[PATCH v3 2/7] libcamera: formats: Add RGB48 formats
Naushir Patuck
naush at raspberrypi.com
Fri May 10 12:02:03 CEST 2024
Add support for 16-bps (48-bpp) RGB output formats to libcamera. These
new formats are defined for the RGB and BGR ordering.
Signed-off-by: Naushir Patuck <naush at raspberrypi.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi at ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham at ideasonboard.com>
---
src/libcamera/formats.cpp | 20 ++++++++++++++++++++
src/libcamera/formats.yaml | 5 +++++
src/libcamera/v4l2_pixelformat.cpp | 4 ++++
3 files changed, 29 insertions(+)
diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp
index e6dea719d69e..e2d292c232a5 100644
--- a/src/libcamera/formats.cpp
+++ b/src/libcamera/formats.cpp
@@ -270,6 +270,26 @@ const std::map<PixelFormat, PixelFormatInfo> pixelFormatInfo{
.pixelsPerGroup = 1,
.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
} },
+ { formats::BGR161616, {
+ .name = "BGR161616",
+ .format = formats::BGR161616,
+ .v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_RGB48), },
+ .bitsPerPixel = 48,
+ .colourEncoding = PixelFormatInfo::ColourEncodingRGB,
+ .packed = false,
+ .pixelsPerGroup = 1,
+ .planes = {{ { 3, 1 }, { 0, 0 }, { 0, 0 } }},
+ } },
+ { formats::RGB161616, {
+ .name = "RGB161616",
+ .format = formats::RGB161616,
+ .v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_BGR48), },
+ .bitsPerPixel = 48,
+ .colourEncoding = PixelFormatInfo::ColourEncodingRGB,
+ .packed = false,
+ .pixelsPerGroup = 1,
+ .planes = {{ { 3, 1 }, { 0, 0 }, { 0, 0 } }},
+ } },
/* YUV packed formats. */
{ formats::YUYV, {
diff --git a/src/libcamera/formats.yaml b/src/libcamera/formats.yaml
index d8a379923b56..bde2cc803b98 100644
--- a/src/libcamera/formats.yaml
+++ b/src/libcamera/formats.yaml
@@ -43,6 +43,11 @@ formats:
- BGRA8888:
fourcc: DRM_FORMAT_BGRA8888
+ - RGB161616:
+ fourcc: DRM_FORMAT_RGB161616
+ - BGR161616:
+ fourcc: DRM_FORMAT_BGR161616
+
- YUYV:
fourcc: DRM_FORMAT_YUYV
- YVYU:
diff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp
index 1ca5ef92c39d..d3a882dc69a5 100644
--- a/src/libcamera/v4l2_pixelformat.cpp
+++ b/src/libcamera/v4l2_pixelformat.cpp
@@ -71,6 +71,10 @@ const std::map<V4L2PixelFormat, V4L2PixelFormat::Info> vpf2pf{
{ formats::BGRA8888, "32-bit ARGB 8-8-8-8" } },
{ V4L2PixelFormat(V4L2_PIX_FMT_BGRA32),
{ formats::RGBA8888, "32-bit ABGR 8-8-8-8" } },
+ { V4L2PixelFormat(V4L2_PIX_FMT_RGB48),
+ { formats::BGR161616, "48-bit RGB 16-16-16" } },
+ { V4L2PixelFormat(V4L2_PIX_FMT_BGR48),
+ { formats::RGB161616, "48-bit BGR 16-16-16" } },
/* YUV packed formats. */
{ V4L2PixelFormat(V4L2_PIX_FMT_YUYV),
--
2.34.1
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