The GIFT (the GNU Image-Finding Tool) is a Content Based Image Retrieval System (CBIRS: http://en.wikipedia.org/wiki/CBIR). It enables you to do Query By Example (QBE: http://en.wikipedia.org/wiki/QBE) on images, giving you the opportunity to improve

自己写的linux平台下的socket演示例子，支持，分为端点和处理端，处理端可以查询端点的数据和进行图像拼接。-Write your own linux platform to demonstrate an example under the socket, support, is divided into endpoint and processing side, handling client can query the endpoint data and image stitching.

Code to size and layout a region to hold a set of mipmaps. - Query to determine if a new image fits in an existing tree. - More refcounting.