libcamera: formats: Add 14-bits Bayer RAW formats

Add formats definition and mappings for 14-bits Bayer RAW formats.

Add definitions for non-packed and CSI-2 packed variants.

Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Naushir Patuck <naush@raspberrypi.com>

5 files changed, 134 insertions, 0 deletions

diff --git a/src/libcamera/bayer_format.cpp b/src/libcamera/bayer_format.cpp
index 6a76d6a4..3bf15fb4 100644
--- a/src/libcamera/bayer_format.cpp
+++ b/src/libcamera/bayer_format.cpp
@@ -140,6 +140,22 @@ const std::map<BayerFormat, Formats, BayerFormatComparator> bayerToFormat{
 		{ formats::SGRBG12_CSI2P, V4L2PixelFormat(V4L2_PIX_FMT_SGRBG12P) } },
 	{ { BayerFormat::RGGB, 12, BayerFormat::Packing::CSI2 },
 		{ formats::SRGGB12_CSI2P, V4L2PixelFormat(V4L2_PIX_FMT_SRGGB12P) } },
+	{ { BayerFormat::BGGR, 14, BayerFormat::Packing::None },
+		{ formats::SBGGR14, V4L2PixelFormat(V4L2_PIX_FMT_SBGGR14) } },
+	{ { BayerFormat::GBRG, 14, BayerFormat::Packing::None },
+		{ formats::SGBRG14, V4L2PixelFormat(V4L2_PIX_FMT_SGBRG14) } },
+	{ { BayerFormat::GRBG, 14, BayerFormat::Packing::None },
+		{ formats::SGRBG14, V4L2PixelFormat(V4L2_PIX_FMT_SGRBG14) } },
+	{ { BayerFormat::RGGB, 14, BayerFormat::Packing::None },
+		{ formats::SRGGB14, V4L2PixelFormat(V4L2_PIX_FMT_SRGGB14) } },
+	{ { BayerFormat::BGGR, 14, BayerFormat::Packing::CSI2 },
+		{ formats::SBGGR14_CSI2P, V4L2PixelFormat(V4L2_PIX_FMT_SBGGR14P) } },
+	{ { BayerFormat::GBRG, 14, BayerFormat::Packing::CSI2 },
+		{ formats::SGBRG14_CSI2P, V4L2PixelFormat(V4L2_PIX_FMT_SGBRG14P) } },
+	{ { BayerFormat::GRBG, 14, BayerFormat::Packing::CSI2 },
+		{ formats::SGRBG14_CSI2P, V4L2PixelFormat(V4L2_PIX_FMT_SGRBG14P) } },
+	{ { BayerFormat::RGGB, 14, BayerFormat::Packing::CSI2 },
+		{ formats::SRGGB14_CSI2P, V4L2PixelFormat(V4L2_PIX_FMT_SRGGB14P) } },
 	{ { BayerFormat::BGGR, 16, BayerFormat::Packing::None },
 		{ formats::SBGGR16, V4L2PixelFormat(V4L2_PIX_FMT_SBGGR16) } },
 	{ { BayerFormat::GBRG, 16, BayerFormat::Packing::None },
diff --git a/src/libcamera/formats.c b/src/libcamera/formats.c
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/src/libcamera/formats.c
diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp
index f5769c48..447e6238 100644
--- a/src/libcamera/formats.cpp
+++ b/src/libcamera/formats.cpp
@@ -719,6 +719,86 @@ const std::map<PixelFormat, PixelFormatInfo> pixelFormatInfo{
 		.pixelsPerGroup = 2,
 		.planes = {{ { 3, 1 }, { 0, 0 }, { 0, 0 } }},
 	} },
+	{ formats::SBGGR14, {
+		.name = "SBGGR14",
+		.format = formats::SBGGR14,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR14), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = false,
+		.pixelsPerGroup = 2,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SGBRG14, {
+		.name = "SGBRG14",
+		.format = formats::SGBRG14,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG14), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = false,
+		.pixelsPerGroup = 2,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SGRBG14, {
+		.name = "SGRBG14",
+		.format = formats::SGRBG14,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG14), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = false,
+		.pixelsPerGroup = 2,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SRGGB14, {
+		.name = "SRGGB14",
+		.format = formats::SRGGB14,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB14), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = false,
+		.pixelsPerGroup = 2,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SBGGR14_CSI2P, {
+		.name = "SBGGR14_CSI2P",
+		.format = formats::SBGGR14_CSI2P,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR14P), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = true,
+		.pixelsPerGroup = 4,
+		.planes = {{ { 7, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SGBRG14_CSI2P, {
+		.name = "SGBRG14_CSI2P",
+		.format = formats::SGBRG14_CSI2P,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG14P), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = true,
+		.pixelsPerGroup = 4,
+		.planes = {{ { 7, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SGRBG14_CSI2P, {
+		.name = "SGRBG14_CSI2P",
+		.format = formats::SGRBG14_CSI2P,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG14P), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = true,
+		.pixelsPerGroup = 4,
+		.planes = {{ { 7, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::SRGGB14_CSI2P, {
+		.name = "SRGGB14_CSI2P",
+		.format = formats::SRGGB14_CSI2P,
+		.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB14P), },
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+		.packed = true,
+		.pixelsPerGroup = 4,
+		.planes = {{ { 7, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
 	{ formats::SBGGR16, {
 		.name = "SBGGR16",
 		.format = formats::SBGGR16,
diff --git a/src/libcamera/formats.yaml b/src/libcamera/formats.yaml
index e586cde1..539ac0b3 100644
--- a/src/libcamera/formats.yaml
+++ b/src/libcamera/formats.yaml
@@ -110,6 +110,15 @@ formats:
   - SBGGR12:
       fourcc: DRM_FORMAT_SBGGR12
 
+  - SRGGB14:
+      fourcc: DRM_FORMAT_SRGGB14
+  - SGRBG14:
+      fourcc: DRM_FORMAT_SGRBG14
+  - SGBRG14:
+      fourcc: DRM_FORMAT_SGBRG14
+  - SBGGR14:
+      fourcc: DRM_FORMAT_SBGGR14
+
   - SRGGB16:
       fourcc: DRM_FORMAT_SRGGB16
   - SGRBG16:
@@ -149,6 +158,19 @@ formats:
       fourcc: DRM_FORMAT_SBGGR12
       mod: MIPI_FORMAT_MOD_CSI2_PACKED
 
+  - SRGGB14_CSI2P:
+      fourcc: DRM_FORMAT_SRGGB14
+      mod: MIPI_FORMAT_MOD_CSI2_PACKED
+  - SGRBG14_CSI2P:
+      fourcc: DRM_FORMAT_SGRBG14
+      mod: MIPI_FORMAT_MOD_CSI2_PACKED
+  - SGBRG14_CSI2P:
+      fourcc: DRM_FORMAT_SGBRG14
+      mod: MIPI_FORMAT_MOD_CSI2_PACKED
+  - SBGGR14_CSI2P:
+      fourcc: DRM_FORMAT_SBGGR14
+      mod: MIPI_FORMAT_MOD_CSI2_PACKED
+
   - SRGGB10_IPU3:
       fourcc: DRM_FORMAT_SRGGB10
       mod: IPU3_FORMAT_MOD_PACKED
diff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp
index d87665a4..a7ae69bb 100644
--- a/src/libcamera/v4l2_pixelformat.cpp
+++ b/src/libcamera/v4l2_pixelformat.cpp
@@ -177,6 +177,22 @@ const std::map<V4L2PixelFormat, V4L2PixelFormat::Info> vpf2pf{
 		{ formats::SGRBG12_CSI2P, "12-bit Bayer GRGR/BGBG Packed" } },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_SRGGB12P),
 		{ formats::SRGGB12_CSI2P, "12-bit Bayer RGRG/GBGB Packed" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SBGGR14),
+		{ formats::SBGGR14, "14-bit Bayer BGBG/GRGR" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SGBRG14),
+		{ formats::SGBRG14, "14-bit Bayer GBGB/RGRG" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SGRBG14),
+		{ formats::SGRBG14, "14-bit Bayer GRGR/BGBG" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SRGGB14),
+		{ formats::SRGGB14, "14-bit Bayer RGRG/GBGB" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SBGGR14P),
+		{ formats::SBGGR14_CSI2P, "14-bit Bayer BGBG/GRGR Packed" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SGBRG14P),
+		{ formats::SGBRG14_CSI2P, "14-bit Bayer GBGB/RGRG Packed" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SGRBG14P),
+		{ formats::SGRBG14_CSI2P, "14-bit Bayer GRGR/BGBG Packed" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_SRGGB14P),
+		{ formats::SRGGB14_CSI2P, "14-bit Bayer RGRG/GBGB Packed" } },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_SBGGR16),
 		{ formats::SBGGR16, "16-bit Bayer BGBG/GRGR" } },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_SGBRG16),