Patch Detail
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GET /api/1.1/patches/12038/?format=api
{ "id": 12038, "url": "https://patchwork.libcamera.org/api/1.1/patches/12038/?format=api", "web_url": "https://patchwork.libcamera.org/patch/12038/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/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": "<20210421160319.42251-7-jacopo@jmondi.org>", "date": "2021-04-21T16:03:09", "name": "[libcamera-devel,v3,06/16] libcamera: uvc: Report sensor timestamp", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "53553424a24bc2dc54e324ef27de9c9dd2702561", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/1.1/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "delegate": { "id": 15, "url": "https://patchwork.libcamera.org/api/1.1/users/15/?format=api", "username": "jmondi", "first_name": "Jacopo", "last_name": "Mondi", "email": "jacopo@jmondi.org" }, "mbox": "https://patchwork.libcamera.org/patch/12038/mbox/", "series": [ { "id": 1957, "url": "https://patchwork.libcamera.org/api/1.1/series/1957/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1957", "date": "2021-04-21T16:03:03", "name": "Support SensorTimestamp metadata", "version": 3, "mbox": "https://patchwork.libcamera.org/series/1957/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/12038/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/12038/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 3DEAFBDB17\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 21 Apr 2021 16:02:52 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id DF4DC68858;\n\tWed, 21 Apr 2021 18:02:50 +0200 (CEST)", "from relay10.mail.gandi.net (relay10.mail.gandi.net\n\t[217.70.178.230])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 6E9B66884A\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 21 Apr 2021 18:02:47 +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 relay10.mail.gandi.net (Postfix) with ESMTPSA id A519824000D;\n\tWed, 21 Apr 2021 16:02:46 +0000 (UTC)" ], "From": "Jacopo Mondi <jacopo@jmondi.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Wed, 21 Apr 2021 18:03:09 +0200", "Message-Id": "<20210421160319.42251-7-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.31.1", "In-Reply-To": "<20210421160319.42251-1-jacopo@jmondi.org>", "References": "<20210421160319.42251-1-jacopo@jmondi.org>", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH v3 06/16] libcamera: uvc: Report sensor\n\ttimestamp", "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>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Report the sensor's timestamp in the Request metadata using the\ncompleted buffer timestamp.\n\nThe UVC driver reports timestamps of SOE event through metadata, for\nwhich there is no support in the current pipeline implementation.\n\nReviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n src/libcamera/pipeline/uvcvideo/uvcvideo.cpp | 4 ++++\n 1 file changed, 4 insertions(+)", "diff": "diff --git a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp\nindex b6c6ade5ebaf..faa8d6b05f46 100644\n--- a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp\n+++ b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp\n@@ -662,6 +662,10 @@ void UVCCameraData::bufferReady(FrameBuffer *buffer)\n {\n \tRequest *request = buffer->request();\n \n+\t/* \\todo Use the UVC metadata to calculate a more precise timestamp */\n+\trequest->metadata().set(controls::SensorTimestamp,\n+\t\t\t\tbuffer->metadata().timestamp);\n+\n \tpipe_->completeBuffer(request, buffer);\n \tpipe_->completeRequest(request);\n }\n", "prefixes": [ "libcamera-devel", "v3", "06/16" ] }