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{ "id": 13390, "url": "https://patchwork.libcamera.org/api/1.1/patches/13390/?format=api", "web_url": "https://patchwork.libcamera.org/patch/13390/", "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": "<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"[libcamera-devel,v3,2/9] ipa: ipu3: Introduce a Context structure", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "f0f2d121a8e5cc24cf4776195b95b48a3db5221d", "submitter": { "id": 75, "url":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=api", "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=api", "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": "<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 C42F9BD87C\n\tfor <parsemail@patchwork.libcamera.org>;\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 <libcamera-devel@lists.libcamera.org>;\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 <jeanmichel.hautbois@ideasonboard.com>", "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": "<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": "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 <kieran.bingham@ideasonboard.com>\nSigned-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>\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 <linux/intel-ipu3.h>\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" ] }