The V4L2_PIX_FMT_BGRA444 define clashed with the pre-existing V4L2_PIX_FMT_SGRBG12 which strangely enough used the same fourcc, even though that fourcc made no sense for a Bayer format. In any case, you can't have duplicates, so change the fourcc of V4L2_PIX_FMT_BGRA444.
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| @@ -518,7 +518,13 @@ struct v4l2_pix_format { · 517 unmodified lines | ||
| 518 | 518 | #define V4L2_PIX_FMT_RGBX444 v4l2_fourcc('R', 'X', '1', '2') /* 16 rrrrgggg bbbbxxxx */ |
| 519 | 519 | #define V4L2_PIX_FMT_ABGR444 v4l2_fourcc('A', 'B', '1', '2') /* 16 aaaabbbb ggggrrrr */ |
| 520 | 520 | #define V4L2_PIX_FMT_XBGR444 v4l2_fourcc('X', 'B', '1', '2') /* 16 xxxxbbbb ggggrrrr */ |
| 521 | −#define V4L2_PIX_FMT_BGRA444 v4l2_fourcc('B', 'A', '1', '2') /* 16 bbbbgggg rrrraaaa */ | |
| 521 | + | |
| 522 | +/* | |
| 523 | + * Originally this had 'BA12' as fourcc, but this clashed with the older | |
| 524 | + * V4L2_PIX_FMT_SGRBG12 which inexplicably used that same fourcc. | |
| 525 | + * So use 'GA12' instead for V4L2_PIX_FMT_BGRA444. | |
| 526 | + */ | |
| 527 | +#define V4L2_PIX_FMT_BGRA444 v4l2_fourcc('G', 'A', '1', '2') /* 16 bbbbgggg rrrraaaa */ | |
| 522 | 528 | #define V4L2_PIX_FMT_BGRX444 v4l2_fourcc('B', 'X', '1', '2') /* 16 bbbbgggg rrrrxxxx */ |
| 523 | 529 | #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ |
| 524 | 530 | #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5') /* 16 ARGB-1-5-5-5 */ |