创龙demo文件夹下的vpif_mmap_loopback_sd.c编译报错

rmdlove

vpif_mmap_loopback_sd.c: In function 'initCapture':
vpif_mmap_loopback_sd.c:181: error: 'GG' undeclared (first use in this function)
% ^; H2 \+ [! z* Vvpif_mmap_loopback_sd.c:181: error: (Each undeclared identifier is reported only once
1 D* a8 s. K: K3 F, _vpif_mmap_loopback_sd.c:181: error: for each function it appears in.)
vpif_mmap_loopback_sd.c:247: error: 'V4L2_STD_BAYER_320' undeclared (first use in this function)
vpif_mmap_loopback_sd.c:252: error: 'V4L2_STD_BAYER_640' undeclared (first use in this function)
9 |, J. {* L; m$ I5 u( [vpif_mmap_loopback_sd.c:257: error: 'V4L2_STD_BAYER_800' undeclared (first use in this function)
vpif_mmap_loopback_sd.c:262: error: 'V4L2_STD_BAYER_1024' undeclared (first use in this function)
vpif_mmap_loopback_sd.c:267: error: 'V4L2_STD_BAYER_1280' undeclared (first use in this function)
# P3 Z/ m. I2 K3 i6 _3 Lvpif_mmap_loopback_sd.c:272: error: 'V4L2_STD_BAYER_1600' undeclared (first use in this function)
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& H3 P  c7 ?) Q- E, I% E5 K
# Q: r1 J; H: V请问这些是在哪个头文件定义的。