[libcamera-devel] [PATCH v2 2/2] libcamera: Add pixel format BGRX8888

[Vedant Paranjape]

This patch adds pixel format BGRX8888 to libcamera. Additionally adds
mapping of V4L2 pixel format (V4L2_PIX_FMT_XRGB32) to BGRX8888.

Signed-off-by: Vedant Paranjape <vedantparanjape160201 at gmail.com>
Reviewed-by: Paul Elder <paul.elder at ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
 src/libcamera/formats.cpp          | 10 ++++++++++
 src/libcamera/v4l2_pixelformat.cpp |  1 +
 2 files changed, 11 insertions(+)

diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp
index 578ac4af..8f1197de 100644
--- a/src/libcamera/formats.cpp
+++ b/src/libcamera/formats.cpp
@@ -205,6 +205,16 @@ const std::map<PixelFormat, PixelFormatInfo> pixelFormatInfo{
 		.pixelsPerGroup = 1,
 		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
 	} },
+	{ formats::BGRX8888, {
+		.name = "BGRX8888",
+		.format = formats::BGRX8888,
+		.v4l2Format = V4L2PixelFormat(V4L2_PIX_FMT_XRGB32),
+		.bitsPerPixel = 32,
+		.colourEncoding = PixelFormatInfo::ColourEncodingRGB,
+		.packed = false,
+		.pixelsPerGroup = 1,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
 	{ formats::ABGR8888, {
 		.name = "ABGR8888",
 		.format = formats::ABGR8888,
diff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp
index 59a01e02..93fc4446 100644
--- a/src/libcamera/v4l2_pixelformat.cpp
+++ b/src/libcamera/v4l2_pixelformat.cpp
@@ -52,6 +52,7 @@ const std::map<V4L2PixelFormat, PixelFormat> vpf2pf{
 	{ V4L2PixelFormat(V4L2_PIX_FMT_RGB24), formats::BGR888 },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_BGR24), formats::RGB888 },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_XBGR32), formats::XRGB8888 },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_XRGB32), formats::BGRX8888 },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_RGBX32), formats::XBGR8888 },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_RGBA32), formats::ABGR8888 },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_ABGR32), formats::ARGB8888 },
-- 
2.25.1