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{ "id": 24685, "url": "https://patchwork.libcamera.org/api/1.1/patches/24685/?format=api", "web_url": "https://patchwork.libcamera.org/patch/24685/", "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": "<20251015020320.13210-1-uajain@igalia.com>", "date": "2025-10-15T02:03:20", "name": "[v2] gstreamer: Update the TODO list", "commit_ref": "b9fa6e0e61d3ea605fe4b1201ede5745cd5800e5", "pull_url": null, "state": "accepted", "archived": false, "hash": "8c33d03dbbafede76736f99fa776e335666cd3ae", "submitter": { "id": 232, "url": "https://patchwork.libcamera.org/api/1.1/people/232/?format=api", "name": "Umang Jain", "email": "uajain@igalia.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/24685/mbox/", "series": [ { "id": 5504, "url": "https://patchwork.libcamera.org/api/1.1/series/5504/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5504", "date": "2025-10-15T02:03:20", "name": "[v2] gstreamer: Update the TODO list", "version": 2, "mbox": "https://patchwork.libcamera.org/series/5504/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/24685/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/24685/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 5F4BBBE080\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 15 Oct 2025 02:03:08 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 6EBBA605FF;\n\tWed, 15 Oct 2025 04:03:07 +0200 (CEST)", "from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 39364605FF\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 15 Oct 2025 04:03:06 +0200 (CEST)", "from [49.36.127.56] (helo=uajain)\n\tby fanzine2.igalia.com with esmtpsa \n\t(Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256)\n\t(Exim) id 1v8qr2-009j1d-3U; Wed, 15 Oct 2025 04:03:04 +0200" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=igalia.com header.i=@igalia.com\n\theader.b=\"VCMPj1Fc\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com;\n\ts=20170329;\n\th=Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:\n\tCc:To:From:Sender:Reply-To:Content-Type:Content-ID:Content-Description:\n\tResent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:\n\tIn-Reply-To:References:List-Id:List-Help:List-Unsubscribe:List-Subscribe:\n\tList-Post:List-Owner:List-Archive;\n\tbh=x2pBJmAK4tG8w6BZh6KrWTfrvacn2V5n3Pk3pmowBB4=;\n\tb=VCMPj1FcaS9MJGJP/ELnlgSzjt\n\tJ07hygN+Zp/vUwg6CL4L4Flg7WS0QdTw5pVQhDnOfSIkDM9M5fxG+Sj34pmkJ9PkBAQMqITCIMV43\n\tBLjez8R9S2Rn91AVn/TMzVVo7cKmcevAPfcNdqKG0dLoY1tT6ZUvIC5zZ9pqGi4pbpisQUUHfYeb2\n\twiK1j9hCIIuKwoS6ellAhDhBryjH6YjLMnNS7R5QiDCbO3+AlFzRMZpafl4ybaB90xyJwK6otFjhl\n\t5QLAZrx9GSEYCE5iiWhgOE5ibigu1cZygM09Xx/s74XiSHXFmVqKkNuJ0eXlVdrPr88GC5GDyPjt8\n\t0rYmfdNg==;", "From": "Umang Jain <uajain@igalia.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Nicolas Dufresne <nicolas.dufresne@collabora.com>,\n\tUmang Jain <uajain@igalia.com>", "Subject": "[PATCH v2] gstreamer: Update the TODO list", "Date": "Wed, 15 Oct 2025 07:33:20 +0530", "Message-ID": "<20251015020320.13210-1-uajain@igalia.com>", "X-Mailer": "git-send-email 2.51.0", "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": "<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>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Update the feature TODO list of libcamerasrc as it hasn't been\nupdated since its introduction. Following entries have been dropped\nsince they are supported:\n\n- Implement GstElement::request-new-pad (multi stream)\ncommit 53a0d80af0f9 (\"gstreamer: Added virtual functions needed to support request pads\")\n\n- Add framerate control\n- Add framerate negotiation support\ncommit ccfe0a1af77c (\"gstreamer: Provide framerate support for libcamerasrc\")\n\n- Add colorimetry support\ncommit fc9783acc608 (\"gstreamer: Provide colorimetry <> ColorSpace mappings\")\n\n- Use unique names to select the camera devices\ncommit 2c93810ec1f1 (\"gst: libcamerasrc: Add camera-name property\")\n(The property that is set here is fed into CameraManager::get()\neventually, ensuring we can select the camera devices by unique IDs.)\n\n- Add GstVideoMeta support (strides and offsets)\ncommit 848a3017b8ee (\"gstreamer: Add GstVideoMeta support\")\n\nAt the same time, append the buffer importation support entry to\nmention the potential usage of memory:DMAbuf, that landed in\ngstreamer-1.26.\n\nSigned-off-by: Umang Jain <uajain@igalia.com>\nReviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>\n---\nChanges in v2:\n- Drop GstVideoMeta support entry as well\n---\n src/gstreamer/gstlibcamerasrc.cpp | 8 +-------\n 1 file changed, 1 insertion(+), 7 deletions(-)", "diff": "diff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp\nindex 79a025a5..011a12fc 100644\n--- a/src/gstreamer/gstlibcamerasrc.cpp\n+++ b/src/gstreamer/gstlibcamerasrc.cpp\n@@ -11,18 +11,12 @@\n * - Implement GstElement::send_event\n * + Allowing application to use FLUSH/FLUSH_STOP\n * + Prevent the main thread from accessing streaming thread\n- * - Implement GstElement::request-new-pad (multi stream)\n- * + Evaluate if a single streaming thread is fine\n * - Add application driven request (snapshot)\n- * - Add framerate control\n * - Add buffer importation support\n+ * + Evaluate the feasibility of memory:DMAbuf support\n *\n * Requires new libcamera API:\n- * - Add framerate negotiation support\n- * - Add colorimetry support\n * - Add timestamp support\n- * - Use unique names to select the camera devices\n- * - Add GstVideoMeta support (strides and offsets)\n */\n \n #include \"gstlibcamerasrc.h\"\n", "prefixes": [ "v2" ] }