{"id":22891,"url":"https://patchwork.libcamera.org/api/patches/22891/?format=json","web_url":"https://patchwork.libcamera.org/patch/22891/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/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":"<20250227105733.187611-9-keke.li@amlogic.com>","date":"2025-02-27T10:57:30","name":"[v3,08/11] ipa: c3-isp: Add CCM Algorithm","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"3cb864b47adec316585d9f1012562ecd69eadcfd","submitter":{"id":217,"url":"https://patchwork.libcamera.org/api/people/217/?format=json","name":"Keke Li","email":"keke.li@amlogic.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/22891/mbox/","series":[{"id":5027,"url":"https://patchwork.libcamera.org/api/series/5027/?format=json","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/22891/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/22891/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 76ADDBF415\n\tfor ;\n\tThu, 27 Feb 2025 10:59:01 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 10F9B68766;\n\tThu, 27 Feb 2025 11:59:01 +0100 (CET)","from mail-sh.amlogic.com (unknown [58.32.228.46])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 2DC5168760\n\tfor ;\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 18:58:55 +0800"],"From":"Keke Li ","To":"","CC":", , \n\t, Keke Li ","Subject":"[PATCH v3 08/11] ipa: c3-isp: Add CCM Algorithm","Date":"Thu, 27 Feb 2025 18:57:30 +0800","Message-ID":"<20250227105733.187611-9-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":"","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 a new Colour Correction Matrix algorithm\n\nSigned-off-by: Keke Li \n---\n src/ipa/c3-isp/algorithms/ccm.cpp | 92 +++++++++++++++++++++++++++\n src/ipa/c3-isp/algorithms/ccm.h | 36 +++++++++++\n src/ipa/c3-isp/algorithms/meson.build | 1 +\n 3 files changed, 129 insertions(+)\n create mode 100644 src/ipa/c3-isp/algorithms/ccm.cpp\n create mode 100644 src/ipa/c3-isp/algorithms/ccm.h","diff":"diff --git a/src/ipa/c3-isp/algorithms/ccm.cpp b/src/ipa/c3-isp/algorithms/ccm.cpp\nnew file mode 100644\nindex 00000000..c0efb539\n--- /dev/null\n+++ b/src/ipa/c3-isp/algorithms/ccm.cpp\n@@ -0,0 +1,92 @@\n+/* SPDX-License-Identifier: LGPL-2.1-or-later */\n+/*\n+ * Copyright (C) 2024, Amlogic\n+ *\n+ * C3ISP Color Correction Matrix control\n+ */\n+\n+#include \"ccm.h\"\n+\n+#include \n+#include \n+\n+#include \n+\n+#include \"libcamera/internal/yaml_parser.h\"\n+\n+/**\n+ * \\file ccm.h\n+ */\n+\n+namespace libcamera {\n+\n+namespace ipa::c3isp::algorithms {\n+\n+/**\n+ * \\class Ccm\n+ * \\brief A color correction matrix algorithm\n+ */\n+\n+LOG_DEFINE_CATEGORY(C3ISPCcm)\n+\n+Ccm::Ccm()\n+{\n+}\n+\n+/**\n+ * \\copydoc libcamera::ipa::Algorithm::init\n+ */\n+int Ccm::init([[maybe_unused]] IPAContext &context, const YamlObject &tuningData)\n+{\n+\tccmCoeff_ = tuningData[\"ccmCoeff\"].getList().value_or(std::vector{});\n+\tif (ccmCoeff_.size() != 9) {\n+\t\tLOG(C3ISPCcm, Error) << \"Invalid CCM coeff size\";\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+/**\n+ * \\copydoc libcamera::ipa::Algorithm::prepare\n+ */\n+void Ccm::prepare([[maybe_unused]] IPAContext &context,\n+\t\t const uint32_t frame,\n+\t\t [[maybe_unused]] IPAFrameContext &frameContext, C3ISPParams *params)\n+{\n+\tif (frame > 0)\n+\t\treturn;\n+\n+\tauto CcmCfg = params->block();\n+\tCcmCfg.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\tCcmCfg->matrix[i][j] = ccmCoeff_[i * 3 + j];\n+\t\t}\n+\t}\n+}\n+\n+/**\n+ * \\copydoc libcamera::ipa::Algorithm::process\n+ */\n+void Ccm::process([[maybe_unused]] IPAContext &context,\n+\t\t [[maybe_unused]] const uint32_t frame,\n+\t\t [[maybe_unused]] IPAFrameContext &frameContext,\n+\t\t [[maybe_unused]] const c3_isp_stats_info *stats,\n+\t\t ControlList &metadata)\n+{\n+\tfloat m[9];\n+\tfor (unsigned int i = 0; i < 3; i++) {\n+\t\tfor (unsigned int j = 0; j < 3; j++)\n+\t\t\tm[i * 3 + j] = ccmCoeff_[i * 3 + j] / 256.0;\n+\t}\n+\n+\tmetadata.set(controls::ColourCorrectionMatrix, m);\n+}\n+\n+REGISTER_IPA_ALGORITHM(Ccm, \"Ccm\")\n+\n+} /* namespace ipa::c3isp::algorithms */\n+\n+} /* namespace libcamera */\ndiff --git a/src/ipa/c3-isp/algorithms/ccm.h b/src/ipa/c3-isp/algorithms/ccm.h\nnew file mode 100644\nindex 00000000..c65e7edf\n--- /dev/null\n+++ b/src/ipa/c3-isp/algorithms/ccm.h\n@@ -0,0 +1,36 @@\n+/* SPDX-License-Identifier: LGPL-2.1-or-later */\n+/*\n+ * Copyright (C) 2024, Amlogic\n+ *\n+ * C3ISP Color Correction Matrix control\n+ */\n+\n+#pragma once\n+\n+#include \"algorithm.h\"\n+\n+namespace libcamera {\n+\n+namespace ipa::c3isp::algorithms {\n+\n+class Ccm : public Algorithm\n+{\n+public:\n+\tCcm();\n+\t~Ccm() = 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+\tvoid process(IPAContext &context, const uint32_t frame,\n+\t\t IPAFrameContext &frameContext, const c3_isp_stats_info *stats,\n+\t\t ControlList &metadata) override;\n+\n+private:\n+\tstd::vector ccmCoeff_;\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 d91973e3..591c2433 100644\n--- a/src/ipa/c3-isp/algorithms/meson.build\n+++ b/src/ipa/c3-isp/algorithms/meson.build\n@@ -4,4 +4,5 @@ c3isp_ipa_algorithms = files([\n 'agc.cpp',\n 'awb.cpp',\n 'blc.cpp',\n+ 'ccm.cpp',\n ])\n","prefixes":["v3","08/11"]}