php - Copy() image url give me a different result as open in it Firefox > Save as -


i have php problem. need dynamically save php generated image. exemple 1 :

http://www.colissimo.fr/portail_colissimo/imageio?stylebold=true&width=75&id=17805280_date_1

when open in web browser , save as, no problem. when php call, image correctly saved, text wrong (in case "????") :

copy('http://www.colissimo.fr/portail_colissimo/imageio?stylebold=true&width=75&id=17805280_date_1', 'my_pic.png');

do know how have image correct text?


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