From patchwork Thu Apr 22 05:18:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jean-Michel Hautbois X-Patchwork-Id: 12060 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 078FFBDB15 for ; Thu, 22 Apr 2021 05:19:03 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 8FFBA68857; Thu, 22 Apr 2021 07:19:02 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="f3N1HCRp"; 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 6A04F68852 for ; Thu, 22 Apr 2021 07:19:00 +0200 (CEST) Received: from localhost.localdomain (unknown [IPv6:2a01:e0a:169:7140:e96c:3f42:9018:e1b2]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id D2235499; Thu, 22 Apr 2021 07:18:59 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1619068740; bh=6qXZaBrdzBYZe7cvvnFt2/rZV/Y853l0fba15lPdjXU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=f3N1HCRpjEHp49TF1WGodjrRDNUgPcIFOJQ6NrqDurVjCxuP6nETQbn4A5dE/KSAb 15epTFMDro8rLeTQbvUHFaADXw8PqqfuTw9Svlfxt6M3QfhvtOlt3MqGTDssXdirZ0 706DGLbfjLzmhXe2jII6Q9weaRJRf+VuZiwR+t2I= From: Jean-Michel Hautbois To: libcamera-devel@lists.libcamera.org Date: Thu, 22 Apr 2021 07:18:54 +0200 Message-Id: <20210422051857.20594-2-jeanmichel.hautbois@ideasonboard.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210422051857.20594-1-jeanmichel.hautbois@ideasonboard.com> References: <20210422051857.20594-1-jeanmichel.hautbois@ideasonboard.com> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH v6 1/4] ipa: Add a common interface for algorithm objects 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" In order to instantiate and use algorithms (AWB, AGC, etc.) there is a need for a common class to define mandatory methods. Instead of reinventing the wheel, reuse what Raspberry Pi has done and adapt to the minimum requirements expected. Signed-off-by: Jean-Michel Hautbois Reviewed-by: Laurent Pinchart Reviewed-by: Kieran Bingham Tested-by: Jacopo Mondi --- src/ipa/libipa/algorithm.cpp | 39 ++++++++++++++++++++++++++++++++++++ src/ipa/libipa/algorithm.h | 24 ++++++++++++++++++++++ src/ipa/libipa/meson.build | 4 +++- 3 files changed, 66 insertions(+), 1 deletion(-) create mode 100644 src/ipa/libipa/algorithm.cpp create mode 100644 src/ipa/libipa/algorithm.h diff --git a/src/ipa/libipa/algorithm.cpp b/src/ipa/libipa/algorithm.cpp new file mode 100644 index 00000000..930f9353 --- /dev/null +++ b/src/ipa/libipa/algorithm.cpp @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2021, Ideas On Board + * + * algorithm.cpp - ISP control algorithms + */ + +#include "algorithm.h" + +/** + * \file algorithm.h + * \brief Algorithm common interface + */ + +namespace libcamera { + +/** + * \brief The IPA namespace + * + * The IPA namespace groups all types specific to IPA modules. It serves as the + * top-level namespace for the IPA library libipa, and also contains + * module-specific namespaces for IPA modules. + */ +namespace ipa { + +/** + * \class Algorithm + * \brief The base class for all IPA algorithms + * + * The Algorithm class defines a standard interface for IPA algorithms. By + * abstracting algorithms, it makes possible the implementation of generic code + * to manage algorithms regardless of their specific type. + */ + +Algorithm::~Algorithm() = default; + +} /* namespace ipa */ + +} /* namespace libcamera */ diff --git a/src/ipa/libipa/algorithm.h b/src/ipa/libipa/algorithm.h new file mode 100644 index 00000000..89cee4c4 --- /dev/null +++ b/src/ipa/libipa/algorithm.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2021, Ideas On Board + * + * algorithm.h - ISP control algorithm interface + */ +#ifndef __LIBCAMERA_IPA_LIBIPA_ALGORITHM_H__ +#define __LIBCAMERA_IPA_LIBIPA_ALGORITHM_H__ + +namespace libcamera { + +namespace ipa { + +class Algorithm +{ +public: + virtual ~Algorithm(); +}; + +} /* namespace ipa */ + +} /* namespace libcamera */ + +#endif /* __LIBCAMERA_IPA_LIBIPA_ALGORITHM_H__ */ diff --git a/src/ipa/libipa/meson.build b/src/ipa/libipa/meson.build index b29ef0f4..1819711d 100644 --- a/src/ipa/libipa/meson.build +++ b/src/ipa/libipa/meson.build @@ -1,13 +1,15 @@ # SPDX-License-Identifier: CC0-1.0 libipa_headers = files([ + 'algorithm.h', ]) libipa_sources = files([ + 'algorithm.cpp', ]) libipa_includes = include_directories('..') -libipa = static_library('ipa', libipa_sources, +libipa = static_library('ipa', [libipa_sources, libipa_headers], include_directories : ipa_includes, dependencies : libcamera_dep)