vc++下的一套涉及编码解码的API，直接dll调用方便使用。可编码/解码MJPG,MPEG4,MPEG2,音频MP2,解码时可直接设置为反交错。方便简单-vc++ code under a set of related decoding API, easy to use direct dll calls. Can encode/decode MJPG, MPEG4, MPEG2, audio MP2, set decoding can