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{
    "id": 8882,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/8882/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/8882/",
    "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": "<20200720104736.19986-11-jacopo@jmondi.org>",
    "date": "2020-07-20T10:47:27",
    "name": "[libcamera-devel,v4,10/19] libcamera: ipu3: Validate the stream combination",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "aa23078466605643978a4994579764aa640eabb7",
    "submitter": {
        "id": 3,
        "url": "https://patchwork.libcamera.org/api/1.1/people/3/?format=api",
        "name": "Jacopo Mondi",
        "email": "jacopo@jmondi.org"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/8882/mbox/",
    "series": [
        {
            "id": 1118,
            "url": "https://patchwork.libcamera.org/api/1.1/series/1118/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1118",
            "date": "2020-07-20T10:47:17",
            "name": "ipu3: rework pipe confiuguration",
            "version": 4,
            "mbox": "https://patchwork.libcamera.org/series/1118/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/8882/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/8882/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 2AC86C0109\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 20 Jul 2020 10:44:26 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 01DBF60744;\n\tMon, 20 Jul 2020 12:44:26 +0200 (CEST)",
            "from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net\n\t[217.70.183.195])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 7C8E7605BB\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 20 Jul 2020 12:44:21 +0200 (CEST)",
            "from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay3-d.mail.gandi.net (Postfix) with ESMTPSA id BFAEE6000B;\n\tMon, 20 Jul 2020 10:44:20 +0000 (UTC)"
        ],
        "X-Originating-IP": "93.34.118.233",
        "From": "Jacopo Mondi <jacopo@jmondi.org>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Mon, 20 Jul 2020 12:47:27 +0200",
        "Message-Id": "<20200720104736.19986-11-jacopo@jmondi.org>",
        "X-Mailer": "git-send-email 2.27.0",
        "In-Reply-To": "<20200720104736.19986-1-jacopo@jmondi.org>",
        "References": "<20200720104736.19986-1-jacopo@jmondi.org>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH v4 10/19] libcamera: ipu3: Validate the\n\tstream combination",
        "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>",
        "Content-Type": "text/plain; charset=\"utf-8\"",
        "Content-Transfer-Encoding": "base64",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "The IPU3 pipeline handler supports 2 processed RGB/YUV streams\nand one RAW stream. Validate that the requested stream combination is\nsupported in the pipeline handler validate() implementation and return\nan error in case it's not.\n\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nReviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n src/libcamera/pipeline/ipu3/ipu3.cpp | 23 +++++++++++++++++++----\n 1 file changed, 19 insertions(+), 4 deletions(-)",
    "diff": "diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp\nindex bf7e349c9107..6eaba401d68e 100644\n--- a/src/libcamera/pipeline/ipu3/ipu3.cpp\n+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp\n@@ -241,20 +241,35 @@ CameraConfiguration::Status IPU3CameraConfiguration::validate()\n \t}\n \n \t/*\n-\t * Select the sensor format by collecting the maximum width and height\n-\t * and picking the closest larger match, as the IPU3 can downscale\n-\t * only. If no resolution is requested for any stream, or if no sensor\n-\t * resolution is large enough, pick the largest one.\n+\t * Validate the requested stream configuration and select the sensor\n+\t * format by collecting the maximum width and height and picking the\n+\t * closest larger match, as the IPU3 can downscale only. If no\n+\t * resolution is requested for any stream, or if no sensor resolution is\n+\t * large enough, pick the largest one.\n \t */\n+\tunsigned int rawCount = 0;\n+\tunsigned int yuvCount = 0;\n \tSize size;\n \n \tfor (const StreamConfiguration &cfg : config_) {\n+\t\tconst PixelFormatInfo &info = PixelFormatInfo::info(cfg.pixelFormat);\n+\n+\t\tif (info.colourEncoding == PixelFormatInfo::ColourEncodingRAW)\n+\t\t\trawCount++;\n+\t\telse\n+\t\t\tyuvCount++;\n+\n \t\tif (cfg.size.width > size.width)\n \t\t\tsize.width = cfg.size.width;\n \t\tif (cfg.size.height > size.height)\n \t\t\tsize.height = cfg.size.height;\n \t}\n \n+\tif (rawCount > 1 || yuvCount > 2) {\n+\t\tLOG(IPU3, Debug) << \"Camera configuration not supported\";\n+\t\treturn Invalid;\n+\t}\n+\n \t/* Generate raw configuration from CIO2. */\n \tcio2Configuration_ = data_->cio2_.generateConfiguration(size);\n \tif (!cio2Configuration_.pixelFormat.isValid())\n",
    "prefixes": [
        "libcamera-devel",
        "v4",
        "10/19"
    ]
}