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{
    "id": 27115,
    "url": "https://patchwork.libcamera.org/api/patches/27115/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/27115/",
    "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": "<20260629163017.863145-37-barnabas.pocze@ideasonboard.com>",
    "date": "2026-06-29T16:29:59",
    "name": "[RFC,v1,36/54] libcamera: request: completeBuffer(): Emit `bufferCompleted` last",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "2a96645fdcf536e91bab2e08f0b5116d906e71f5",
    "submitter": {
        "id": 216,
        "url": "https://patchwork.libcamera.org/api/people/216/?format=api",
        "name": "Barnabás Pőcze",
        "email": "barnabas.pocze@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/27115/mbox/",
    "series": [
        {
            "id": 6025,
            "url": "https://patchwork.libcamera.org/api/series/6025/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=6025",
            "date": "2026-06-29T16:29:23",
            "name": "libcamera: Split requests and buffers",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/6025/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/27115/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/27115/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 CA933C3261\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 29 Jun 2026 16:31:27 +0000 (UTC)",
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        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"kDObMemi\"; dkim-atps=neutral",
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        "From": "=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= <barnabas.pocze@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Subject": "[RFC PATCH v1 36/54] libcamera: request: completeBuffer(): Emit\n\t`bufferCompleted` last",
        "Date": "Mon, 29 Jun 2026 18:29:59 +0200",
        "Message-ID": "<20260629163017.863145-37-barnabas.pocze@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.54.0",
        "In-Reply-To": "<20260629163017.863145-1-barnabas.pocze@ideasonboard.com>",
        "References": "<20260629163017.863145-1-barnabas.pocze@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=UTF-8",
        "Content-Transfer-Encoding": "8bit",
        "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": "To ensure that the application can see the buffer in the request's\nbuffer map.\n\nSigned-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>\n---\n src/libcamera/request.cpp | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/src/libcamera/request.cpp b/src/libcamera/request.cpp\nindex d7cf39ae2e..ecdf558066 100644\n--- a/src/libcamera/request.cpp\n+++ b/src/libcamera/request.cpp\n@@ -108,8 +108,6 @@ bool Request::Private::completeBuffer(FrameBuffer *buffer)\n \tLIBCAMERA_TRACEPOINT(request_complete_buffer, this, buffer);\n \n \tRequest *request = LIBCAMERA_O_PTR();\n-\tcamera_->bufferCompleted.emit(request, buffer);\n-\n \tauto it = request->bufferMap_.find(buffer->_d()->stream_);\n \tASSERT(it != request->bufferMap_.end());\n \tASSERT(it->second == buffer || !it->second);\n@@ -124,6 +122,8 @@ bool Request::Private::completeBuffer(FrameBuffer *buffer)\n \tif (buffer->metadata().status == FrameMetadata::FrameCancelled)\n \t\tcancelled_ = true;\n \n+\tcamera_->bufferCompleted.emit(request, buffer);\n+\n \treturn !hasPendingBuffers();\n }\n \n",
    "prefixes": [
        "RFC",
        "v1",
        "36/54"
    ]
}