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{ "id": 13779, "url": "https://patchwork.libcamera.org/api/covers/13779/?format=api", "web_url": "https://patchwork.libcamera.org/cover/13779/", "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": "<20210909082516.26055-1-jeanmichel.hautbois@ideasonboard.com>", "date": "2021-09-09T08:25:12", "name": "[libcamera-devel,v5,0/4] Move and improve AWB structures", "submitter": { "id": 75, "url": "https://patchwork.libcamera.org/api/people/75/?format=api", "name": "Jean-Michel Hautbois", "email": "jeanmichel.hautbois@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/13779/mbox/", "series": [ { "id": 2503, "url": "https://patchwork.libcamera.org/api/series/2503/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2503", "date": "2021-09-09T08:25:12", "name": "Move and improve AWB structures", "version": 5, "mbox": "https://patchwork.libcamera.org/series/2503/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/13779/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 E85D2BDB1D\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 9 Sep 2021 08:25:21 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 6FA406916E;\n\tThu, 9 Sep 2021 10:25:21 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 6DF4F6024E\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 9 Sep 2021 10:25:19 +0200 (CEST)", "from tatooine.ideasonboard.com (unknown\n\t[IPv6:2a01:e0a:169:7140:ab35:be36:579e:39cf])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 0FFBD883;\n\tThu, 9 Sep 2021 10:25:19 +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=\"LQbKz0bO\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1631175919;\n\tbh=q4LMFdQWI1KHvbhs43CxnHv262YF3o4sHThvWrEIMG0=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=LQbKz0bO8aIMz16uek0tSWCmF27kbhJqBiT1SR4MZKM6FiGwtHtS/4A078F51nkAk\n\trCUJ7+0lMzzfb7HadmCPUeZsJ8TdD22+yKIw48Qr3Xs7Mvjy4DW6UdtEvXdWvpyNfB\n\tPO4gfm5P2jEWncCYpk/RFe/aLF6QdsCyMCZgO+d8=", "From": "Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 9 Sep 2021 10:25:12 +0200", "Message-Id": "<20210909082516.26055-1-jeanmichel.hautbois@ideasonboard.com>", "X-Mailer": "git-send-email 2.30.2", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v5 0/4] Move and improve AWB structures", "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": "On the path towards a cleaner and more documented IPA for the IPU3, this\nseries changes the structures used by the AWB algorithm.\nv5 is a small rewording of the commit messages for 2/4 and 4/4.\nv4 changes the way the structure is used in intel-ipu3.h to avoid\nany change in the buffer size. It should be transparent.\n\nPatch 1/4 moves the AWB structures to be able to use those from the\nipa::ipu3::algorithms namespace (by AGC at least).\n\nPatch 2/4 renames the stats region structure to make it clear it is an\naccumulator structure.\n\nPatch 3/4 is improving the Accumulator structure to have the same layout\nas the IPAFrameContext::awb structure.\n\nPatch 4/4 is removing the IPU3AwbCell from libcamera, and uses its\ndefinition directly from the kernel header.\n\nJean-Michel Hautbois (4):\n ipa: ipu3: Move the AWB stats structures\n ipa: ipu3: Rename IspStatsRegion to Accumulator\n ipa: ipu3: Change Accumulator structure layout\n ipa: ipu3: Replace ipa::ipu3::algorithms::Ipu3AwbCell\n\n include/linux/intel-ipu3.h | 28 +++++++++++++--\n src/ipa/ipu3/algorithms/agc.cpp | 7 ++--\n src/ipa/ipu3/algorithms/awb.cpp | 61 ++++++++++++++++++---------------\n src/ipa/ipu3/algorithms/awb.h | 30 ++++++----------\n 4 files changed, 75 insertions(+), 51 deletions(-)" }