{"id":12173,"url":"https://patchwork.libcamera.org/api/1.1/patches/12173/?format=json","web_url":"https://patchwork.libcamera.org/patch/12173/","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":"<20210503104152.34048-5-jacopo@jmondi.org>","date":"2021-05-03T10:41:39","name":"[libcamera-devel,v5,04/17] libcamera: controls: Destage 'SensorTimestamp'","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"e146ec054d6597c6bbcd9b8f3ddba525c23bb069","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/12173/mbox/","series":[{"id":1994,"url":"https://patchwork.libcamera.org/api/1.1/series/1994/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1994","date":"2021-05-03T10:41:35","name":"Support SensorTimestamp metadata","version":5,"mbox":"https://patchwork.libcamera.org/series/1994/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/12173/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/12173/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 96347BDE78\n\tfor ;\n\tMon, 3 May 2021 10:41:18 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 692646892F;\n\tMon, 3 May 2021 12:41:17 +0200 (CEST)","from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net\n\t[217.70.183.199])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 940BB68920\n\tfor ;\n\tMon, 3 May 2021 12:41:13 +0200 (CEST)","from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay9-d.mail.gandi.net (Postfix) with ESMTPSA id 367A1FF805\n\tfor ;\n\tMon, 3 May 2021 10:41:13 +0000 (UTC)"],"X-Originating-IP":"93.34.118.233","From":"Jacopo Mondi ","To":"libcamera-devel@lists.libcamera.org","Date":"Mon, 3 May 2021 12:41:39 +0200","Message-Id":"<20210503104152.34048-5-jacopo@jmondi.org>","X-Mailer":"git-send-email 2.31.1","In-Reply-To":"<20210503104152.34048-1-jacopo@jmondi.org>","References":"<20210503104152.34048-1-jacopo@jmondi.org>","MIME-Version":"1.0","Subject":"[libcamera-devel] [PATCH v5 04/17] libcamera: controls: Destage\n\t'SensorTimestamp'","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","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Destage the 'SensorTimestamp' control, which is used by pipeline\nhandlers to report the time when the first active line of the sensor's\npixel array is exposed.\n\nReviewed-by: Laurent Pinchart \nReviewed-by: Kieran Bingham \nReviewed-by: Hirokazu Honda \nSigned-off-by: Jacopo Mondi \n---\n src/libcamera/control_ids.yaml | 21 ++++++++++++++-------\n 1 file changed, 14 insertions(+), 7 deletions(-)","diff":"diff --git a/src/libcamera/control_ids.yaml b/src/libcamera/control_ids.yaml\nindex b4771f9def89..88d81ac4cccc 100644\n--- a/src/libcamera/control_ids.yaml\n+++ b/src/libcamera/control_ids.yaml\n@@ -360,6 +360,20 @@ controls:\n \n size: [2]\n \n+ - SensorTimestamp:\n+ type: int64_t\n+ description: |\n+ The time when the first row of the image sensor active array is exposed.\n+\n+ The timestamp, expressed in nanoseconds, represents a monotonically\n+ increasing counter since the system boot time, as defined by the\n+ Linux-specific CLOCK_BOOTTIME clock id.\n+\n+ The SensorTimestamp control can only be returned in metadata.\n+\n+ \\todo Define how the sensor timestamp has to be used in the reprocessing\n+ use case.\n+\n # ----------------------------------------------------------------------------\n # Draft controls section\n \n@@ -547,13 +561,6 @@ controls:\n value: 3\n description: The AWB algorithm is locked.\n \n- - SensorTimestamp:\n- type: int64_t\n- draft: true\n- description: |\n- Control to report the start of exposure of the first row of the captured\n- image. Currently identical to ANDROID_SENSOR_TIMESTAMP.\n-\n - SensorRollingShutterSkew:\n type: int64_t\n draft: true\n","prefixes":["libcamera-devel","v5","04/17"]}