{"id":19502,"url":"https://patchwork.libcamera.org/api/1.1/patches/19502/?format=json","web_url":"https://patchwork.libcamera.org/patch/19502/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20240215132710.810-2-naush@raspberrypi.com>","date":"2024-02-15T13:27:09","name":"[v1,1/2] libcamera: formats: Add RGB48 formats","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"1caa44193460af413868033e8937301345a5046d","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/1.1/people/34/?format=json","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/19502/mbox/","series":[{"id":4169,"url":"https://patchwork.libcamera.org/api/1.1/series/4169/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=4169","date":"2024-02-15T13:27:08","name":"Raspberry Pi: PiSP image formats","version":1,"mbox":"https://patchwork.libcamera.org/series/4169/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/19502/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/19502/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 49DB1BDE17\n\tfor ;\n\tThu, 15 Feb 2024 13:27:23 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 9DB2C6280B;\n\tThu, 15 Feb 2024 14:27:21 +0100 (CET)","from mail-lf1-x131.google.com (mail-lf1-x131.google.com\n\t[IPv6:2a00:1450:4864:20::131])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id CE27561CB0\n\tfor ;\n\tThu, 15 Feb 2024 14:27:19 +0100 (CET)","by mail-lf1-x131.google.com with SMTP id\n\t2adb3069b0e04-511ac32ff36so956587e87.1\n\tfor ;\n\tThu, 15 Feb 2024 05:27:19 -0800 (PST)","from localhost.localdomain ([188.39.149.98])\n\tby smtp.gmail.com with ESMTPSA id\n\tew14-20020a056402538e00b005607825b11bsm532283edb.12.2024.02.15.05.27.18\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 15 Feb 2024 05:27:18 -0800 (PST)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=raspberrypi.com header.i=@raspberrypi.com\n\theader.b=\"Ap7554da\"; 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\n\tThu, 15 Feb 2024 05:27:18 -0800 (PST)","From":"Naushir Patuck ","To":"libcamera-devel@lists.libcamera.org","Subject":"[PATCH v1 1/2] libcamera: formats: Add RGB48 formats","Date":"Thu, 15 Feb 2024 13:27:09 +0000","Message-Id":"<20240215132710.810-2-naush@raspberrypi.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"<20240215132710.810-1-naush@raspberrypi.com>","References":"<20240215132710.810-1-naush@raspberrypi.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add support for 16-bps (48-bpp) RGB output formats. These new formats\nare define for the RGB and BGR ordering.\n\nSigned-off-by: Naushir Patuck \n---\n include/linux/drm_fourcc.h | 4 ++++\n include/linux/videodev2.h | 4 ++++\n src/libcamera/formats.cpp | 20 ++++++++++++++++++++\n src/libcamera/formats.yaml | 5 +++++\n src/libcamera/v4l2_pixelformat.cpp | 4 ++++\n 5 files changed, 37 insertions(+)","diff":"diff --git a/include/linux/drm_fourcc.h b/include/linux/drm_fourcc.h\nindex d6c83d9c49f4..4ee421b95730 100644\n--- a/include/linux/drm_fourcc.h\n+++ b/include/linux/drm_fourcc.h\n@@ -210,6 +210,10 @@ extern \"C\" {\n #define DRM_FORMAT_RGBA1010102\tfourcc_code('R', 'A', '3', '0') /* [31:0] R:G:B:A 10:10:10:2 little endian */\n #define DRM_FORMAT_BGRA1010102\tfourcc_code('B', 'A', '3', '0') /* [31:0] B:G:R:A 10:10:10:2 little endian */\n \n+/* 48 bpp RGB */\n+#define DRM_FORMAT_RGB161616\tfourcc_code('R', 'G', '4', '8') /* [48:0] R:G:B 16:16:16 little endian */\n+#define DRM_FORMAT_BGR161616\tfourcc_code('B', 'G', '4', '8') /* [48:0] R:G:B 16:16:16 little endian */\n+\n /* 64 bpp RGB */\n #define DRM_FORMAT_XRGB16161616\tfourcc_code('X', 'R', '4', '8') /* [63:0] x:R:G:B 16:16:16:16 little endian */\n #define DRM_FORMAT_XBGR16161616\tfourcc_code('X', 'B', '4', '8') /* [63:0] x:B:G:R 16:16:16:16 little endian */\ndiff --git a/include/linux/videodev2.h b/include/linux/videodev2.h\nindex 7e556911c9e1..ba48d2c89726 100644\n--- a/include/linux/videodev2.h\n+++ b/include/linux/videodev2.h\n@@ -557,6 +557,10 @@ struct v4l2_pix_format {\n #define V4L2_PIX_FMT_BGR48_12 v4l2_fourcc('B', '3', '1', '2') /* 48 BGR 12-bit per component */\n #define V4L2_PIX_FMT_ABGR64_12 v4l2_fourcc('B', '4', '1', '2') /* 64 BGRA 12-bit per component */\n \n+/* RGB formats (6 bytes per pixel) */\n+#define V4L2_PIX_FMT_BGR48 v4l2_fourcc('B', 'G', 'R', '6') /* 16 BGR-16-16-16 */\n+#define V4L2_PIX_FMT_RGB48 v4l2_fourcc('R', 'G', 'B', '6') /* 16 RGB-16-16-16 */\n+\n /* Grey formats */\n #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */\n #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */\ndiff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp\nindex 8a606a7c37f1..a674f4179cc8 100644\n--- a/src/libcamera/formats.cpp\n+++ b/src/libcamera/formats.cpp\n@@ -270,6 +270,26 @@ const std::map pixelFormatInfo{\n \t\t.pixelsPerGroup = 1,\n \t\t.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},\n \t} },\n+\t{ formats::BGR161616, {\n+\t\t.name = \"BGR161616\",\n+\t\t.format = formats::BGR161616,\n+\t\t.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_RGB48), },\n+\t\t.bitsPerPixel = 48,\n+\t\t.colourEncoding = PixelFormatInfo::ColourEncodingRGB,\n+\t\t.packed = false,\n+\t\t.pixelsPerGroup = 1,\n+\t\t.planes = {{ { 3, 1 }, { 0, 0 }, { 0, 0 } }},\n+\t} },\n+\t{ formats::RGB161616, {\n+\t\t.name = \"RGB161616\",\n+\t\t.format = formats::RGB161616,\n+\t\t.v4l2Formats = { V4L2PixelFormat(V4L2_PIX_FMT_BGR48), },\n+\t\t.bitsPerPixel = 24,\n+\t\t.colourEncoding = PixelFormatInfo::ColourEncodingRGB,\n+\t\t.packed = false,\n+\t\t.pixelsPerGroup = 1,\n+\t\t.planes = {{ { 3, 1 }, { 0, 0 }, { 0, 0 } }},\n+\t} },\n \n \t/* YUV packed formats. */\n \t{ formats::YUYV, {\ndiff --git a/src/libcamera/formats.yaml b/src/libcamera/formats.yaml\nindex d8a379923b56..bde2cc803b98 100644\n--- a/src/libcamera/formats.yaml\n+++ b/src/libcamera/formats.yaml\n@@ -43,6 +43,11 @@ formats:\n - BGRA8888:\n fourcc: DRM_FORMAT_BGRA8888\n \n+ - RGB161616:\n+ fourcc: DRM_FORMAT_RGB161616\n+ - BGR161616:\n+ fourcc: DRM_FORMAT_BGR161616\n+\n - YUYV:\n fourcc: DRM_FORMAT_YUYV\n - YVYU:\ndiff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp\nindex 731dc10f1d73..efb6f2940235 100644\n--- a/src/libcamera/v4l2_pixelformat.cpp\n+++ b/src/libcamera/v4l2_pixelformat.cpp\n@@ -71,6 +71,10 @@ const std::map vpf2pf{\n \t\t{ formats::BGRA8888, \"32-bit ARGB 8-8-8-8\" } },\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_BGRA32),\n \t\t{ formats::RGBA8888, \"32-bit ABGR 8-8-8-8\" } },\n+\t{ V4L2PixelFormat(V4L2_PIX_FMT_RGB48),\n+\t\t{ formats::BGR161616, \"48-bit RGB 16-16-16\" } },\n+\t{ V4L2PixelFormat(V4L2_PIX_FMT_BGR48),\n+\t\t{ formats::RGB161616, \"48-bit BGR 16-16-16\" } },\n \n \t/* YUV packed formats. */\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_YUYV),\n","prefixes":["v1","1/2"]}