From patchwork Wed Jul 8 09:25:07 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 27285 Return-Path: X-Original-To: parsemail@patchwork.libcamera.org Delivered-To: parsemail@patchwork.libcamera.org Received: from lancelot.ideasonboard.com (lancelot.ideasonboard.com [92.243.16.209]) by patchwork.libcamera.org (Postfix) with ESMTPS id D6F30C3323 for ; Wed, 8 Jul 2026 09:25:36 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id F118E660DB; Wed, 8 Jul 2026 11:25:31 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="XiqHybRn"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 6A7CA66094 for ; Wed, 8 Jul 2026 11:25:11 +0200 (CEST) Received: from [192.168.1.182] (93-46-82-201.ip106.fastwebnet.it [93.46.82.201]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id B89CF3FB7; Wed, 8 Jul 2026 11:24:21 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1783502661; bh=8OCi4uYq/mK5icgwliwM3R+3rB9MckbE7JtDIY89XRI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=XiqHybRn8W2eop7/kh0oj11xYv9Fz1YQsCK2L3VO/3Ik9XILYQicj2BYEsBkibtlr frSrtWD6WvTQKOcRcO2xF3A1TCAGwbnFH/TB+TE6fFk73tsc0naxHn3J6KOIqYltqp AM2icgRITBe5SeFmj4ZGkRWJ6HzPmUL1TBauI4p8= From: Jacopo Mondi Date: Wed, 08 Jul 2026 11:25:07 +0200 Subject: [PATCH v4 20/35] ipa: libipa: lsc: Introduce lsc::ActiveState MIME-Version: 1.0 Message-Id: <20260708-libipa-algorithms-v4-20-f0e99f035294@ideasonboard.com> References: <20260708-libipa-algorithms-v4-0-f0e99f035294@ideasonboard.com> In-Reply-To: <20260708-libipa-algorithms-v4-0-f0e99f035294@ideasonboard.com> To: libcamera-devel@lists.libcamera.org, Stefan Klug Cc: Jacopo Mondi X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2220; i=jacopo.mondi@ideasonboard.com; h=from:subject:message-id; bh=8OCi4uYq/mK5icgwliwM3R+3rB9MckbE7JtDIY89XRI=; b=owEBbQKS/ZANAwAKAXI0Bo8WoVY8AcsmYgBqThduAX91tfKpYmmyhOMpOHx5nippHnHV9iz+L uDKSEc/Q8GJAjMEAAEKAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCak4XbgAKCRByNAaPFqFW PAMGEACzLPvgVMvWfkaYXYMG9a7ZcmQMWi7sbLWyFGN73G3CBwQykA49v7uL+MnoXTEWLZZzJVM 6t3Cpii1E4dwwd3k5oJwPMHWuDcd4Pq72yu/s/8eifTq1DqOvE1nvsmrraWZZVYxJdV1CNp9660 60T7o8hq6LkX8T3hzMLANrGYqe3veeoR4g8osG+AGCmpnWnEuGSgGXiB2rSBJSZhAvbE75j4DEX gMD6lPIUeh1L1kPR2AARiOyUcxepTljHINXbT2PJt9+bYnmZiRacJB7cxCt+ZzA/i12KATLdZUd fZm6yMWQnzf4fM6U2G08/FeDQ4pTochvdSEf8ewUrOEn5f/50TgcFoSux8pEeYPBgB1E2o9AvaD TiIXNrrPBJQHcnJ5TaNkaYuL9fEo5LZz0deFZU511VRis9Ki0GHYRRThWoPVLOtK9OmEeGNjuW3 +ZvTpBqmo7QN24S37RjzAIXe2bZEM+DgKQ95pakuhlh8WE3JKdY1HMWsIAA4X/6ZTWhZARqwqMI FnvO7l0nCK8ij1DDsE4kvFmf4Jm42jLNtK3bP3xS4jHw20XklNpCuGPWjcdqEVRuvr/n+rzMSua ZonNs8NiJ6iHA+XU9LCd8hQbeXkqzgYGuV7rdjWCnWIkiVeL5qeATF4cm32X2hdWgQGFBL+vC/j gcnERVEiLeB8R7w== X-Developer-Key: i=jacopo.mondi@ideasonboard.com; a=openpgp; fpr=72392EDC88144A65C701EA9BA5826A2587AD026B X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Introduce the lsc.h and lsc.cpp files with the definition of the Lsc algorithm active state. Signed-off-by: Jacopo Mondi --- src/ipa/libipa/lsc.cpp | 33 +++++++++++++++++++++++++++++++++ src/ipa/libipa/lsc.h | 24 ++++++++++++++++++++++++ src/ipa/libipa/meson.build | 2 ++ 3 files changed, 59 insertions(+) diff --git a/src/ipa/libipa/lsc.cpp b/src/ipa/libipa/lsc.cpp new file mode 100644 index 000000000000..437666855354 --- /dev/null +++ b/src/ipa/libipa/lsc.cpp @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2026 Ideas on Board Oy + * + * libIPA Lsc algorithms + */ + +#include "lsc.h" + +/** + * \file lsc.h + * \brief libipa LSC algorithm + */ + +namespace libcamera { + +namespace ipa { + +namespace lsc { + +/** + * \struct ActiveState + * \brief The LSC active state + * + * \var ActiveState::enabled + * \brief Boolean flag for the LscAlgorithm enable status + */ + +} /* namespace lsc */ + +} /* namespace ipa */ + +} /* namespace libcamera */ diff --git a/src/ipa/libipa/lsc.h b/src/ipa/libipa/lsc.h new file mode 100644 index 000000000000..18c9fa25e53a --- /dev/null +++ b/src/ipa/libipa/lsc.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2026 Ideas on Board Oy + * + * libIPA Lsc algorithm + */ + +#pragma once + +namespace libcamera { + +namespace ipa { + +namespace lsc { + +struct ActiveState { + bool enabled; +}; + +} /* namespace lsc */ + +} /* namespace ipa */ + +} /* namespace libcamera */ diff --git a/src/ipa/libipa/meson.build b/src/ipa/libipa/meson.build index 95d398d99fd6..42f89d9820fa 100644 --- a/src/ipa/libipa/meson.build +++ b/src/ipa/libipa/meson.build @@ -14,6 +14,7 @@ libipa_headers = files([ 'fixedpoint.h', 'histogram.h', 'interpolator.h', + 'lsc.h', 'lsc_base.h', 'lsc_polynomial.h', 'lsc_table.h', @@ -38,6 +39,7 @@ libipa_sources = files([ 'fixedpoint.cpp', 'histogram.cpp', 'interpolator.cpp', + 'lsc.cpp', 'lsc_base.cpp', 'lsc_polynomial.cpp', 'lsc_table.cpp',