Added BayerRG12p to aravis

Makefile

 all:
 	tar xf aravis-0.8.34.tar.xz
+	patch -Np1 -d aravis-0.8.34 < aravis-0.8.34-bayerRG12p.patch
 	cd aravis-0.8.34 && mkdir build
 	cd aravis-0.8.34/build && meson --prefix=/usr
 	cd aravis-0.8.34/build && ninja

aravis-0.8.34-bayerRG12p.patch

+diff -uNr aravis-0.8.34/src/arvmisc.c aravis-0.8.34-bayerRG12p/src/arvmisc.c
+--- aravis-0.8.34/src/arvmisc.c	2025-02-16 18:22:42.000000000 +1030
++++ aravis-0.8.34-bayerRG12p/src/arvmisc.c	2025-07-16 20:40:09.520811100 +0930
+@@ -720,6 +720,34 @@
+ 		"video/x-raw-bayer, format=(string)bggr, bpp=(int)8, depth=(int)8",
+ 		"video/x-raw-bayer",	8,	8,	ARV_MAKE_FOURCC ('b','g','g','r')
+ 	},
++	{
++		ARV_PIXEL_FORMAT_BAYER_RG_12P,
++		"video/x-bayer, format=(string)rggb12p",
++		"video/x-bayer", "rggb12p",
++		"video/x-raw-bayer, format=(string)rggb12p, bpp=(int)12, depth=(int)12",
++		"video/x-raw-bayer", 12, 12, ARV_MAKE_FOURCC ('R','G','1','2')
++	},
++	{
++		ARV_PIXEL_FORMAT_BAYER_GR_12P,
++		"video/x-bayer, format=(string)grbg12p",
++		"video/x-bayer", "grbg12p",
++		"video/x-raw-bayer, format=(string)grbg12p, bpp=(int)12, depth=(int)12",
++		"video/x-raw-bayer", 12, 12, ARV_MAKE_FOURCC ('G','R','1','2')
++	},
++	{
++		ARV_PIXEL_FORMAT_BAYER_GB_12P,
++		"video/x-bayer, format=(string)gbrg12p",
++		"video/x-bayer", "gbrg12p",
++		"video/x-raw-bayer, format=(string)gbrg12p, bpp=(int)12, depth=(int)12",
++		"video/x-raw-bayer", 12, 12, ARV_MAKE_FOURCC ('G','B','1','2')
++	},
++	{
++		ARV_PIXEL_FORMAT_BAYER_BG_12P,
++		"video/x-bayer, format=(string)bggr12p",
++		"video/x-bayer", "bggr12p",
++		"video/x-raw-bayer, format=(string)bggr12p, bpp=(int)12, depth=(int)12",
++		"video/x-raw-bayer", 12, 12, ARV_MAKE_FOURCC ('B','G','1','2')
++	},
+ 
+ /* Non 8bit bayer formats are not supported by gstreamer bayer plugin.
+  * This feature is discussed in bug https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/86 .*/