./sample_venc 5 出现 get venc stream time out, exit thread 错误，求帮忙，谢谢！

把logmpp级别设为5级，当./sample_venc 5时用另一个telnet session查看logmpp，其log如下，麻烦大神帮帮忙，谢谢！
~ # cat /dev/logmpp
<5>[   viu] [Func]:VIU_DRV_SetWDRAttr [Line]:1198 [Info]:<5>[   viu] enOldWDRMode: 0, enNewWDRMode: 0
<5>[  venc] [Func]:VencStartRecvPic [Line]:12616 [Info]:<5>[  venc] Venc 0 start recv pic ok
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[   isp] [Func]:ISP_GetFrameEdge [Line]:239 [Info]:<4>[   isp] Wait frame edge timeout!
<4>[   isp] [Func]:ISP_ioctl [Line]:2246 [Info]:<4>[   isp] Get Interrupt failed!
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[  venc] [Func]:VENC_InqTaskCallBack [Line]:2881 [Info]:<4>[  venc] Venc 1 has stopped to receive pic. u32Framecount:0
<4>[   isp] [Func]:ISP_GetFrameEdge [Line]:239 [Info]:<4>[   isp] Wait frame edge timeout!
<4>[   isp] [Func]:ISP_ioctl [Line]:2246 [Info]:<4>[   isp] Get Interrupt failed!