Show a patch.

GET /api/1.1/patches/16372/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 16372,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/16372/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/16372/",
    "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": "<20220627030159.30730-2-utkarsh02t@gmail.com>",
    "date": "2022-06-27T03:01:57",
    "name": "[libcamera-devel,v3,1/3] qcam: Queue requests only through MainWindow::queueRequest()",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "bbc350001fa86beee4bea0c7bf20251307f63765",
    "submitter": {
        "id": 114,
        "url": "https://patchwork.libcamera.org/api/1.1/people/114/?format=api",
        "name": "Utkarsh Tiwari",
        "email": "utkarsh02t@gmail.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/16372/mbox/",
    "series": [
        {
            "id": 3220,
            "url": "https://patchwork.libcamera.org/api/1.1/series/3220/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3220",
            "date": "2022-06-27T03:01:56",
            "name": "Introduce capture scripts to qcam",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/3220/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/16372/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/16372/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 530E5BD808\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 27 Jun 2022 03:02:13 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 1B1FB65638;\n\tMon, 27 Jun 2022 05:02:13 +0200 (CEST)",
            "from mail-pl1-x631.google.com (mail-pl1-x631.google.com\n\t[IPv6:2607:f8b0:4864:20::631])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id C10A465633\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 27 Jun 2022 05:02:11 +0200 (CEST)",
            "by mail-pl1-x631.google.com with SMTP id jh14so6982773plb.1\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSun, 26 Jun 2022 20:02:11 -0700 (PDT)",
            "from localhost.localdomain\n\t([2406:3003:2005:1c27:cf57:31af:7925:f9e6])\n\tby smtp.gmail.com with ESMTPSA id\n\ts7-20020aa78d47000000b0051bba89c2bcsm5899378pfe.58.2022.06.26.20.02.07\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tSun, 26 Jun 2022 20:02:09 -0700 (PDT)"
        ],
        "DKIM-Signature": [
            "v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1656298933;\n\tbh=4Aq824HZHPf2PmvNblVn/eW6i8DB/sJg0DcK4tanfZg=;\n\th=To:Date:In-Reply-To:References:Subject:List-Id:List-Unsubscribe:\n\tList-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:\n\tFrom;\n\tb=zCNdGnobwUOGAduBknwh46SpsWO6JmAsPEvDLi1ADwXltgSobeddIkiZd5yrHnKmC\n\tFFim6yZZpGqfYgB7u55XGincF1xleJPs+uUywxmflLPZIZrRbbMg9J5TPpDGudRxD3\n\tWVQCX9eNVrcw2TbwnswM0Odf9pfv6x098E8Ok1NQdI8qBQKO5JqxIjyPNIrBLndiTl\n\tXjoN3P0PcFOPSbapBA5IHDqQYLn2kYc1ajvKjonGVcQCmD9UYfzSEshgQDnYZvqEFF\n\tK05BMsQeVq2pLyvjQ4SJfFceXiep4lMgJE7ULF3vHO3BbW0gFmHS50vLhv18zkZ4FM\n\t2VDK7fXYPvymQ==",
            "v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references\n\t:mime-version:content-transfer-encoding;\n\tbh=FiD29FzPLJ25vLGERZCLerCSVMUJH90zaw1E+agM5O0=;\n\tb=SCEAtlGfwk49UxN7mPHexmMdodfka2PxBvF89qwfJe5VvBVNa0H0seolnDvQ5vAC2u\n\tYW62qTkzeOkWsr0EW2v4iBysXEPTiLynjj7UviH6lCUOSA4RGSlLNoozWHcgm4EfVtgG\n\tD1u7JzCIq17IiqmAel6QK4t2HFqUoSd78rl3SgMICpPXEt9fSAsnb9U/2Oatxg8DeGyp\n\t9EoQy4QQrnATVHiNUocJq1BGBLiqMWBzEBwxzG8afwaj0xxTUALT5rlOtbegA6H2PRfT\n\tq59/hWO93bD3mEGAo282CzeXbqIGgQ5UhV57ao/PZu7n/CwV25wa/4dqWDU7LqN5bR0V\n\t+UJg=="
        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (2048-bit key; \n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"SCEAtlGf\"; dkim-atps=neutral",
        "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20210112;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references:mime-version:content-transfer-encoding;\n\tbh=FiD29FzPLJ25vLGERZCLerCSVMUJH90zaw1E+agM5O0=;\n\tb=1kLFZ26/t278t5yuHUBpQJlcjtyVlt/AskPuN+Ar8z+bsXH4JYlFMqCgh6cUbIBO6g\n\tSHBMkmjQjegXXv7Wrlk/YvpljZWMzgQH6Oe7Iv9qx3mkSsK6kLDXr/MB1FPiWsyzWH7M\n\tmYYCi8qhwvkiSP8E17IeMW1w3hUuclEvvHyBB3B+E/AsS8V5nWr4Ws8Z1DAa4MtonJep\n\tMy2P2GQ0a8tlwGE3NnFdUdr+4UZ5cu4h87KXxh9JSsJZTbnSUYojYwWJwihPAY7bjXYs\n\tLtUVpFtrCWY/Nt1ILIelZ3lIDnTU/g8+MQvbqz3O0BvyCz/IG/Wm9oMzDLZh9tvuPzYJ\n\tdHvg==",
        "X-Gm-Message-State": "AJIora/qHSvxObpidI989R+roKx+5esg7KDu/PJW5tv4nDif0rxcM51o\n\th/fMSAej2uak1uW7ZmOB7XtrTFu5fS/Fmg==",
        "X-Google-Smtp-Source": "AGRyM1sUKfy7wj7H2EvAP545c3aqw+6wmob9Zpp0Z+O1eBLRYlS9l5V0thyrT99V1Gq3/vsCFlnEeg==",
        "X-Received": "by 2002:a17:902:ce85:b0:16a:3db5:5966 with SMTP id\n\tf5-20020a170902ce8500b0016a3db55966mr12687542plg.79.1656298930059; \n\tSun, 26 Jun 2022 20:02:10 -0700 (PDT)",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Mon, 27 Jun 2022 11:01:57 +0800",
        "Message-Id": "<20220627030159.30730-2-utkarsh02t@gmail.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20220627030159.30730-1-utkarsh02t@gmail.com>",
        "References": "<20220627030159.30730-1-utkarsh02t@gmail.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH v3 1/3] qcam: Queue requests only through\n\tMainWindow::queueRequest()",
        "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": "Utkarsh Tiwari via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>",
        "Reply-To": "Utkarsh Tiwari <utkarsh02t@gmail.com>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Currently to request a frame, we operate the camera directly.\nThis approach is also scattered in two places,\nMainWindow::startCapture() and MainWindow::queueRequest().\nThis makes it difficult to account requests.\n\nCentralize all the queuing to a single function queueRequest()\n\nRename the current queueRequest() to renderComplete(),\nThis makes more sense as this slot is triggered when\nthe render is complete and we want to queue another\nrequest.\n\nSigned-off-by: Utkarsh Tiwari <utkarsh02t@gmail.com>\n---\n src/qcam/main_window.cpp | 14 +++++++++-----\n src/qcam/main_window.h   |  3 ++-\n 2 files changed, 11 insertions(+), 6 deletions(-)",
    "diff": "diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp\nindex dd0e51f5..adeb3181 100644\n--- a/src/qcam/main_window.cpp\n+++ b/src/qcam/main_window.cpp\n@@ -119,14 +119,14 @@ MainWindow::MainWindow(CameraManager *cm, const OptionsParser::Options &options)\n \tif (renderType == \"qt\") {\n \t\tViewFinderQt *viewfinder = new ViewFinderQt(this);\n \t\tconnect(viewfinder, &ViewFinderQt::renderComplete,\n-\t\t\tthis, &MainWindow::queueRequest);\n+\t\t\tthis, &MainWindow::renderComplete);\n \t\tviewfinder_ = viewfinder;\n \t\tsetCentralWidget(viewfinder);\n #ifndef QT_NO_OPENGL\n \t} else if (renderType == \"gles\") {\n \t\tViewFinderGL *viewfinder = new ViewFinderGL(this);\n \t\tconnect(viewfinder, &ViewFinderGL::renderComplete,\n-\t\t\tthis, &MainWindow::queueRequest);\n+\t\t\tthis, &MainWindow::renderComplete);\n \t\tviewfinder_ = viewfinder;\n \t\tsetCentralWidget(viewfinder);\n #endif\n@@ -521,7 +521,7 @@ int MainWindow::startCapture()\n \n \t/* Queue all requests. */\n \tfor (std::unique_ptr<Request> &request : requests_) {\n-\t\tret = camera_->queueRequest(request.get());\n+\t\tret = queueRequest(request.get());\n \t\tif (ret < 0) {\n \t\t\tqWarning() << \"Can't queue request\";\n \t\t\tgoto error_disconnect;\n@@ -755,7 +755,7 @@ void MainWindow::processViewfinder(FrameBuffer *buffer)\n \tviewfinder_->render(buffer, mappedBuffers_[buffer].get());\n }\n \n-void MainWindow::queueRequest(FrameBuffer *buffer)\n+void MainWindow::renderComplete(FrameBuffer *buffer)\n {\n \tRequest *request;\n \t{\n@@ -784,6 +784,10 @@ void MainWindow::queueRequest(FrameBuffer *buffer)\n \t\t\tqWarning() << \"No free buffer available for RAW capture\";\n \t\t}\n \t}\n+\tqueueRequest(request);\n+}\n \n-\tcamera_->queueRequest(request);\n+int MainWindow::queueRequest(Request *request)\n+{\n+\treturn camera_->queueRequest(request);\n }\ndiff --git a/src/qcam/main_window.h b/src/qcam/main_window.h\nindex 3fbe872c..c3e4b665 100644\n--- a/src/qcam/main_window.h\n+++ b/src/qcam/main_window.h\n@@ -66,7 +66,7 @@ private Q_SLOTS:\n \tvoid processRaw(libcamera::FrameBuffer *buffer,\n \t\t\tconst libcamera::ControlList &metadata);\n \n-\tvoid queueRequest(libcamera::FrameBuffer *buffer);\n+\tvoid renderComplete(libcamera::FrameBuffer *buffer);\n \n private:\n \tint createToolbars();\n@@ -80,6 +80,7 @@ private:\n \tvoid addCamera(std::shared_ptr<libcamera::Camera> camera);\n \tvoid removeCamera(std::shared_ptr<libcamera::Camera> camera);\n \n+\tint queueRequest(libcamera::Request *request);\n \tvoid requestComplete(libcamera::Request *request);\n \tvoid processCapture();\n \tvoid processHotplug(HotplugEvent *e);\n",
    "prefixes": [
        "libcamera-devel",
        "v3",
        "1/3"
    ]
}