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':
' Z9 @  d3 ^2 K  U/ X, o) F9 Q) Hvpif_mmap_loopback_sd.c:181: error: 'GG' undeclared (first use in this function)
; S# X* N& c5 G- z1 z0 x2 v  Tvpif_mmap_loopback_sd.c:181: error: (Each undeclared identifier is reported only once
* b0 c% t8 D- r% pvpif_mmap_loopback_sd.c:181: error: for each function it appears in.)
& T0 A3 q5 [: i0 |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)
vpif_mmap_loopback_sd.c:257: error: 'V4L2_STD_BAYER_800' undeclared (first use in this function)
7 x% |9 c& [( `" _' n$ qvpif_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)
vpif_mmap_loopback_sd.c:272: error: 'V4L2_STD_BAYER_1600' undeclared (first use in this function)
& b, @* J3 o* {
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请问这些是在哪个头文件定义的。