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{ "id": 16267, "url": "https://patchwork.libcamera.org/api/patches/16267/?format=api", "web_url": "https://patchwork.libcamera.org/patch/16267/", "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": "<20220617143549.35442-3-dse@thaumatec.com>", "date": "2022-06-17T14:35:48", "name": "[libcamera-devel,v2,2/3] Documentation: Update code examples to use the Request::reuse() method", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "3b3075621d0a15e4c88e145ca6f1ba0126b35e9e", "submitter": { "id": 126, "url": "https://patchwork.libcamera.org/api/people/126/?format=api", "name": "Daniel Semkowicz", "email": "dse@thaumatec.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/16267/mbox/", "series": [ { "id": 3189, "url": "https://patchwork.libcamera.org/api/series/3189/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3189", "date": "2022-06-17T14:35:46", "name": "Documentation: Update code examples in Application Writer's Guide", "version": 2, "mbox": "https://patchwork.libcamera.org/series/3189/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/16267/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/16267/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 B7E1CC3274\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 17 Jun 2022 14:36:03 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 3610B65640;\n\tFri, 17 Jun 2022 16:36:03 +0200 (CEST)", "from mail-ej1-x62b.google.com (mail-ej1-x62b.google.com\n\t[IPv6:2a00:1450:4864:20::62b])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id EBC8E6563B\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 17 Jun 2022 16:36:01 +0200 (CEST)", "by mail-ej1-x62b.google.com with SMTP id me5so9188986ejb.2\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 17 Jun 2022 07:36:01 -0700 (PDT)", "from localhost.localdomain (ip092042140082.rev.nessus.at.\n\t[92.42.140.82]) by smtp.gmail.com with ESMTPSA id\n\tu20-20020aa7d554000000b0042a2d9af0f8sm3746189edr.79.2022.06.17.07.36.00\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tFri, 17 Jun 2022 07:36:00 -0700 (PDT)" ], "DKIM-Signature": [ "v=1; 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\n\tFri, 17 Jun 2022 07:36:01 -0700 (PDT)", "To": "libcamera-devel@lists.libcamera.org", "Date": "Fri, 17 Jun 2022 16:35:48 +0200", "Message-Id": "<20220617143549.35442-3-dse@thaumatec.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20220617143549.35442-1-dse@thaumatec.com>", "References": "<20220617143549.35442-1-dse@thaumatec.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 2/3] Documentation: Update code\n\texamples to use the Request::reuse() method", "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>", "From": "Daniel Semkowicz via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Daniel Semkowicz <dse@thaumatec.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "After introduction of reuse(), there is no need of manual request\nreconfiguration. Furthermore, current example code does not work\nanymore.\n\nSigned-off-by: Daniel Semkowicz <dse@thaumatec.com>\n---\n .../guides/application-developer.rst | 20 +++----------------\n 1 file changed, 3 insertions(+), 17 deletions(-)", "diff": "diff --git a/Documentation/guides/application-developer.rst b/Documentation/guides/application-developer.rst\nindex 6ab8b7e5..a5f363cf 100644\n--- a/Documentation/guides/application-developer.rst\n+++ b/Documentation/guides/application-developer.rst\n@@ -480,26 +480,12 @@ libcamera repository.\n .. _FileSink class: https://git.libcamera.org/libcamera/libcamera.git/tree/src/cam/file_sink.cpp\n \n With the handling of this request completed, it is possible to re-use the\n-buffers by adding them to a new ``Request`` instance with their matching\n-streams, and finally, queue the new capture request to the camera device:\n+request and the associated buffers and re-queue it to the camera\n+device:\n \n .. code:: cpp\n \n- request = camera->createRequest();\n- if (!request)\n- {\n- std::cerr << \"Can't create request\" << std::endl;\n- return;\n- }\n-\n- for (auto it = buffers.begin(); it != buffers.end(); ++it)\n- {\n- Stream *stream = it->first;\n- FrameBuffer *buffer = it->second;\n-\n- request->addBuffer(stream, buffer);\n- }\n-\n+ request->reuse(Request::ReuseBuffers);\n camera->queueRequest(request);\n \n Request queueing\n", "prefixes": [ "libcamera-devel", "v2", "2/3" ] }