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{ "id": 13251, "url": "https://patchwork.libcamera.org/api/1.1/covers/13251/?format=api", "web_url": "https://patchwork.libcamera.org/cover/13251/", "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": "<20210809092007.79067-1-jeanmichel.hautbois@ideasonboard.com>", "date": "2021-08-09T09:20:02", "name": "[libcamera-devel,RFC,0/5] IPU3: Introduce modularity for algorithms", "submitter": { "id": 75, "url": "https://patchwork.libcamera.org/api/1.1/people/75/?format=api", "name": "Jean-Michel Hautbois", "email": "jeanmichel.hautbois@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/13251/mbox/", "series": [ { "id": 2320, "url": "https://patchwork.libcamera.org/api/1.1/series/2320/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2320", "date": "2021-08-09T09:20:02", "name": "IPU3: Introduce modularity for algorithms", "version": 1, "mbox": "https://patchwork.libcamera.org/series/2320/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/13251/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 7BD70BD87D\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 9 Aug 2021 09:20:18 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id BF8996884F;\n\tMon, 9 Aug 2021 11:20:17 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id E3C2F687EB\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 9 Aug 2021 11:20:15 +0200 (CEST)", "from tatooine.ideasonboard.com (unknown\n\t[IPv6:2a01:e0a:169:7140:14c5:c0eb:b1fb:db22])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 74B7EEE;\n\tMon, 9 Aug 2021 11:20:15 +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=\"JMHPJzTp\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1628500815;\n\tbh=Aw6BnvfWVlvq0fhzyT/EpqGFvb5wp7VoRtkmUgkhSgA=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=JMHPJzTpZaNM0aVdYZwdnqPxdzhB5lRgc7lJPMSF9+z3tGk5DDuZJeo5tLjE/vgMc\n\tfOQ0QLC+AjcZcnKIGnApW4ta6gskDpqrq3SDDI3t+CKg60FhYMWH9iJ0TPhec7lJUI\n\ttuOeasCNqq02ryXLwPiSJSkijpKGEwsi01ePlr7c=", "From": "Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Mon, 9 Aug 2021 11:20:02 +0200", "Message-Id": "<20210809092007.79067-1-jeanmichel.hautbois@ideasonboard.com>", "X-Mailer": "git-send-email 2.30.2", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [RFC PATCH 0/5] IPU3: Introduce modularity for\n\talgorithms", "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": "This patch series splits the algorithms in IPU3 into a modular form.\nWhen the Metadata class was discussed a proposal from Kieran was to have\na fully-defined structure which would be used to pass the context\nbetween algorithms and the IPAIPU3 class, as well as between the\nalgorithms themselves.\n\nThe algorithms are statically emplaced in a list for the moment, and a\nregistration system may be used later.\nIn order to demonstrate how to add a new algorithm, patch 3/5\ndemonstrates how the gamma table is calculated.\nPatch 4/5 and 5/5 move the AWB and AGC algorithms currently used.\n\nJean-Michel Hautbois (5):\n ipa: ipu3: Introduce a Context structure\n ipa: ipu3: Introduce modular algorithms\n ipa: ipu3: Introduce a modular contrast algorithm\n ipa: ipu3: Move IPU3 awb into algorithms\n ipa: ipu3: Move IPU3 agc into algorithms\n\n .../ipu3/{ipu3_agc.cpp => algorithms/agc.cpp} | 59 +++++----\n src/ipa/ipu3/{ipu3_agc.h => algorithms/agc.h} | 33 +++--\n src/ipa/ipu3/algorithms/algorithm.h | 30 +++++\n .../ipu3/{ipu3_awb.cpp => algorithms/awb.cpp} | 79 ++++--------\n src/ipa/ipu3/{ipu3_awb.h => algorithms/awb.h} | 28 +++--\n src/ipa/ipu3/algorithms/contrast.cpp | 52 ++++++++\n src/ipa/ipu3/algorithms/contrast.h | 32 +++++\n src/ipa/ipu3/algorithms/meson.build | 7 ++\n src/ipa/ipu3/ipa_context.h | 53 ++++++++\n src/ipa/ipu3/ipu3.cpp | 114 +++++++++++++-----\n src/ipa/ipu3/meson.build | 6 +-\n 11 files changed, 345 insertions(+), 148 deletions(-)\n rename src/ipa/ipu3/{ipu3_agc.cpp => algorithms/agc.cpp} (80%)\n rename src/ipa/ipu3/{ipu3_agc.h => algorithms/agc.h} (59%)\n create mode 100644 src/ipa/ipu3/algorithms/algorithm.h\n rename src/ipa/ipu3/{ipu3_awb.cpp => algorithms/awb.cpp} (78%)\n rename src/ipa/ipu3/{ipu3_awb.h => algorithms/awb.h} (77%)\n create mode 100644 src/ipa/ipu3/algorithms/contrast.cpp\n create mode 100644 src/ipa/ipu3/algorithms/contrast.h\n create mode 100644 src/ipa/ipu3/algorithms/meson.build\n create mode 100644 src/ipa/ipu3/ipa_context.h" }