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{ "id": 23376, "url": "https://patchwork.libcamera.org/api/covers/23376/?format=api", "web_url": "https://patchwork.libcamera.org/cover/23376/", "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": "<20250515160432.119022-1-mzamazal@redhat.com>", "date": "2025-05-15T16:04:30", "name": "[v3,0/1] Add saturation control to software ISP", "submitter": { "id": 177, "url": "https://patchwork.libcamera.org/api/people/177/?format=api", "name": "Milan Zamazal", "email": "mzamazal@redhat.com" }, "mbox": "https://patchwork.libcamera.org/cover/23376/mbox/", "series": [ { "id": 5175, "url": "https://patchwork.libcamera.org/api/series/5175/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5175", "date": "2025-05-15T16:04:30", "name": "Add saturation control to software ISP", "version": 3, "mbox": "https://patchwork.libcamera.org/series/5175/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/23376/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 41C94C3220\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 15 May 2025 16:04:47 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 24B9E68B70;\n\tThu, 15 May 2025 18:04:46 +0200 (CEST)", "from us-smtp-delivery-124.mimecast.com\n\t(us-smtp-delivery-124.mimecast.com [170.10.133.124])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id D2C8368B4F\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 15 May 2025 18:04:44 +0200 (CEST)", "from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com\n\t(ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97])\n\tby relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n\tcipher=TLS_AES_256_GCM_SHA384) id us-mta-568-CZHrLC8rPyCs9gFJEEYs7Q-1;\n\tThu, 15 May 2025 12:04:39 -0400", "from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com\n\t(mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com\n\t[10.30.177.40])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\tkey-exchange X25519 server-signature RSA-PSS (2048 bits)\n\tserver-digest SHA256) (No client certificate requested)\n\tby mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix)\n\twith ESMTPS id 5CEA51800258; Thu, 15 May 2025 16:04:38 +0000 (UTC)", "from mzamazal-thinkpadp1gen7.tpbc.com (unknown [10.44.32.124])\n\tby mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix)\n\twith ESMTP id 802AC1956066; Thu, 15 May 2025 16:04:36 +0000 (UTC)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=redhat.com header.i=@redhat.com\n\theader.b=\"SN/rt5Ie\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n\ts=mimecast20190719; t=1747325083;\n\th=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n\tto:to:cc:cc:mime-version:mime-version:content-type:content-type:\n\tcontent-transfer-encoding:content-transfer-encoding;\n\tbh=PoCFkSQFTFuWVMNFERJCV5CtMirC3EoLbaYLmJgxBBM=;\n\tb=SN/rt5Ie2kf95T2WlKAggLQzBgpkyx9H5FpYfnRUa/nhBBq5LX3BshKdlG3Eum/R2ElC3/\n\tW4ailYEHumxNe1Vti+URKIuqNtiXB7PwTnMASLtB9Bin+BSIuQ32D7dGeE0fANyakCIYj7\n\tLFjtkY/ZWDo0Z57lW+iEQaLbdyjSjIE=", "X-MC-Unique": "CZHrLC8rPyCs9gFJEEYs7Q-1", "X-Mimecast-MFC-AGG-ID": "CZHrLC8rPyCs9gFJEEYs7Q_1747325078", "From": "Milan Zamazal <mzamazal@redhat.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Milan Zamazal <mzamazal@redhat.com>,\n\tPaul Elder <paul.elder@ideasonboard.com>,\n\tLaurent Pinchart <laurent.pinchart@ideasonboard.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>", "Subject": "[PATCH v3 0/1] Add saturation control to software ISP", "Date": "Thu, 15 May 2025 18:04:30 +0200", "Message-ID": "<20250515160432.119022-1-mzamazal@redhat.com>", "MIME-Version": "1.0", "X-Scanned-By": "MIMEDefang 3.0 on 10.30.177.40", "X-Mimecast-Spam-Score": "0", "X-Mimecast-MFC-PROC-ID": "SJeqAizV0ZIk_VuHw_cj1YcG8tVHj3OkD8JCljbwjsY_1747325078", "X-Mimecast-Originator": "redhat.com", "Content-Type": "text/plain; charset=UTF-8", "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": "Adding saturation control, using CCM to adjust saturation.\n\nChanges in v3:\n- Types of saturation value in IPA contexts fixed.\n- Ccm::updateSaturation renamed to Ccm::applySaturation.\n- Wording improvement in the commit message.\n\nChanges in v2:\n- Matrix multiplication order fixed.\n- Saturation is reported in metadata even when the control is not used,\n i.e. using the default value.\n- Saturation is adjusted in Y’CbCr colour space rather than using the\n method from graficaobscura.\n\nMilan Zamazal (1):\n libcamera: software_isp: Add saturation control\n\n src/ipa/simple/algorithms/ccm.cpp | 60 +++++++++++++++++++++++++++++--\n src/ipa/simple/algorithms/ccm.h | 11 ++++++\n src/ipa/simple/ipa_context.h | 4 +++\n 3 files changed, 72 insertions(+), 3 deletions(-)" }