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DVRRDK4.0 DM8148 添加OSD算法后显示异常

zhen li4
Prodigy 60 points


 问题：OSD叠加后显示如上图。
我现在的流程是： H264 data -> ipcBitsInVideoPrm(m3video) -> decPrm(dec) -> ipcFramesOutVideoPrm(m3video) <- processlink -> (ipcFramesInDspPrm <->dspAlgPrm)

 ipcFramesOutVideoPrm(m3video)  -> ipcOutVideoPrm(m3video) ->ipcInVpssPrm(m3vpss)

请问流程有问题么？