Supports extracting images from a PDF document
no vote
Based on the open source Xpdf project modifications, can extract pictures from PDF documents, all the picture resolves to a buffer, the buffer in the form of linked lists maintained, sequential scan PDF document, when upon seeing a picture, just append a node at the end of the chain, and parsing out of the picture content is added to the end of a linked list node. While recognizable pictures in a document type.