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{
    "id": 24397,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/24397/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/24397/",
    "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": "<20250918144333.108695-9-stefan.klug@ideasonboard.com>",
    "date": "2025-09-18T14:43:17",
    "name": "[v4,08/19] libipa: agc_mean_luminance: Configure the exposure mode helpers",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "13ca149f114e10d907990eefc0947321c3528bdb",
    "submitter": {
        "id": 184,
        "url": "https://patchwork.libcamera.org/api/1.1/people/184/?format=api",
        "name": "Stefan Klug",
        "email": "stefan.klug@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/24397/mbox/",
    "series": [
        {
            "id": 5449,
            "url": "https://patchwork.libcamera.org/api/1.1/series/5449/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5449",
            "date": "2025-09-18T14:43:09",
            "name": "Implement WDR algorithm",
            "version": 4,
            "mbox": "https://patchwork.libcamera.org/series/5449/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/24397/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/24397/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 5BBE4C32C2\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 18 Sep 2025 14:44:12 +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=\"Ilnynh82\"; dkim-atps=neutral",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1758206569;\n\tbh=0vf3lFwYoPER+hvWa/iUoCJV/5mJeZC6GD89iKVaKnw=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=Ilnynh82EwqtqJzpELHgLdvtDKpzWQwXeZwsFPGRtN5sTTLpq3r94lMcM3TJ9gLkF\n\tJUd/xsRFwR18xf3pauuGXnO+jAGIXWtYMiEx1TU4aNGqG4ka7mT6GAft+D6A0Tc5rF\n\tNF7Hjrs9U0cO42ODLLKQUJ05QjyWtFOohTVtjnyk=",
        "From": "Stefan Klug <stefan.klug@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Stefan Klug <stefan.klug@ideasonboard.com>,\n\tDaniel Scally <dan.scally@ideasonboard.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>,\n\tPaul Elder <paul.elder@ideasonboard.com>",
        "Subject": "[PATCH v4 08/19] libipa: agc_mean_luminance: Configure the exposure\n\tmode helpers",
        "Date": "Thu, 18 Sep 2025 16:43:17 +0200",
        "Message-ID": "<20250918144333.108695-9-stefan.klug@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.48.1",
        "In-Reply-To": "<20250918144333.108695-1-stefan.klug@ideasonboard.com>",
        "References": "<20250918144333.108695-1-stefan.klug@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": "Add a function to configure the exposure mode helpers with the line\nlength and sensor helper to take quantization effects into account.\n\nSigned-off-by: Stefan Klug <stefan.klug@ideasonboard.com>\nReviewed-by: Daniel Scally <dan.scally@ideasonboard.com>\nReviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\nReviewed-by: Paul Elder <paul.elder@ideasonboard.com>\n\n---\n\nChanges in v4:\n- Fixed wrong variable name in configure() documentation\n- Collected tags\n\nChanges in v3:\n- Renamed lineLength to lineDuration\n- Collected tag\n---\n src/ipa/libipa/agc_mean_luminance.cpp | 15 +++++++++++++++\n src/ipa/libipa/agc_mean_luminance.h   |  1 +\n 2 files changed, 16 insertions(+)",
    "diff": "diff --git a/src/ipa/libipa/agc_mean_luminance.cpp b/src/ipa/libipa/agc_mean_luminance.cpp\nindex fce1a5064870..ea4709bf4e49 100644\n--- a/src/ipa/libipa/agc_mean_luminance.cpp\n+++ b/src/ipa/libipa/agc_mean_luminance.cpp\n@@ -311,6 +311,21 @@ int AgcMeanLuminance::parseExposureModes(const YamlObject &tuningData)\n \treturn 0;\n }\n \n+/**\n+ * \\brief Configure the exposure mode helpers\n+ * \\param[in] lineDuration The sensor line length\n+ * \\param[in] sensorHelper The sensor helper\n+ *\n+ * This function configures the exposure mode helpers so they can correctly\n+ * take quantization effects into account.\n+ */\n+void AgcMeanLuminance::configure(utils::Duration lineDuration,\n+\t\t\t\t const CameraSensorHelper *sensorHelper)\n+{\n+\tfor (auto &[id, helper] : exposureModeHelpers_)\n+\t\thelper->configure(lineDuration, sensorHelper);\n+}\n+\n /**\n  * \\brief Parse tuning data for AeConstraintMode and AeExposureMode controls\n  * \\param[in] tuningData the YamlObject representing the tuning data\ndiff --git a/src/ipa/libipa/agc_mean_luminance.h b/src/ipa/libipa/agc_mean_luminance.h\nindex cad7ef845487..49985481ac51 100644\n--- a/src/ipa/libipa/agc_mean_luminance.h\n+++ b/src/ipa/libipa/agc_mean_luminance.h\n@@ -42,6 +42,7 @@ public:\n \t\tdouble yTarget;\n \t};\n \n+\tvoid configure(utils::Duration lineDuration, const CameraSensorHelper *sensorHelper);\n \tint parseTuningData(const YamlObject &tuningData);\n \n \tvoid setExposureCompensation(double gain)\n",
    "prefixes": [
        "v4",
        "08/19"
    ]
}