[libcamera-devel] [PATCH 04/13] libcamera: formats: Add AVUY8888 and XVUY8888 formats

Laurent Pinchart laurent.pinchart at ideasonboard.com
Mon Aug 1 02:05:34 CEST 2022


Add missing 32-bit packet YUV 4:4:4 formats. These formats are used by
the i.MX8 ISI driver.

Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
 src/libcamera/formats.cpp          | 26 ++++++++++++++++++++++++++
 src/libcamera/formats.yaml         |  4 ++++
 src/libcamera/v4l2_pixelformat.cpp |  4 ++++
 3 files changed, 34 insertions(+)

diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp
index 283ecb3d89d8..24739c01c928 100644
--- a/src/libcamera/formats.cpp
+++ b/src/libcamera/formats.cpp
@@ -363,6 +363,32 @@ const std::map<PixelFormat, PixelFormatInfo> pixelFormatInfo{
 		.pixelsPerGroup = 2,
 		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
 	} },
+	{ formats::AVUY8888, {
+		.name = "AVUY8888",
+		.format = formats::AVUY8888,
+		.v4l2Formats = {
+			.single = V4L2PixelFormat(V4L2_PIX_FMT_YUVA32),
+			.multi = V4L2PixelFormat(),
+		},
+		.bitsPerPixel = 32,
+		.colourEncoding = PixelFormatInfo::ColourEncodingYUV,
+		.packed = false,
+		.pixelsPerGroup = 1,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
+	{ formats::XVUY8888, {
+		.name = "XVUY8888",
+		.format = formats::XVUY8888,
+		.v4l2Formats = {
+			.single = V4L2PixelFormat(V4L2_PIX_FMT_YUVX32),
+			.multi = V4L2PixelFormat(),
+		},
+		.bitsPerPixel = 32,
+		.colourEncoding = PixelFormatInfo::ColourEncodingYUV,
+		.packed = false,
+		.pixelsPerGroup = 1,
+		.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},
+	} },
 
 	/* YUV planar formats. */
 	{ formats::NV12, {
diff --git a/src/libcamera/formats.yaml b/src/libcamera/formats.yaml
index 7dda01325f33..d3fbf5f47211 100644
--- a/src/libcamera/formats.yaml
+++ b/src/libcamera/formats.yaml
@@ -49,6 +49,10 @@ formats:
       fourcc: DRM_FORMAT_UYVY
   - VYUY:
       fourcc: DRM_FORMAT_VYUY
+  - AVUY8888:
+      fourcc: DRM_FORMAT_AVUY8888
+  - XVUY8888:
+      fourcc: DRM_FORMAT_XVUY8888
 
   - NV12:
       fourcc: DRM_FORMAT_NV12
diff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp
index bdcdc3be4e0c..53ac9399130a 100644
--- a/src/libcamera/v4l2_pixelformat.cpp
+++ b/src/libcamera/v4l2_pixelformat.cpp
@@ -81,6 +81,10 @@ const std::map<V4L2PixelFormat, V4L2PixelFormat::Info> vpf2pf{
 		{ formats::UYVY, "UYVY 4:2:2" } },
 	{ V4L2PixelFormat(V4L2_PIX_FMT_VYUY),
 		{ formats::VYUY, "VYUY 4:2:2" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_YUVA32),
+		{ formats::AVUY8888, "32-bit YUVA 8-8-8-8" } },
+	{ V4L2PixelFormat(V4L2_PIX_FMT_YUVX32),
+		{ formats::XVUY8888, "32-bit YUVX 8-8-8-8" } },
 
 	/* YUV planar formats. */
 	{ V4L2PixelFormat(V4L2_PIX_FMT_NV16),
-- 
Regards,

Laurent Pinchart



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