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本帖最后由 sinopf 于 2009-11-6 14:43 编辑
//生成缩略图
function do_image($imgname){
$this->load->library('image_lib');
$config['image_library'] = 'GD';
$config['source_image'] = "./uploads/hosimg/{$imgname}";
$config['new_image'] = "./uploads/hosimg/thumb/{$imgname}";
$config['width'] = 192;
$config['height'] = 192;
$this->image_lib->initialize($config);
$this->image_lib->resize();
}
我的程序里这样用的,发现一个很严重的问题,图片缩略后色彩严重丢失,看图:
缩略后:
请问这是怎么回事? |
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