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{ "id": 21883, "url": "https://patchwork.libcamera.org/api/1.1/covers/21883/?format=api", "web_url": "https://patchwork.libcamera.org/cover/21883/", "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": "<20241113131256.3170817-1-paul.elder@ideasonboard.com>", "date": "2024-11-13T13:12:48", "name": "[v3,0/8] AEGC controls", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/1.1/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/21883/mbox/", "series": [ { "id": 4790, "url": "https://patchwork.libcamera.org/api/1.1/series/4790/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4790", "date": "2024-11-13T13:12:48", "name": "AEGC controls", "version": 3, "mbox": "https://patchwork.libcamera.org/series/4790/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/21883/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 AB1ACBE173\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 13 Nov 2024 13:13:19 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 415AC65816;\n\tWed, 13 Nov 2024 14:13:19 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id CC1E8657CF\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 13 Nov 2024 14:13:17 +0100 (CET)", "from neptunite.flets-east.jp (unknown\n\t[IPv6:2404:7a81:160:2100:eb25:7aa0:7da7:eb24])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id CAC8EEA7;\n\tWed, 13 Nov 2024 14:13:02 +0100 (CET)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"T8VmTPnv\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1731503584;\n\tbh=juUGjQY9B6HLCPCdY1J8Ypg9SG+QvBhr2BGhKxA3LWc=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=T8VmTPnvHNZeMfiaaHM8ncA18rK8wJMZkbJWTi4owJPNK3DyrSu4LS5JdNgXVlVti\n\tg2cUh+ABVofMvnVUMEOYxmPzFgIz8t+deLmGDKf67amJ0s0YEF8ATq8doG2X2zviuT\n\t0et4DOQhbsc85NCgMh5VtvKAXcQg2jNnY6kifqak=", "From": "Paul Elder <paul.elder@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "laurent.pinchart@ideasonboard.com, jacopo.mondi@ideasonboard.com,\n\tnaush@raspberrypi.com, david.plowman@raspberrypi.com,\n\tPaul Elder <paul.elder@ideasonboard.com>", "Subject": "[PATCH v3 0/8] AEGC controls", "Date": "Wed, 13 Nov 2024 22:12:48 +0900", "Message-Id": "<20241113131256.3170817-1-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": "<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 introduces a new set of AEGC controls that allow:\n- flicker avoidance when switching from auto to manual\n- shutter priority / gain priority\n\nTo achieve this, we remove the existing AeEnable control and add two\nseparate controls that control enabling/disabling auto-exposure and\nauto-gain. The definition of AeState is also made more concrete. The\nfirst two patches add the new controls, as well as documentation and\ndesign rationale.\n\nThe rest of the patches naturally update the existing users of AeEnable,\nbefore finally removing the control altogether.\n\nThanks,\n\nPaul\n\nJacopo Mondi (4):\n libcamera: uvcvideo: Register ExposureTimeMode control\n test: ipa_data_serialization: Use ExposureTimeMode\n ipa: raspberry: Port to the new AEGC controls\n controls: Remove AeEnable and AeLocked\n\nPaul Elder (4):\n controls: Introduce AEGC-related controls\n Documentation: design: ae: Document the design for AE controls\n ipa: rkisp1: Port to the new AEGC controls\n gstreamer: Generate the new AEGC controls\n\n Documentation/design/ae.rst | 348 ++++++++++++++++++\n src/ipa/rkisp1/algorithms/agc.cpp | 68 +++-\n src/ipa/rkisp1/ipa_context.cpp | 14 +-\n src/ipa/rkisp1/ipa_context.h | 6 +-\n src/ipa/rpi/common/ipa_base.cpp | 74 +++-\n src/ipa/rpi/controller/agc_algorithm.h | 8 +-\n src/ipa/rpi/controller/rpi/agc.cpp | 52 ++-\n src/ipa/rpi/controller/rpi/agc.h | 8 +-\n src/ipa/rpi/controller/rpi/agc_channel.cpp | 24 +-\n src/ipa/rpi/controller/rpi/agc_channel.h | 8 +-\n src/libcamera/control_ids_core.yaml | 249 +++++++++++--\n src/libcamera/control_ids_draft.yaml | 29 --\n src/libcamera/pipeline/uvcvideo/uvcvideo.cpp | 54 ++-\n .../ipa_data_serializer_test.cpp | 2 +-\n utils/codegen/gen-gst-controls.py | 5 +-\n 15 files changed, 835 insertions(+), 114 deletions(-)\n create mode 100644 Documentation/design/ae.rst" }