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{
    "id": 19116,
    "url": "https://patchwork.libcamera.org/api/patches/19116/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/19116/",
    "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": "",
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    },
    "msgid": "<20231006132000.23504-15-naush@raspberrypi.com>",
    "date": "2023-10-06T13:19:54",
    "name": "[libcamera-devel,14/20] pipeline: rpi: Move flip handling validation code",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "7c07f5964b7963f1a214192e09155e45d6f8ebf4",
    "submitter": {
        "id": 34,
        "url": "https://patchwork.libcamera.org/api/people/34/?format=api",
        "name": "Naushir Patuck",
        "email": "naush@raspberrypi.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/19116/mbox/",
    "series": [
        {
            "id": 4047,
            "url": "https://patchwork.libcamera.org/api/series/4047/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4047",
            "date": "2023-10-06T13:19:40",
            "name": "Raspberry Pi: Preliminary PiSP support",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/4047/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/19116/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/19116/checks/",
    "tags": {},
    "headers": {
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        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri,  6 Oct 2023 14:19:54 +0100",
        "Message-Id": "<20231006132000.23504-15-naush@raspberrypi.com>",
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        "Subject": "[libcamera-devel] [PATCH 14/20] pipeline: rpi: Move flip handling\n\tvalidation code",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "From": "Naushir Patuck via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>",
        "Reply-To": "Naushir Patuck <naush@raspberrypi.com>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Move the handling of Bayer order changes due to flips entirely into\nplatformValidate(). This removes the need for this code to be split\nbetween platformValidate() and validate() as it is right now.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\nReviewed-by: David Plowman <david.plowman@raspberrypi.com>\n---\n .../pipeline/rpi/common/pipeline_base.cpp          | 14 --------------\n src/libcamera/pipeline/rpi/vc4/vc4.cpp             | 12 ++++++++++--\n 2 files changed, 10 insertions(+), 16 deletions(-)",
    "diff": "diff --git a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\nindex 825eae80d014..7437d38dc9ba 100644\n--- a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n+++ b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n@@ -242,20 +242,6 @@ CameraConfiguration::Status RPiCameraConfiguration::validate()\n \t\tif (ret)\n \t\t\treturn Invalid;\n \n-\t\t/*\n-\t\t * Some sensors change their Bayer order when they are h-flipped\n-\t\t * or v-flipped, according to the transform. If this one does, we\n-\t\t * must advertise the transformed Bayer order in the raw stream.\n-\t\t * Note how we must fetch the \"native\" (i.e. untransformed) Bayer\n-\t\t * order, because the sensor may currently be flipped!\n-\t\t */\n-\t\tBayerFormat bayer = BayerFormat::fromPixelFormat(raw.cfg->pixelFormat);\n-\t\tif (data_->flipsAlterBayerOrder_) {\n-\t\t\tbayer.order = data_->nativeBayerOrder_;\n-\t\t\tbayer = bayer.transform(combinedTransform_);\n-\t\t}\n-\t\traw.cfg->pixelFormat = bayer.toPixelFormat();\n-\n \t\tif (RPi::PipelineHandlerBase::updateStreamConfig(raw.cfg, raw.format))\n \t\t\tstatus = Adjusted;\n \t}\ndiff --git a/src/libcamera/pipeline/rpi/vc4/vc4.cpp b/src/libcamera/pipeline/rpi/vc4/vc4.cpp\nindex 233473e2fe2b..4b42ddc71115 100644\n--- a/src/libcamera/pipeline/rpi/vc4/vc4.cpp\n+++ b/src/libcamera/pipeline/rpi/vc4/vc4.cpp\n@@ -411,9 +411,17 @@ CameraConfiguration::Status Vc4CameraData::platformValidate(RPi::RPiCameraConfig\n \t\tStreamConfiguration *rawStream = rawStreams[0].cfg;\n \t\tBayerFormat rawBayer = BayerFormat::fromMbusCode(rpiConfig->sensorFormat_.mbus_code);\n \n-\t\t/* Handle flips to make sure to match the RAW stream format. */\n-\t\tif (flipsAlterBayerOrder_)\n+\t\t/*\n+\t\t * Some sensors change their Bayer order when they are h-flipped\n+\t\t * or v-flipped, according to the transform. If this one does, we\n+\t\t * must advertise the transformed Bayer order in the raw stream.\n+\t\t * Note how we must fetch the \"native\" (i.e. untransformed) Bayer\n+\t\t * order, because the sensor may currently be flipped!\n+\t\t */\n+\t\tif (flipsAlterBayerOrder_) {\n+\t\t\trawBayer.order = nativeBayerOrder_;\n \t\t\trawBayer = rawBayer.transform(rpiConfig->combinedTransform_);\n+\t\t}\n \n \t\t/* Apply the user requested packing. */\n \t\trawBayer.packing = BayerFormat::fromPixelFormat(rawStream->pixelFormat).packing;\n",
    "prefixes": [
        "libcamera-devel",
        "14/20"
    ]
}