将y4m格式的序列转换成yuv420格式的序列-The y4m format sequence is converted into a sequence of yuv420 format

将网上的x264的库 将y4m的视频编码成x264的格式视频 使用工具是vs2010(The x264 library on the Internet will encode the y4m video into x264 format video The tool is VS2010)