http://blog.csdn.net/dog0138/article/details/4212576
http://e2e.ti.com/support/dsp/davinci_digital_media_processors/f/100/t/231975.aspx
http://www.deyisupport.com/question_answer/dsp_arm/davinci_digital_media_processors/f/39/t/15620.aspx iss 和ipipe 的区别