From c46703e56a89bf0dbadba1b4b57ad4caf6fc0331 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Mon, 26 Feb 2024 12:53:01 +0200
Subject: libcamera: v4l2_subdevice: Add new metadata formats

Support the newly introduced V4L2 media bus formats for metadata. This
includes generic metadata formats, and two sensor-specific embedded data
formats.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 src/libcamera/v4l2_subdevice.cpp | 63 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git a/src/libcamera/v4l2_subdevice.cpp b/src/libcamera/v4l2_subdevice.cpp
index 23c300dc..c635d2ca 100644
--- a/src/libcamera/v4l2_subdevice.cpp
+++ b/src/libcamera/v4l2_subdevice.cpp
@@ -673,6 +673,69 @@ const std::map<uint32_t, MediaBusFormatInfo> mediaBusFormatInfo{
 		.bitsPerPixel = 0,
 		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
 	} },
+	{ MEDIA_BUS_FMT_META_8, {
+		.name = "META_8",
+		.code = MEDIA_BUS_FMT_META_8,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 8,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_META_10, {
+		.name = "META_10",
+		.code = MEDIA_BUS_FMT_META_10,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 10,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_META_12, {
+		.name = "META_12",
+		.code = MEDIA_BUS_FMT_META_12,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 12,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_META_14, {
+		.name = "META_14",
+		.code = MEDIA_BUS_FMT_META_14,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 14,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_META_16, {
+		.name = "META_16",
+		.code = MEDIA_BUS_FMT_META_16,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 16,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_META_20, {
+		.name = "META_20",
+		.code = MEDIA_BUS_FMT_META_20,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 20,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_META_24, {
+		.name = "META_24",
+		.code = MEDIA_BUS_FMT_META_24,
+		.type = MediaBusFormatInfo::Type::Metadata,
+		.bitsPerPixel = 24,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_CCS_EMBEDDED, {
+		.name = "CCS_EMBEDDED",
+		.code = MEDIA_BUS_FMT_CCS_EMBEDDED,
+		.type = MediaBusFormatInfo::Type::EmbeddedData,
+		.bitsPerPixel = 0,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
+	{ MEDIA_BUS_FMT_OV2740_EMBEDDED, {
+		.name = "OV2740_EMBEDDED",
+		.code = MEDIA_BUS_FMT_CCS_EMBEDDED,
+		.type = MediaBusFormatInfo::Type::EmbeddedData,
+		.bitsPerPixel = 0,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRAW,
+	} },
 };
 
 } /* namespace */
-- 
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