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DM6437 VPBE问题!



各位大侠,我在使用DM6437 VPBE输出模拟视频时,FVID_exchange()总返回-10(IOM_EBADARGS),可是2我用EVM验证程序的时候,又是正确的。请各路英雄给指点一下,不胜感激。