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{
    "id": 23026,
    "url": "https://patchwork.libcamera.org/api/patches/23026/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/23026/",
    "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": "<20250326075129.1705736-3-paul.elder@ideasonboard.com>",
    "date": "2025-03-26T07:51:26",
    "name": "[2/3] libcamera: v4l2_videodevice: Report offset in dequeueBuffer",
    "commit_ref": null,
    "pull_url": null,
    "state": "rejected",
    "archived": false,
    "hash": "5274fbefdb200a71bf72ed06931aec5477ec39a3",
    "submitter": {
        "id": 17,
        "url": "https://patchwork.libcamera.org/api/people/17/?format=api",
        "name": "Paul Elder",
        "email": "paul.elder@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/23026/mbox/",
    "series": [
        {
            "id": 5080,
            "url": "https://patchwork.libcamera.org/api/series/5080/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5080",
            "date": "2025-03-26T07:51:24",
            "name": "libcamera: framebuffer: Add offset",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/5080/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/23026/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/23026/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 27DF0C3213\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 26 Mar 2025 07:52:04 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 8BEA56895B;\n\tWed, 26 Mar 2025 08:52:02 +0100 (CET)",
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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=\"OXGy+XPU\"; dkim-atps=neutral",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1742975411;\n\tbh=HTwNF5ZECDgbsbM/c+vkcyeMGKFGEVmUwzMm18jwLSs=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=OXGy+XPUqL+HAM01yWTx0HdAk9MF+/Px0XgDg0qdx9H/LxWXJS0ifPg16nQPwYKQn\n\tjtC3EYKiNHIE/CX4YPhXt5p4lXO/QWvgkYd5Buq2PT7CNQoQDrgOuyEKaBBarU4muC\n\tpE5ICVBrVgojj28HxPh6bPdhe3vBGkz3+j1i7lV4=",
        "From": "Paul Elder <paul.elder@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Paul Elder <paul.elder@ideasonboard.com>",
        "Subject": "[PATCH 2/3] libcamera: v4l2_videodevice: Report offset in\n\tdequeueBuffer",
        "Date": "Wed, 26 Mar 2025 16:51:26 +0900",
        "Message-ID": "<20250326075129.1705736-3-paul.elder@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.47.2",
        "In-Reply-To": "<20250326075129.1705736-1-paul.elder@ideasonboard.com>",
        "References": "<20250326075129.1705736-1-paul.elder@ideasonboard.com>",
        "MIME-Version": "1.0",
        "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": "Fill in the offset field of the frame metadata so that it the\napplication can read it.\n\nSigned-off-by: Paul Elder <paul.elder@ideasonboard.com>\n---\n src/libcamera/v4l2_videodevice.cpp | 5 ++++-\n 1 file changed, 4 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp\nindex f5b3fa09d9a0..5d163f7fd853 100644\n--- a/src/libcamera/v4l2_videodevice.cpp\n+++ b/src/libcamera/v4l2_videodevice.cpp\n@@ -1957,10 +1957,13 @@ FrameBuffer *V4L2VideoDevice::dequeueBuffer()\n \t\t * The number of planes in the frame buffer and in the\n \t\t * V4L2 buffer is guaranteed to be equal at this point.\n \t\t */\n-\t\tfor (unsigned int i = 0; i < numV4l2Planes; ++i)\n+\t\tfor (unsigned int i = 0; i < numV4l2Planes; ++i) {\n \t\t\tmetadata.planes()[i].bytesused = planes[i].bytesused;\n+\t\t\tmetadata.planes()[i].offset = planes[i].data_offset;\n+\t\t}\n \t} else {\n \t\tmetadata.planes()[0].bytesused = buf.bytesused;\n+\t\tmetadata.planes()[0].offset = buf.m.offset;\n \t}\n \n \treturn buffer;\n",
    "prefixes": [
        "2/3"
    ]
}