{"id":13390,"url":"https://patchwork.libcamera.org/api/1.1/patches/13390/?format=json","web_url":"https://patchwork.libcamera.org/patch/13390/","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":"<20210818155403.268694-3-jeanmichel.hautbois@ideasonboard.com>","date":"2021-08-18T15:53:56","name":"[libcamera-devel,v3,2/9] ipa: ipu3: Introduce a Context structure","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"f0f2d121a8e5cc24cf4776195b95b48a3db5221d","submitter":{"id":75,"url":"https://patchwork.libcamera.org/api/1.1/people/75/?format=json","name":"Jean-Michel Hautbois","email":"jeanmichel.hautbois@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/13390/mbox/","series":[{"id":2370,"url":"https://patchwork.libcamera.org/api/1.1/series/2370/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=2370","date":"2021-08-18T15:53:54","name":"IPU3: Introduce modularity for algorithms","version":3,"mbox":"https://patchwork.libcamera.org/series/2370/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/13390/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/13390/checks/","tags":{},"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 C42F9BD87C\n\tfor ;\n\tWed, 18 Aug 2021 15:54:14 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 65FD1688A6;\n\tWed, 18 Aug 2021 17:54:14 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 8F4CD68890\n\tfor ;\n\tWed, 18 Aug 2021 17:54:09 +0200 (CEST)","from tatooine.ideasonboard.com (unknown\n\t[IPv6:2a01:e0a:169:7140:946e:2bbb:370e:41e4])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 2E360F1;\n\tWed, 18 Aug 2021 17:54:09 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"T7qGSFMf\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1629302049;\n\tbh=wwrgTHKy2CdyyyI3wyOynvu4iR2y/MegybHoDf442Vc=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=T7qGSFMfh++oElU5epqPIBxocEBFys4USFDPcV8bhuQaXYQD7AAVsZJZNChUKUGq1\n\t0qGnIdWphBiN87ZtcDZEIl6dc9HPA4qrCtHwFgA62zF96aiFcTsaxrjIjqxPPqYHjl\n\tpQUq/FLeWi+CZ65vFmkmSJpbkPrf27LUALV55Ti4=","From":"Jean-Michel Hautbois ","To":"libcamera-devel@lists.libcamera.org","Date":"Wed, 18 Aug 2021 17:53:56 +0200","Message-Id":"<20210818155403.268694-3-jeanmichel.hautbois@ideasonboard.com>","X-Mailer":"git-send-email 2.30.2","In-Reply-To":"<20210818155403.268694-1-jeanmichel.hautbois@ideasonboard.com>","References":"<20210818155403.268694-1-jeanmichel.hautbois@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v3 2/9] ipa: ipu3: Introduce a Context\n\tstructure","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":"An increasing amount of data and information needs to be shared between\nthe components that build up to implement image processing algorithms.\n\nCreate a context structure which will allow us to work towards calling\nalgorithms in a modular way, and sharing information between the modules.\n\nThe IPA context is a global context set at configure time (IPAConfiguration)\nand a per-frame context (IPAFrameContext) used while streaming.\n\nSigned-off-by: Kieran Bingham \nSigned-off-by: Jean-Michel Hautbois \n---\n src/ipa/ipu3/ipa_context.h | 53 ++++++++++++++++++++++++++++++++++++++\n 1 file changed, 53 insertions(+)\n create mode 100644 src/ipa/ipu3/ipa_context.h","diff":"diff --git a/src/ipa/ipu3/ipa_context.h b/src/ipa/ipu3/ipa_context.h\nnew file mode 100644\nindex 00000000..76534f7f\n--- /dev/null\n+++ b/src/ipa/ipu3/ipa_context.h\n@@ -0,0 +1,53 @@\n+/* SPDX-License-Identifier: LGPL-2.1-or-later */\n+/*\n+ * Copyright (C) 2021, Google Inc.\n+ *\n+ * ipu3_ipa_context.h - IPU3 IPA Context\n+ *\n+ */\n+#ifndef __LIBCAMERA_IPU3_IPA_CONTEXT_H__\n+#define __LIBCAMERA_IPU3_IPA_CONTEXT_H__\n+\n+#include \n+\n+namespace libcamera {\n+\n+namespace ipa::ipu3 {\n+\n+/**\n+ * Fixed configuration of the IPA\n+ *\n+ * This structure contains data set at the configure state of the IPA.\n+ * It can't be modified while streaming.\n+ */\n+struct IPAConfiguration {\n+};\n+\n+/**\n+ * Context of a frame for each algorithms\n+ *\n+ * This may be stored in a way that is associated with a given request\n+ * lifetime, though for now a single instance is used.\n+ * It contains informations updated while streaming by the algorithms.\n+ */\n+struct IPAFrameContext {\n+};\n+\n+/**\n+ * Context information shared between the algorithms\n+ *\n+ * The global context structure contains:\n+ * - a configuration structure set while the IPA is configured, and not\n+ * modified when streaming\n+ * - a frameContext structure updated by the algorithms while streaming\n+ */\n+struct IPAContext {\n+\tIPAConfiguration configuration;\n+\tIPAFrameContext frameContext;\n+};\n+\n+} /* namespace ipa::ipu3 */\n+\n+} /* namespace libcamera*/\n+\n+#endif /* __LIBCAMERA_IPU3_IPA_CONTEXT_H__ */\n","prefixes":["libcamera-devel","v3","2/9"]}