本压缩包里含有用DirectShow sdk 9.0来开发实现了PID（Plug_in Distributor）扩展插件，来有限地增强（Filter Graph Manager）的功能。并用DirectShow来开发了一个数字电视应用软件。-bag containing the compressed using DirectShow sdk 9.0 to achieve the development of PID (Pl ug_in Distributor) extensions, limit

The following definitions come from the Platform SDK and are required if // the applicaiton is being compiled with the headers from Visual C++ 6.0.-The following definitions come from the Pl atform SDK and are required if / / the applicaito n is be