70 ), rand( 0, 30 ), rand( 0, 70 ), rand( 0, 30 ) ); $ImagickDraw->line( rand( 0, 70 ), rand( 0, 30 ), rand( 0, 70 ), rand( 0, 30 ) ); /* Draw the ImagickDraw object contents to the image. */ $Imagick->drawImage( $ImagickDraw ); /* Give the image a format */ $Imagick->setImageFormat( 'png' ); /* Send headers and output the image */ header( "Content-Type: image/{$Imagick->getImageFormat()}" ); echo $Imagick->getImageBlob( ); ?>