hi3516DV500(C16DV5-IPC-38GY)+IMX347 拉流失败

日志如下，使用的是适配SDK里已经编译好的烧录固件，拉流失败
Welcome to Linux ROOTFS
Chip: HI3516DV500
SDK: Hi3519DV500_SDK_V2.0.2.0
HardWare_ver: G16DV5-IPC-38E_V1.3
SoftWare_ver: V3.7
Ver_date: 2025-05-09
~ # gmac_v200 10290000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off
IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

~ #
~ # ./sample_venc 0 0 9

[MPP] Version: [HI3519DV500_MPP_V2.0.2.0 B050 Release], Build Time[Dec 20 2024, 16:23:07]

linear mode
===IMX347 Slave 4M 30fps 12bit LINE Init OK!===
ISP Dev 0 running !
please input choose gop mode!
0) normal p.
1) dual p.
2) smart p.
0
please input choose rc mode!
c) cbr.
v) vbr.
b) abr.
a) avbr.
x) cvbr.
q) qvbr.
f) fix_qp
v
rtsp://192.168.1.168:554/stream0
please press twice ENTER to exit this sample
[sample_comm_venc_get_venc_stream_proc]-2463: get venc stream time out, exit thread