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{
    "id": 22694,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/22694/?format=api",
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    "project": {
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        "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
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    "msgid": "<20250130173254.112895-5-mzamazal@redhat.com>",
    "date": "2025-01-30T17:32:51",
    "name": "[v4,4/6] ipa: simple: Report black levels in metadata",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "cdde039703b9eacd49de5ec1d59cb507f3c98449",
    "submitter": {
        "id": 177,
        "url": "https://patchwork.libcamera.org/api/1.1/people/177/?format=api",
        "name": "Milan Zamazal",
        "email": "mzamazal@redhat.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/22694/mbox/",
    "series": [
        {
            "id": 4979,
            "url": "https://patchwork.libcamera.org/api/1.1/series/4979/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4979",
            "date": "2025-01-30T17:32:47",
            "name": "ipa: simple: Introduce metadata reporting",
            "version": 4,
            "mbox": "https://patchwork.libcamera.org/series/4979/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/22694/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/22694/checks/",
    "tags": {},
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        "From": "Milan Zamazal <mzamazal@redhat.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Kieran Bingham <kieran.bingham@ideasonboard.com>, Laurent Pinchart\n\t<laurent.pinchart@ideasonboard.com>, =?utf-8?b?QmFybmFiw6FzIFDFkWN6?=\n\t=?utf-8?q?e?= <pobrn@protonmail.com>,\n\tMilan Zamazal <mzamazal@redhat.com>",
        "Subject": "[PATCH v4 4/6] ipa: simple: Report black levels in metadata",
        "Date": "Thu, 30 Jan 2025 18:32:51 +0100",
        "Message-ID": "<20250130173254.112895-5-mzamazal@redhat.com>",
        "In-Reply-To": "<20250130173254.112895-1-mzamazal@redhat.com>",
        "References": "<20250130173254.112895-1-mzamazal@redhat.com>",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "From: Kieran Bingham <kieran.bingham@ideasonboard.com>\n\nProvide the determined black level values in the metadata\nto add to the completed requests.\n\nSigned-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\nSigned-off-by: Milan Zamazal <mzamazal@redhat.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/ipa/simple/algorithms/blc.cpp | 11 ++++++++++-\n 1 file changed, 10 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/src/ipa/simple/algorithms/blc.cpp b/src/ipa/simple/algorithms/blc.cpp\nindex 1d7d370b..53c356c8 100644\n--- a/src/ipa/simple/algorithms/blc.cpp\n+++ b/src/ipa/simple/algorithms/blc.cpp\n@@ -11,6 +11,8 @@\n \n #include <libcamera/base/log.h>\n \n+#include \"control_ids.h\"\n+\n namespace libcamera {\n \n namespace ipa::soft::algorithms {\n@@ -49,8 +51,15 @@ void BlackLevel::process(IPAContext &context,\n \t\t\t [[maybe_unused]] const uint32_t frame,\n \t\t\t IPAFrameContext &frameContext,\n \t\t\t const SwIspStats *stats,\n-\t\t\t [[maybe_unused]] ControlList &metadata)\n+\t\t\t ControlList &metadata)\n {\n+\t/* Assign each of the R G G B channels as the same black level. */\n+\tconst int32_t blackLevel = context.activeState.blc.level * 256;\n+\tconst int32_t blackLevels[] = {\n+\t\tblackLevel, blackLevel, blackLevel, blackLevel\n+\t};\n+\tmetadata.set(controls::SensorBlackLevels, blackLevels);\n+\n \tif (context.configuration.black.level.has_value())\n \t\treturn;\n \n",
    "prefixes": [
        "v4",
        "4/6"
    ]
}