{"id":20061,"url":"https://patchwork.libcamera.org/api/1.1/covers/20061/?format=json","web_url":"https://patchwork.libcamera.org/cover/20061/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20240517080802.3896531-1-paul.elder@ideasonboard.com>","date":"2024-05-17T08:07:58","name":"[v3,0/3] ipa: rkisp1: Improve AGC (plumbing)","submitter":{"id":17,"url":"https://patchwork.libcamera.org/api/1.1/people/17/?format=json","name":"Paul Elder","email":"paul.elder@ideasonboard.com"},"mbox":"https://patchwork.libcamera.org/cover/20061/mbox/","series":[{"id":4313,"url":"https://patchwork.libcamera.org/api/1.1/series/4313/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=4313","date":"2024-05-17T08:07:58","name":"ipa: rkisp1: Improve AGC (plumbing)","version":3,"mbox":"https://patchwork.libcamera.org/series/4313/mbox/"}],"comments":"https://patchwork.libcamera.org/api/covers/20061/comments/","headers":{"Return-Path":"","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 86FA5BD78E\n\tfor ;\n\tFri, 17 May 2024 08:08:12 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 715CB6347E;\n\tFri, 17 May 2024 10:08:11 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 1ACDA61A5A\n\tfor ;\n\tFri, 17 May 2024 10:08:10 +0200 (CEST)","from neptunite.hamster-moth.ts.net\n\t(h175-177-049-156.catv02.itscom.jp [175.177.49.156])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 03F9B512;\n\tFri, 17 May 2024 10:07:59 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"a7VY+Kmh\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1715933281;\n\tbh=gxF677WVY3e1STmVTefVfVkVUbXkhEYeh1BtuliEA+4=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=a7VY+KmhXedgkMytk5HuV+Qc6mq0p4hAVQDMHu5qizRor2sws7ndGtRrDr66oU0MU\n\tpk7bRbrfqS9/VXU+de2IaeusURTJ8kjo5bwnKEv/hkZEuvI+PKpBpOBSYFe2WA+ZUG\n\t5lO2gdP0VCIR2AKOjejIjnIY4ALGDqhioDUOAsns=","From":"Paul Elder ","To":"libcamera-devel@lists.libcamera.org","Cc":"Paul Elder ","Subject":"[PATCH v3 0/3] ipa: rkisp1: Improve AGC (plumbing)","Date":"Fri, 17 May 2024 17:07:58 +0900","Message-Id":"<20240517080802.3896531-1-paul.elder@ideasonboard.com>","X-Mailer":"git-send-email 2.39.2","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":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"This series depends on v2 of the series \"ipa: Move Pwl from Raspberry Pi\nto libipa\".\n\nThis series adds support in the rkisp1 IPA for:\n- reading histogram weights (metering modes) from tuning file\n- expands luminance target from a scalar value to piecewise linear\n function, controlled by lux\n- plumbs controls for setting metering mode, exposure mode, constraint\n mode, and frame duration\n\nAs of v2, defaults have been added such that the rkisp1 pipeline will no\nlonger break with non-existent/erroneous tuning files.\n\nv3 mainly adds support for both v10 and v12, and fixes a limits issue in\nwhen using the exposure mode helper.\n\nPaul Elder (3):\n ipa: rkisp1: agc: Read histogram weights from tuning file\n ipa: libipa: agc: Change luminance target to piecewise linear function\n ipa: rkisp1: agc: Plumb mode-selection and frame duration controls\n\n src/ipa/ipu3/algorithms/agc.cpp | 5 +-\n src/ipa/libipa/agc_mean_luminance.cpp | 31 ++++--\n src/ipa/libipa/agc_mean_luminance.h | 7 +-\n src/ipa/rkisp1/algorithms/agc.cpp | 146 +++++++++++++++++++++++++-\n src/ipa/rkisp1/algorithms/agc.h | 6 ++\n src/ipa/rkisp1/algorithms/algorithm.h | 2 +\n src/ipa/rkisp1/ipa_context.h | 10 +-\n src/ipa/rkisp1/rkisp1.cpp | 10 ++\n 8 files changed, 199 insertions(+), 18 deletions(-)"}