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{ "id": 10657, "url": "https://patchwork.libcamera.org/api/covers/10657/?format=api", "web_url": "https://patchwork.libcamera.org/cover/10657/", "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": "<20201212185116.29611-1-laurent.pinchart@ideasonboard.com>", "date": "2020-12-12T18:51:13", "name": "[libcamera-devel,0/3] libcamera: Fix leaks and simplify object management with std::unique_ptr<>", "submitter": { "id": 2, "url": "https://patchwork.libcamera.org/api/people/2/?format=api", "name": "Laurent Pinchart", "email": "laurent.pinchart@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/10657/mbox/", "series": [ { "id": 1531, "url": "https://patchwork.libcamera.org/api/series/1531/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1531", "date": "2020-12-12T18:51:14", "name": "libcamera: Fix leaks and simplify object management with std::unique_ptr<>", "version": 1, "mbox": "https://patchwork.libcamera.org/series/1531/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/10657/comments/", "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 D7E70BD80A\n\tfor <parsemail@patchwork.libcamera.org>;\n\tSat, 12 Dec 2020 18:51:30 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 023F0605BF;\n\tSat, 12 Dec 2020 19:51:30 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id DA0916032B\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 12 Dec 2020 19:51:26 +0100 (CET)", "from pendragon.lan (62-78-145-57.bb.dnainternet.fi [62.78.145.57])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 4CCD396\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 12 Dec 2020 19:51:26 +0100 (CET)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"rbyeojfr\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1607799086;\n\tbh=L0G4387GGHyzIwKCbIEGE3XhEEMgZCN846owPFd4fSc=;\n\th=From:To:Subject:Date:From;\n\tb=rbyeojfrkClUW2N5xylkSTTdy/Yv9diIUwwQ+mj32m3uzh9mJHsxNflvro38bPR1O\n\t+MtB00Lp0inBM0RKKuSnJwIlVkNAkD6IQhnYQ90L3Do8Lyt/MjGzn+q2hGI5+CFkuc\n\t/bBVIx9iI2NgGvg6R2IERJPXKEpkfYLjcTL5Y3sc=", "From": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Sat, 12 Dec 2020 20:51:13 +0200", "Message-Id": "<20201212185116.29611-1-laurent.pinchart@ideasonboard.com>", "X-Mailer": "git-send-email 2.27.0", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH 0/3] libcamera: Fix leaks and simplify\n\tobject management with std::unique_ptr<>", "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": "Hello,\n\nThis small patch series is a follow-up of the switch of\nV4L2*::fromEntityName() to std::unique_ptr<>. It replaces more manually\nmanaged pointers with std::unique_ptr<> in pipeline handlers, including\nexpanding usage of V4L2*::fromEntityName(). I've noticed a memory leak\nwhile writing the code, which is fixed in patch 1/3.\n\nLaurent Pinchart (3):\n libcamera: pipeline: raspberrypi: Don't leak RPiCameraData::sensor_\n libcamera: pipeline: vimc: Use V4L2*::fromEntityName() where possible\n libcamera: pipeline: Manage resources with std::unique_ptr<>\n\n src/libcamera/pipeline/ipu3/cio2.cpp | 11 ++-----\n src/libcamera/pipeline/ipu3/cio2.h | 9 +++--\n .../pipeline/raspberrypi/raspberrypi.cpp | 7 ++--\n src/libcamera/pipeline/rkisp1/rkisp1.cpp | 19 ++++-------\n src/libcamera/pipeline/simple/converter.cpp | 8 +----\n src/libcamera/pipeline/simple/converter.h | 3 +-\n src/libcamera/pipeline/uvcvideo/uvcvideo.cpp | 12 +++----\n src/libcamera/pipeline/vimc/vimc.cpp | 33 +++++++------------\n 8 files changed, 34 insertions(+), 68 deletions(-)" }