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{
    "id": 22892,
    "url": "https://patchwork.libcamera.org/api/patches/22892/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/22892/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20250227105733.187611-10-keke.li@amlogic.com>",
    "date": "2025-02-27T10:57:31",
    "name": "[v3,09/11] ipa: c3-isp: Add CSC Algorithm",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "c7f16ccb859e21835cd5cf425f8544e16a038efc",
    "submitter": {
        "id": 217,
        "url": "https://patchwork.libcamera.org/api/people/217/?format=api",
        "name": "Keke Li",
        "email": "keke.li@amlogic.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/22892/mbox/",
    "series": [
        {
            "id": 5027,
            "url": "https://patchwork.libcamera.org/api/series/5027/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5027",
            "date": "2025-02-27T10:57:22",
            "name": "Add Amlogic C3 ISP pipeline handler and IPA",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/5027/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/22892/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/22892/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "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 0E905C3264\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 27 Feb 2025 10:59:03 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4D03468763;\n\tThu, 27 Feb 2025 11:59:02 +0100 (CET)",
            "from mail-sh.amlogic.com (unknown [58.32.228.46])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id F218A68763\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 27 Feb 2025 11:58:56 +0100 (CET)",
            "from droid10.amlogic.com (10.18.11.213) by mail-sh.amlogic.com\n\t(10.18.11.5) with Microsoft SMTP Server id 15.1.2507.39;\n\tThu, 27 Feb 2025 18:58:56 +0800"
        ],
        "From": "Keke Li <keke.li@amlogic.com>",
        "To": "<libcamera-devel@lists.libcamera.org>",
        "CC": "<kieran.bingham@ideasonboard.com>, <laurent.pinchart@ideasonboard.com>, \n\t<dan.scally@ideasonboard.com>, Keke Li <keke.li@amlogic.com>",
        "Subject": "[PATCH v3 09/11] ipa: c3-isp: Add CSC Algorithm",
        "Date": "Thu, 27 Feb 2025 18:57:31 +0800",
        "Message-ID": "<20250227105733.187611-10-keke.li@amlogic.com>",
        "X-Mailer": "git-send-email 2.29.0",
        "In-Reply-To": "<20250227105733.187611-1-keke.li@amlogic.com>",
        "References": "<20250227105733.187611-1-keke.li@amlogic.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Content-Type": "text/plain",
        "X-Originating-IP": "[10.18.11.213]",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "<libcamera-devel.lists.libcamera.org>",
        "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>",
        "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>",
        "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>",
        "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>",
        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Add a new Colour Space Coversion algorithm.\n\nSigned-off-by: Keke Li <keke.li@amlogic.com>\n---\n src/ipa/c3-isp/algorithms/csc.cpp     | 66 +++++++++++++++++++++++++++\n src/ipa/c3-isp/algorithms/csc.h       | 32 +++++++++++++\n src/ipa/c3-isp/algorithms/meson.build |  1 +\n 3 files changed, 99 insertions(+)\n create mode 100644 src/ipa/c3-isp/algorithms/csc.cpp\n create mode 100644 src/ipa/c3-isp/algorithms/csc.h",
    "diff": "diff --git a/src/ipa/c3-isp/algorithms/csc.cpp b/src/ipa/c3-isp/algorithms/csc.cpp\nnew file mode 100644\nindex 00000000..588b1e19\n--- /dev/null\n+++ b/src/ipa/c3-isp/algorithms/csc.cpp\n@@ -0,0 +1,66 @@\n+/* SPDX-License-Identifier: LGPL-2.1-or-later */\n+/*\n+ * Copyright (C) 2024, Amlogic\n+ *\n+ * C3ISP Color Space Conversion control\n+ */\n+\n+#include \"csc.h\"\n+\n+#include <libcamera/base/log.h>\n+\n+/**\n+ * \\file csc.h\n+ */\n+\n+namespace libcamera {\n+\n+namespace ipa::c3isp::algorithms {\n+\n+/**\n+ * \\class Csc\n+ * \\brief Color Space Conversion algorithm\n+ */\n+\n+LOG_DEFINE_CATEGORY(C3ISPCsc)\n+\n+Csc::Csc()\n+{\n+}\n+\n+/**\n+ * \\copydoc libcamera::ipa::Algorithm::init\n+ */\n+int Csc::init([[maybe_unused]] IPAContext &context, const YamlObject &tuningData)\n+{\n+\tcscCoeff_ = tuningData[\"cscCoeff\"].getList<int16_t>().value_or(std::vector<int16_t>{});\n+\tif (cscCoeff_.size() != 9) {\n+\t\tLOG(C3ISPCsc, Error) << \"Invalid CSC coeff size\";\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+/**\n+ * \\copydoc libcamera::ipa::Algorithm::prepare\n+ */\n+void Csc::prepare([[maybe_unused]] IPAContext &context,\n+\t\t  [[maybe_unused]] const uint32_t frame,\n+\t\t  [[maybe_unused]] IPAFrameContext &frameContext,\n+\t\t  C3ISPParams *params)\n+{\n+\tauto CscCfg = params->block<BlockType::Csc>();\n+\tCscCfg.setEnabled(C3_ISP_PARAMS_BLOCK_FL_ENABLE);\n+\n+\tfor (unsigned int i = 0; i < 3; i++) {\n+\t\tfor (unsigned int j = 0; j < 3; j++)\n+\t\t\tCscCfg->matrix[i][j] = cscCoeff_[i * 3 + j];\n+\t}\n+}\n+\n+REGISTER_IPA_ALGORITHM(Csc, \"Csc\")\n+\n+} /* namespace ipa::c3isp::algorithms */\n+\n+} /* namespace libcamera */\ndiff --git a/src/ipa/c3-isp/algorithms/csc.h b/src/ipa/c3-isp/algorithms/csc.h\nnew file mode 100644\nindex 00000000..ec082a41\n--- /dev/null\n+++ b/src/ipa/c3-isp/algorithms/csc.h\n@@ -0,0 +1,32 @@\n+/* SPDX-License-Identifier: LGPL-2.1-or-later */\n+/*\n+ * Copyright (C) 2024, Amlogic\n+ *\n+ * C3ISP Color Space Conversion control\n+ */\n+\n+#pragma once\n+\n+#include \"algorithm.h\"\n+\n+namespace libcamera {\n+\n+namespace ipa::c3isp::algorithms {\n+\n+class Csc : public Algorithm\n+{\n+public:\n+\tCsc();\n+\t~Csc() = default;\n+\n+\tint init(IPAContext &context, const YamlObject &tuningData) override;\n+\tvoid prepare(IPAContext &context, const uint32_t frame,\n+\t\t     IPAFrameContext &frameContext,\n+\t\t     C3ISPParams *params) override;\n+private:\n+\tstd::vector<int16_t> cscCoeff_;\n+};\n+\n+} /* namespace ipa::c3isp::algorithms */\n+\n+} /* namespace libcamera */\ndiff --git a/src/ipa/c3-isp/algorithms/meson.build b/src/ipa/c3-isp/algorithms/meson.build\nindex 591c2433..5e7e56db 100644\n--- a/src/ipa/c3-isp/algorithms/meson.build\n+++ b/src/ipa/c3-isp/algorithms/meson.build\n@@ -5,4 +5,5 @@ c3isp_ipa_algorithms = files([\n     'awb.cpp',\n     'blc.cpp',\n     'ccm.cpp',\n+    'csc.cpp',\n ])\n",
    "prefixes": [
        "v3",
        "09/11"
    ]
}