I using this format of Facebook rss feed (format=atom10). I have problem with images all images are thumbnails they are very small now I want to get original size. example feed
https://www.facebook.com/feeds/page.php?id=193742123995472&format=atom10
image src= link
https://fbexternal-a.akamaihd.net/safe_image.php?d=AQCdnW-j48FEyfew&w=154&h=154&url=http%3A%2F%2Fcdn3.vox-cdn.com%2Fuploads%2Fchorus_image%2Fimage%2F36268722%2Fhateful-iimage-7-30.0_cinema_1200.0.jpg
Parse the image URL, remove everything up to ...url=, replace the escaped characters
%3A -> :%2F -> / and you get what you want: http://cdn3.vox-cdn.com/uploads/chorus_image/image/36268722/hateful-iimage-7-30.0_cinema_1200.0.jpg
You might also consider using the facebook Graph API. See this: facebook rss - how to increase thumbs image size?