target/linux/bcm27xx/patches-5.10/950-0119-staging-mmal_vchiq-Add-in-the-Bayer-encoding-formats.patch

   1 From 39b79b302b63d8ba86a0da4d219e5ad2491bac1d Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.org>
   3 Date: Wed, 13 Feb 2019 12:33:29 +0000
   4 Subject: [PATCH] staging: mmal_vchiq: Add in the Bayer encoding
   5  formats
   6
   7 The list of formats was copied before Bayer support was added.
   8 The ISP supports Bayer and is being supported by the bcm2835_codec
   9 driver, so add in the encodings for them.
  10
  11 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
  12 ---
  13  .../vc04_services/vchiq-mmal/mmal-encodings.h | 27 +++++++++++++++++++
  14  1 file changed, 27 insertions(+)
  15
  16 --- a/drivers/staging/vc04_services/vchiq-mmal/mmal-encodings.h
  17 +++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-encodings.h
  18 @@ -69,6 +69,33 @@
  19   */
  20  #define MMAL_ENCODING_OPAQUE           MMAL_FOURCC('O', 'P', 'Q', 'V')
  21
  22 +/* Bayer formats
  23 + * FourCC values copied from V4L2 where defined.
  24 + */
  25 +/* 8 bit per pixel Bayer formats. */
  26 +#define MMAL_ENCODING_BAYER_SBGGR8     MMAL_FOURCC('B', 'A', '8', '1')
  27 +#define MMAL_ENCODING_BAYER_SGBRG8     MMAL_FOURCC('G', 'B', 'R', 'G')
  28 +#define MMAL_ENCODING_BAYER_SGRBG8     MMAL_FOURCC('G', 'R', 'B', 'G')
  29 +#define MMAL_ENCODING_BAYER_SRGGB8     MMAL_FOURCC('R', 'G', 'G', 'B')
  30 +
  31 +/* 10 bit per pixel packed Bayer formats. */
  32 +#define MMAL_ENCODING_BAYER_SBGGR10P   MMAL_FOURCC('p', 'B', 'A', 'A')
  33 +#define MMAL_ENCODING_BAYER_SGRBG10P   MMAL_FOURCC('p', 'g', 'A', 'A')
  34 +#define MMAL_ENCODING_BAYER_SGBRG10P   MMAL_FOURCC('p', 'G', 'A', 'A')
  35 +#define MMAL_ENCODING_BAYER_SRGGB10P   MMAL_FOURCC('p', 'R', 'A', 'A')
  36 +
  37 +/* 12 bit per pixel packed Bayer formats. */
  38 +#define MMAL_ENCODING_BAYER_SBGGR12P   MMAL_FOURCC('p', 'B', '1', '2')
  39 +#define MMAL_ENCODING_BAYER_SGRBG12P   MMAL_FOURCC('p', 'g', '1', '2')
  40 +#define MMAL_ENCODING_BAYER_SGBRG12P   MMAL_FOURCC('p', 'G', '1', '2')
  41 +#define MMAL_ENCODING_BAYER_SRGGB12P   MMAL_FOURCC('p', 'R', '1', '2')
  42 +
  43 +/* 16 bit per pixel Bayer formats. */
  44 +#define MMAL_ENCODING_BAYER_SBGGR16    MMAL_FOURCC('B', 'G', '1', '6')
  45 +#define MMAL_ENCODING_BAYER_SGBRG16    MMAL_FOURCC('G', 'B', '1', '6')
  46 +#define MMAL_ENCODING_BAYER_SGRBG16    MMAL_FOURCC('G', 'R', '1', '6')
  47 +#define MMAL_ENCODING_BAYER_SRGGB16    MMAL_FOURCC('R', 'G', '1', '6')
  48 +
  49  /** An EGL image handle
  50   */
  51  #define MMAL_ENCODING_EGL_IMAGE        MMAL_FOURCC('E', 'G', 'L', 'I')