{"id":16386,"url":"https://patchwork.libcamera.org/api/1.1/patches/16386/?format=json","web_url":"https://patchwork.libcamera.org/patch/16386/","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":"<20220627162732.33160-6-jacopo@jmondi.org>","date":"2022-06-27T16:27:22","name":"[libcamera-devel,05/15] libcamera: camera_sensor: Retrieve sensor delays","commit_ref":null,"pull_url":null,"state":"not-applicable","archived":true,"hash":"b51aa3109a0e32d59748c3cd4cacdf359fa73788","submitter":{"id":3,"url":"https://patchwork.libcamera.org/api/1.1/people/3/?format=json","name":"Jacopo Mondi","email":"jacopo@jmondi.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/16386/mbox/","series":[{"id":3224,"url":"https://patchwork.libcamera.org/api/1.1/series/3224/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3224","date":"2022-06-27T16:27:17","name":"Internal controls, sensor delays and IPA init/configure rework","version":1,"mbox":"https://patchwork.libcamera.org/series/3224/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/16386/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/16386/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 81502BD808\n\tfor ;\n\tMon, 27 Jun 2022 16:27:51 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 324BF6564C;\n\tMon, 27 Jun 2022 18:27:51 +0200 (CEST)","from relay7-d.mail.gandi.net (relay7-d.mail.gandi.net\n\t[IPv6:2001:4b98:dc4:8::227])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id CDE0D65639\n\tfor ;\n\tMon, 27 Jun 2022 18:27:44 +0200 (CEST)","(Authenticated sender: jacopo@jmondi.org)\n\tby mail.gandi.net (Postfix) with ESMTPSA id 0D35B20009;\n\tMon, 27 Jun 2022 16:27:43 +0000 (UTC)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1656347271;\n\tbh=ckO0WIZjO53QzzWM6jMDukqqxc2tn5erdfG9AVHU+UY=;\n\th=To:Date:In-Reply-To:References:Subject:List-Id:List-Unsubscribe:\n\tList-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:\n\tFrom;\n\tb=SoqgSVxUvAhzQr86geLRVRaowKvbud6plNRZYOyQW+u5VNFD0ZDhZMZYFszkxQiV8\n\tyBpG9opEWemMT5gzvImatCelFF0M58Zr0n+vSYxvPDhQCRHp4VQJKcmllCpFOM3Zx5\n\ttTNYjui8XNIg0nGD2rP3GkSNzpVPKk24AiJOYaYxkAU/isHy3mRpk6vWoSaqRoMLB0\n\tjYHKmhGt4dom+cvi8Z8TnDxE6Y8qfBZsOc0ipatDDGtJbMJZYXWaMhbFDHgJHB4aI5\n\tpyWTBG3FaCvUhuZetoQHK+HfvYapAWvgqCOxQZaKHGmjaI0YStDFIqy1/c5MiObM6F\n\tT+SgKHFCpkx2Q==","To":"libcamera-devel@lists.libcamera.org","Date":"Mon, 27 Jun 2022 18:27:22 +0200","Message-Id":"<20220627162732.33160-6-jacopo@jmondi.org>","X-Mailer":"git-send-email 2.36.1","In-Reply-To":"<20220627162732.33160-1-jacopo@jmondi.org>","References":"<20220627162732.33160-1-jacopo@jmondi.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 05/15] libcamera: camera_sensor: Retrieve\n\tsensor delays","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","From":"Jacopo Mondi via libcamera-devel ","Reply-To":"Jacopo Mondi ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add a function to the CameraSensor to retrieve the SensorDelay map that\nassociate controls to their latencies.\n\nIf such information is not provided, return a reference to an empty map.\n\nSigned-off-by: Jacopo Mondi \n---\n include/libcamera/internal/camera_sensor.h | 4 +++\n src/libcamera/camera_sensor.cpp | 30 ++++++++++++++++++++++\n 2 files changed, 34 insertions(+)","diff":"diff --git a/include/libcamera/internal/camera_sensor.h b/include/libcamera/internal/camera_sensor.h\nindex b9f4d7867854..0359d4609517 100644\n--- a/include/libcamera/internal/camera_sensor.h\n+++ b/include/libcamera/internal/camera_sensor.h\n@@ -9,6 +9,7 @@\n \n #include \n #include \n+#include \n #include \n \n #include \n@@ -34,6 +35,8 @@ struct CameraSensorProperties;\n class CameraSensor : protected Loggable\n {\n public:\n+\tusing SensorDelays = std::unordered_map;\n+\n \texplicit CameraSensor(const MediaEntity *entity);\n \t~CameraSensor();\n \n@@ -45,6 +48,7 @@ public:\n \tconst std::vector &mbusCodes() const { return mbusCodes_; }\n \tstd::vector sizes(unsigned int mbusCode) const;\n \tSize resolution() const;\n+\tconst SensorDelays &sensorDelays();\n \tconst std::vector &testPatternModes() const\n \t{\n \t\treturn testPatternModes_;\ndiff --git a/src/libcamera/camera_sensor.cpp b/src/libcamera/camera_sensor.cpp\nindex d055c16a4885..5cd33e904174 100644\n--- a/src/libcamera/camera_sensor.cpp\n+++ b/src/libcamera/camera_sensor.cpp\n@@ -47,6 +47,14 @@ LOG_DEFINE_CATEGORY(CameraSensor)\n * devices as the needs arise.\n */\n \n+/**\n+ * \\typedef CameraSensor::SensorDelays\n+ * \\brief Camera sensor controls delays\n+ *\n+ * Type to represent a map of camera sensor controls associated with their\n+ * latencies, expressed in frame periods.\n+ */\n+\n /**\n * \\brief Construct a CameraSensor\n * \\param[in] entity The media entity backing the camera sensor\n@@ -561,6 +569,28 @@ Size CameraSensor::resolution() const\n \treturn std::min(sizes_.back(), activeArea_.size());\n }\n \n+/**\n+ * \\brief Retrieve the map of latencies associated with camera controls\n+ *\n+ * Retrieve the SensorDelays map that associates camera controls with\n+ * their latencies.\n+ *\n+ * If a camera sensor does not provide such information an empty map is\n+ * returned.\n+ *\n+ * \\return A map of controls associated with their latencies or an empty map\n+ * if no sensor delays are available.\n+ */\n+const CameraSensor::SensorDelays &CameraSensor::sensorDelays()\n+{\n+\tstatic SensorDelays emptyDelays{};\n+\n+\tif (!staticProps_)\n+\t\treturn emptyDelays;\n+\n+\treturn staticProps_->sensorDelays;\n+}\n+\n /**\n * \\fn CameraSensor::testPatternModes()\n * \\brief Retrieve all the supported test pattern modes of the camera sensor\n","prefixes":["libcamera-devel","05/15"]}