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{ "id": 16898, "url": "https://patchwork.libcamera.org/api/patches/16898/?format=api", "web_url": "https://patchwork.libcamera.org/patch/16898/", "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": "<20220802100955.1546-5-laurent.pinchart@ideasonboard.com>", "date": "2022-08-02T10:09:55", "name": "[libcamera-devel,RFC,4/4] ipa: ipu3: Add YAML tuning file support", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "5e71705db2043368df89381d8898ebcf5c825563", "submitter": { "id": 2, "url": "https://patchwork.libcamera.org/api/people/2/?format=api", "name": "Laurent Pinchart", "email": "laurent.pinchart@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/16898/mbox/", "series": [ { "id": 3356, "url": "https://patchwork.libcamera.org/api/series/3356/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3356", "date": "2022-08-02T10:09:51", "name": "Add tuning data file support to the IPU3 IPA module", "version": 1, "mbox": "https://patchwork.libcamera.org/series/3356/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/16898/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/16898/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 0099DC3275\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 2 Aug 2022 10:10:07 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id AD8BF63316;\n\tTue, 2 Aug 2022 12:10:07 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 57EBA63319\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 2 Aug 2022 12:10:05 +0200 (CEST)", "from pendragon.ideasonboard.com (62-78-145-57.bb.dnainternet.fi\n\t[62.78.145.57])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 04FFA593\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 2 Aug 2022 12:10:04 +0200 (CEST)" ], "DKIM-Signature": [ "v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"gmoSfx+q\"; dkim-atps=neutral", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 2 Aug 2022 13:09:55 +0300", "Message-Id": "<20220802100955.1546-5-laurent.pinchart@ideasonboard.com>", "X-Mailer": "git-send-email 2.35.1", "In-Reply-To": "<20220802100955.1546-1-laurent.pinchart@ideasonboard.com>", "References": "<20220802100955.1546-1-laurent.pinchart@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [RFC PATCH 4/4] ipa: ipu3: Add YAML tuning file\n\tsupport", "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>", "From": "Laurent Pinchart via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Replace the manual instantiation of algorithms with an automatic\nmechanism based on a tuning data file, provided by the Module base\nclass. This brings the IPU3 IPA module in line with the RkISP1 IPA\nmodule.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/ipa/ipu3/ipu3.cpp | 70 ++++++++++++++++++++++++++++++++-----------\n 1 file changed, 52 insertions(+), 18 deletions(-)", "diff": "diff --git a/src/ipa/ipu3/ipu3.cpp b/src/ipa/ipu3/ipu3.cpp\nindex 2f6bb672f7bb..e37b2fa0f30e 100644\n--- a/src/ipa/ipu3/ipu3.cpp\n+++ b/src/ipa/ipu3/ipu3.cpp\n@@ -18,6 +18,7 @@\n #include <linux/intel-ipu3.h>\n #include <linux/v4l2-controls.h>\n \n+#include <libcamera/base/file.h>\n #include <libcamera/base/log.h>\n #include <libcamera/base/utils.h>\n \n@@ -29,6 +30,7 @@\n #include <libcamera/request.h>\n \n #include \"libcamera/internal/mapped_framebuffer.h\"\n+#include \"libcamera/internal/yaml_parser.h\"\n \n #include \"algorithms/af.h\"\n #include \"algorithms/agc.h\"\n@@ -71,7 +73,7 @@ namespace ipa::ipu3 {\n *\n * At initialisation time, a CameraSensorHelper is instantiated to support\n * camera-specific calculations, while the default controls are computed, and\n- * the algorithms are constructed and placed in an ordered list.\n+ * the algorithms are instantiated from the tuning data file.\n *\n * The IPU3 ImgU operates with a grid layout to divide the overall frame into\n * rectangular cells of pixels. When the IPA is configured, we determine the\n@@ -92,12 +94,14 @@ namespace ipa::ipu3 {\n * fillParamsBuffer() call.\n *\n * The individual algorithms are split into modular components that are called\n- * iteratively to allow them to process statistics from the ImgU in a defined\n- * order.\n+ * iteratively to allow them to process statistics from the ImgU in the order\n+ * defined in the tuning data file.\n *\n- * The current implementation supports three core algorithms:\n- * - Automatic white balance (AWB)\n+ * The current implementation supports five core algorithms:\n+ *\n+ * - Auto focus (AF)\n * - Automatic gain and exposure control (AGC)\n+ * - Automatic white balance (AWB)\n * - Black level correction (BLC)\n * - Tone mapping (Gamma)\n *\n@@ -128,7 +132,7 @@ namespace ipa::ipu3 {\n * sensor-specific tuning to adapt for Black Level compensation (BLC), Lens\n * shading correction (SHD) and Color correction (CCM).\n */\n-class IPAIPU3 : public IPAIPU3Interface\n+class IPAIPU3 : public IPAIPU3Interface, public Module\n {\n public:\n \tint init(const IPASettings &settings,\n@@ -150,6 +154,10 @@ public:\n \tvoid processStatsBuffer(const uint32_t frame, const int64_t frameTimestamp,\n \t\t\t\tconst uint32_t bufferId,\n \t\t\t\tconst ControlList &sensorControls) override;\n+\n+protected:\n+\tstd::string logPrefix() const override;\n+\n private:\n \tvoid updateControls(const IPACameraSensorInfo &sensorInfo,\n \t\t\t const ControlInfoMap &sensorControls,\n@@ -171,13 +179,15 @@ private:\n \t/* Interface to the Camera Helper */\n \tstd::unique_ptr<CameraSensorHelper> camHelper_;\n \n-\t/* Maintain the algorithms used by the IPA */\n-\tstd::list<std::unique_ptr<ipa::ipu3::Algorithm>> algorithms_;\n-\n \t/* Local parameter storage */\n \tstruct IPAContext context_;\n };\n \n+std::string IPAIPU3::logPrefix() const\n+{\n+\treturn \"ipu3\";\n+}\n+\n /**\n * \\brief Compute IPASessionConfiguration using the sensor information and the\n * sensor V4L2 controls\n@@ -316,12 +326,36 @@ int IPAIPU3::init(const IPASettings &settings,\n \tcontext_.configuration = {};\n \tcontext_.configuration.sensor.lineDuration = sensorInfo.lineLength * 1.0s / sensorInfo.pixelRate;\n \n-\t/* Construct our Algorithms */\n-\talgorithms_.push_back(std::make_unique<algorithms::Af>());\n-\talgorithms_.push_back(std::make_unique<algorithms::Agc>());\n-\talgorithms_.push_back(std::make_unique<algorithms::Awb>());\n-\talgorithms_.push_back(std::make_unique<algorithms::BlackLevelCorrection>());\n-\talgorithms_.push_back(std::make_unique<algorithms::ToneMapping>());\n+\t/* Load the tuning data file. */\n+\tFile file(settings.configurationFile.c_str());\n+\tif (!file.open(File::OpenModeFlag::ReadOnly)) {\n+\t\tint ret = file.error();\n+\t\tLOG(IPAIPU3, Error)\n+\t\t\t<< \"Failed to open configuration file \"\n+\t\t\t<< settings.configurationFile << \": \" << strerror(-ret);\n+\t\treturn ret;\n+\t}\n+\n+\tstd::unique_ptr<libcamera::YamlObject> data = YamlParser::parse(file);\n+\tif (!data)\n+\t\treturn -EINVAL;\n+\n+\tunsigned int version = (*data)[\"version\"].get<uint32_t>(0);\n+\tif (version != 1) {\n+\t\tLOG(IPAIPU3, Error)\n+\t\t\t<< \"Invalid tuning file version \" << version;\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tif (!data->contains(\"algorithms\")) {\n+\t\tLOG(IPAIPU3, Error)\n+\t\t\t<< \"Tuning file doesn't contain any algorithm\";\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tint ret = createAlgorithms(context_, (*data)[\"algorithms\"]);\n+\tif (ret)\n+\t\treturn ret;\n \n \t/* Initialize controls. */\n \tupdateControls(sensorInfo, sensorControls, ipaControls);\n@@ -470,7 +504,7 @@ int IPAIPU3::configure(const IPAConfigInfo &configInfo,\n \t/* Update the IPASessionConfiguration using the sensor settings. */\n \tupdateSessionConfiguration(sensorCtrls_);\n \n-\tfor (auto const &algo : algorithms_) {\n+\tfor (auto const &algo : algorithms()) {\n \t\tint ret = algo->configure(context_, configInfo);\n \t\tif (ret)\n \t\t\treturn ret;\n@@ -538,7 +572,7 @@ void IPAIPU3::fillParamsBuffer(const uint32_t frame, const uint32_t bufferId)\n \t */\n \tparams->use = {};\n \n-\tfor (auto const &algo : algorithms_)\n+\tfor (auto const &algo : algorithms())\n \t\talgo->prepare(context_, params);\n \n \tparamsBufferReady.emit(frame);\n@@ -581,7 +615,7 @@ void IPAIPU3::processStatsBuffer(const uint32_t frame,\n \tint32_t vBlank = context_.configuration.sensor.defVBlank;\n \tControlList ctrls(controls::controls);\n \n-\tfor (auto const &algo : algorithms_)\n+\tfor (auto const &algo : algorithms())\n \t\talgo->process(context_, &frameContext, stats);\n \n \tsetControls(frame);\n", "prefixes": [ "libcamera-devel", "RFC", "4/4" ] }