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{ "id": 9178, "url": "https://patchwork.libcamera.org/api/covers/9178/?format=api", "web_url": "https://patchwork.libcamera.org/cover/9178/", "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": "<20200804113107.127257-1-kieran.bingham@ideasonboard.com>", "date": "2020-08-04T11:31:05", "name": "[libcamera-devel,0/2] android: metadata usage tracking", "submitter": { "id": 4, "url": "https://patchwork.libcamera.org/api/people/4/?format=api", "name": "Kieran Bingham", "email": "kieran.bingham@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/9178/mbox/", "series": [ { "id": 1188, "url": "https://patchwork.libcamera.org/api/series/1188/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1188", "date": "2020-08-04T11:31:05", "name": "android: metadata usage tracking", "version": 1, "mbox": "https://patchwork.libcamera.org/series/1188/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/9178/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 C02E3BD86F\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 4 Aug 2020 11:31:16 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 47B8F6042B;\n\tTue, 4 Aug 2020 13:31:16 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 86C4C603C9\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 4 Aug 2020 13:31:14 +0200 (CEST)", "from Q.local (cpc89244-aztw30-2-0-cust3082.18-1.cable.virginm.net\n\t[86.31.172.11])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id B8A8B27B;\n\tTue, 4 Aug 2020 13:31:11 +0200 (CEST)" ], "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=\"qiMv1kfi\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1596540671;\n\tbh=YeIaP6JGt2XQR34MBr0zKiUoQbjfhlR5H4ZgU7dBhss=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=qiMv1kfidqVtDXjnVq9h0Y+/KpyN7FxXdkBdsLF/TH9T2KW0su3S0qv4EzY+7I/4d\n\tFwURG5HjO1Gcv8SNPfDgN0hQn9PgOgn4DDNtccl4TLMph2sfvlXbvCJWHqplSKis07\n\tXoVYlljbOhz5I4mHO//VapceDPIpvDB7VQw9psio=", "From": "Kieran Bingham <kieran.bingham@ideasonboard.com>", "To": "libcamera devel <libcamera-devel@lists.libcamera.org>", "Date": "Tue, 4 Aug 2020 12:31:05 +0100", "Message-Id": "<20200804113107.127257-1-kieran.bingham@ideasonboard.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH 0/2] android: metadata usage tracking", "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": "These are probably mostly just out for RFC, but I've used them to\ndetermine how many entries, and how many bytes we are actually consuming\nfrom the metadata objects through the android layer.\n\nIf they are useful, we can integrate them, or if someone wants to\ndetermine this information locally, they can use these directly.\n\nThey add a bit of bloat to the objects, to store 4 extra size_t\nvariables, but I don't think that's too heavy, as there are probably\nonly three instances of this class.\n\nKieran Bingham (2):\n android: camera_metadata: Track storage usage\n android: camera_metadata: Report storage usages\n\n src/android/camera_device.cpp | 6 ++++++\n src/android/camera_metadata.cpp | 17 ++++++++++++++++-\n src/android/camera_metadata.h | 12 ++++++++++++\n 3 files changed, 34 insertions(+), 1 deletion(-)" }