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{
    "id": 3122,
    "url": "https://patchwork.libcamera.org/api/patches/3122/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/3122/",
    "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": "<20200316214310.27665-6-laurent.pinchart@ideasonboard.com>",
    "date": "2020-03-16T21:43:05",
    "name": "[libcamera-devel,v2,05/10] libcamera: v4l2_videodevice: Expose the device capabilities",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "8ba4faad1f5760d5a1783609993c80cbdd19d03f",
    "submitter": {
        "id": 2,
        "url": "https://patchwork.libcamera.org/api/people/2/?format=api",
        "name": "Laurent Pinchart",
        "email": "laurent.pinchart@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/3122/mbox/",
    "series": [
        {
            "id": 724,
            "url": "https://patchwork.libcamera.org/api/series/724/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=724",
            "date": "2020-03-16T21:43:00",
            "name": "Simple pipeline handler",
            "version": 2,
            "mbox": "https://patchwork.libcamera.org/series/724/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/3122/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/3122/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<laurent.pinchart@ideasonboard.com>",
        "Received": [
            "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 927AA62928\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 16 Mar 2020 22:43:25 +0100 (CET)",
            "from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi\n\t[81.175.216.236])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id E73151414;\n\tMon, 16 Mar 2020 22:43:23 +0100 (CET)"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1584395005;\n\tbh=oSPvaRvnGMjupYnjHIiXCmNYyNgKsUMDtpXeaTLY+pw=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=mdoS9ImYus5FsH36IFhxF9PMTPKwyi6ValaaCnwV6J8x/3f7HyHn2AxDXINFeIp4E\n\trps/e5steJghYZxP4MhbqBy7YcI0GI1TEbCH4WHuWZ963jwrKey6Eob9ljx7BIb3K2\n\tFGNegiZrOOTV6fy9bQJWYGLOMQ+LKrr8BQ7PZM8A=",
        "From": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Martijn Braam <martijn@brixit.nl>, Mickael GUENE <mickael.guene@st.com>, \n\tBenjamin GAIGNARD <benjamin.gaignard@st.com>,\n\tAndrey Konovalov <andrey.konovalov@linaro.org>",
        "Date": "Mon, 16 Mar 2020 23:43:05 +0200",
        "Message-Id": "<20200316214310.27665-6-laurent.pinchart@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.24.1",
        "In-Reply-To": "<20200316214310.27665-1-laurent.pinchart@ideasonboard.com>",
        "References": "<20200316214310.27665-1-laurent.pinchart@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=UTF-8",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH v2 05/10] libcamera: v4l2_videodevice:\n\tExpose the device capabilities",
        "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>",
        "X-List-Received-Date": "Mon, 16 Mar 2020 21:43:25 -0000"
    },
    "content": "Add a caps() function that exposes the V4L2 capabilities for the device.\nThis is useful for generic code that can't hardcode any a priori\nknowledge of the device, such as in a simple pipeline handler.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nReviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>\n---\n src/libcamera/include/v4l2_videodevice.h | 2 ++\n src/libcamera/v4l2_videodevice.cpp       | 6 ++++++\n 2 files changed, 8 insertions(+)",
    "diff": "diff --git a/src/libcamera/include/v4l2_videodevice.h b/src/libcamera/include/v4l2_videodevice.h\nindex 7196cabd09c7..16fc6b60de02 100644\n--- a/src/libcamera/include/v4l2_videodevice.h\n+++ b/src/libcamera/include/v4l2_videodevice.h\n@@ -182,6 +182,8 @@ public:\n \tconst char *deviceName() const { return caps_.card(); }\n \tconst char *busName() const { return caps_.bus_info(); }\n \n+\tconst V4L2Capability &caps() const { return caps_; }\n+\n \tint getFormat(V4L2DeviceFormat *format);\n \tint setFormat(V4L2DeviceFormat *format);\n \tImageFormats formats(uint32_t code = 0);\ndiff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp\nindex 084394fa5380..f5a925d97b63 100644\n--- a/src/libcamera/v4l2_videodevice.cpp\n+++ b/src/libcamera/v4l2_videodevice.cpp\n@@ -682,6 +682,12 @@ void V4L2VideoDevice::close()\n  * \\return The string containing the device location\n  */\n \n+/**\n+ * \\fn V4L2VideoDevice::caps()\n+ * \\brief Retrieve the device V4L2 capabilities\n+ * \\return The device V4L2 capabilities\n+ */\n+\n std::string V4L2VideoDevice::logPrefix() const\n {\n \treturn deviceNode() + (V4L2_TYPE_IS_OUTPUT(bufferType_) ? \"[out]\" : \"[cap]\");\n",
    "prefixes": [
        "libcamera-devel",
        "v2",
        "05/10"
    ]
}