{"id":26098,"url":"https://patchwork.libcamera.org/api/1.1/patches/26098/?format=json","web_url":"https://patchwork.libcamera.org/patch/26098/","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":"<20260206151205.143671-2-rui.wang@ideasonboard.com>","date":"2026-02-06T15:11:59","name":"[v13,1/7] ipa: rkisp1: algorithms: dpf: refactor DPF parsing and initialization","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"93799f07accfd41c13a048367075462cf85ce74d","submitter":{"id":241,"url":"https://patchwork.libcamera.org/api/1.1/people/241/?format=json","name":"Rui Wang","email":"rui.wang@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/26098/mbox/","series":[{"id":5775,"url":"https://patchwork.libcamera.org/api/1.1/series/5775/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5775","date":"2026-02-06T15:11:58","name":"refactor DPF parsing and initialization","version":13,"mbox":"https://patchwork.libcamera.org/series/5775/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/26098/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/26098/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 E209AC32E7\n\tfor ;\n\tFri, 6 Feb 2026 15:12:27 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 359766208C;\n\tFri, 6 Feb 2026 16:12:25 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 8A53D62078\n\tfor ;\n\tFri, 6 Feb 2026 16:12:23 +0100 (CET)","from rui-Precision-7560.tail5b760b.ts.net (unknown\n\t[209.216.103.65])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 76950A06;\n\tFri, 6 Feb 2026 16:11:39 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"BQkKy36R\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1770390700;\n\tbh=4J3XXcTct0U5etFo1rTrF1JGLvbkirgPbAP5nYLUd9w=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=BQkKy36RIGTVCCQWFM9nzw69rbJTXcK7US547xWV9BNFIL65UuHk5bv1Y9taOzUD5\n\t5JHu7PBeV3FobAmcBt3brq1sxSJYcGxK4mB81EumMAl7BTf8tYiu7Er4bZHJ9/KrAJ\n\tOB1kxnZOYIjMWIak2/lPgE2OFObl0Z3ei06mZhnE=","From":"Rui Wang ","To":"libcamera-devel@lists.libcamera.org","Cc":"Rui Wang ,\n\tJacopo Mondi ","Subject":"[PATCH v13 1/7] ipa: rkisp1: algorithms: dpf: refactor DPF parsing\n\tand initialization","Date":"Fri, 6 Feb 2026 10:11:59 -0500","Message-ID":"<20260206151205.143671-2-rui.wang@ideasonboard.com>","X-Mailer":"git-send-email 2.43.0","In-Reply-To":"<20260206151205.143671-1-rui.wang@ideasonboard.com>","References":"<20260206151205.143671-1-rui.wang@ideasonboard.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":"Split DPF configuration parsing and initialization into clearer,\nself-contained helpers and modernized initialization patterns.\n\nIntroduce parseSingleConfig() as DPF tuning file parser helper\nmake future extensions and maintenance easier.\n\nChange strengthconfig.r/g/b parser from uint16 to uint8\nto match rkisp1_cif_isp_dpf_strength_config definition.\n\nSigned-off-by: Rui Wang \nReviewed-by: Jacopo Mondi \n\n---\n\nChanges since v5:\n - Update typo in commit message\nNo change since v6:\n\n Reviewed-by tags from v5 are carried over (no code changes).\n---\n src/ipa/rkisp1/algorithms/dpf.cpp | 52 ++++++++++++++++++++++---------\n src/ipa/rkisp1/algorithms/dpf.h | 5 +++\n 2 files changed, 42 insertions(+), 15 deletions(-)","diff":"diff --git a/src/ipa/rkisp1/algorithms/dpf.cpp b/src/ipa/rkisp1/algorithms/dpf.cpp\nindex 83c1e4b7..3c970171 100644\n--- a/src/ipa/rkisp1/algorithms/dpf.cpp\n+++ b/src/ipa/rkisp1/algorithms/dpf.cpp\n@@ -46,6 +46,28 @@ Dpf::Dpf()\n */\n int Dpf::init([[maybe_unused]] IPAContext &context,\n \t const YamlObject &tuningData)\n+{\n+\t/* Parse tuning block. */\n+\tint ret = parseConfig(tuningData);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\treturn 0;\n+}\n+\n+int Dpf::parseConfig(const YamlObject &tuningData)\n+{\n+\t/* Parse base config. */\n+\tint ret = parseSingleConfig(tuningData, config_, strengthConfig_);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\treturn 0;\n+}\n+\n+int Dpf::parseSingleConfig(const YamlObject &tuningData,\n+\t\t\t rkisp1_cif_isp_dpf_config &config,\n+\t\t\t rkisp1_cif_isp_dpf_strength_config &strengthConfig)\n {\n \tstd::vector values;\n \n@@ -82,10 +104,10 @@ int Dpf::init([[maybe_unused]] IPAContext &context,\n \t}\n \n \tstd::copy_n(values.begin(), values.size(),\n-\t\t std::begin(config_.g_flt.spatial_coeff));\n+\t\t std::begin(config.g_flt.spatial_coeff));\n \n-\tconfig_.g_flt.gr_enable = true;\n-\tconfig_.g_flt.gb_enable = true;\n+\tconfig.g_flt.gr_enable = true;\n+\tconfig.g_flt.gb_enable = true;\n \n \t/*\n \t * For the red and blue components, we have the 13x9 kernel specified\n@@ -119,15 +141,15 @@ int Dpf::init([[maybe_unused]] IPAContext &context,\n \t\treturn -EINVAL;\n \t}\n \n-\tconfig_.rb_flt.fltsize = values.size() == RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS\n-\t\t\t ? RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9\n-\t\t\t : RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9;\n+\tconfig.rb_flt.fltsize = values.size() == RKISP1_CIF_ISP_DPF_MAX_SPATIAL_COEFFS\n+\t\t\t\t\t? RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_13x9\n+\t\t\t\t\t: RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9;\n \n \tstd::copy_n(values.begin(), values.size(),\n-\t\t std::begin(config_.rb_flt.spatial_coeff));\n+\t\t std::begin(config.rb_flt.spatial_coeff));\n \n-\tconfig_.rb_flt.r_enable = true;\n-\tconfig_.rb_flt.b_enable = true;\n+\tconfig.rb_flt.r_enable = true;\n+\tconfig.rb_flt.b_enable = true;\n \n \t/*\n \t * The range kernel is configured with a noise level lookup table (NLL)\n@@ -147,13 +169,13 @@ int Dpf::init([[maybe_unused]] IPAContext &context,\n \t}\n \n \tstd::copy_n(nllValues.begin(), nllValues.size(),\n-\t\t std::begin(config_.nll.coeff));\n+\t\t std::begin(config.nll.coeff));\n \n \tstd::string scaleMode = rFObject[\"scale-mode\"].get(\"\");\n \tif (scaleMode == \"linear\") {\n-\t\tconfig_.nll.scale_mode = RKISP1_CIF_ISP_NLL_SCALE_LINEAR;\n+\t\tconfig.nll.scale_mode = RKISP1_CIF_ISP_NLL_SCALE_LINEAR;\n \t} else if (scaleMode == \"logarithmic\") {\n-\t\tconfig_.nll.scale_mode = RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC;\n+\t\tconfig.nll.scale_mode = RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC;\n \t} else {\n \t\tLOG(RkISP1Dpf, Error)\n \t\t\t<< \"Invalid 'RangeFilter:scale-mode': expected \"\n@@ -164,9 +186,9 @@ int Dpf::init([[maybe_unused]] IPAContext &context,\n \n \tconst YamlObject &fSObject = tuningData[\"FilterStrength\"];\n \n-\tstrengthConfig_.r = fSObject[\"r\"].get(64);\n-\tstrengthConfig_.g = fSObject[\"g\"].get(64);\n-\tstrengthConfig_.b = fSObject[\"b\"].get(64);\n+\tstrengthConfig.r = fSObject[\"r\"].get().value_or(64);\n+\tstrengthConfig.g = fSObject[\"g\"].get().value_or(64);\n+\tstrengthConfig.b = fSObject[\"b\"].get().value_or(64);\n \n \treturn 0;\n }\ndiff --git a/src/ipa/rkisp1/algorithms/dpf.h b/src/ipa/rkisp1/algorithms/dpf.h\nindex 2dd8cd36..39186c55 100644\n--- a/src/ipa/rkisp1/algorithms/dpf.h\n+++ b/src/ipa/rkisp1/algorithms/dpf.h\n@@ -30,6 +30,11 @@ public:\n \t\t RkISP1Params *params) override;\n \n private:\n+\tint parseConfig(const YamlObject &tuningData);\n+\tint parseSingleConfig(const YamlObject &tuningData,\n+\t\t\t rkisp1_cif_isp_dpf_config &config,\n+\t\t\t rkisp1_cif_isp_dpf_strength_config &strengthConfig);\n+\n \tstruct rkisp1_cif_isp_dpf_config config_;\n \tstruct rkisp1_cif_isp_dpf_strength_config strengthConfig_;\n };\n","prefixes":["v13","1/7"]}