2020-02-16 标签:php,图片,添加,透明度,渐变,效果,实现,代码,如下,strimgsrc,file,contents,http,127,5307754,jpg,imgsrc

实现代码如下：= 128) $alphax = 127; $alpha = imagecolorallocatealpha($imgsrc, 255, 255, 255, $alphax); imagefilledrectangle($imgsrc, ($i+$x1), $y1, ($i+$x1+1