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{
    "id": 16590,
    "url": "https://patchwork.libcamera.org/api/patches/16590/?format=api",
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        "url": "https://patchwork.libcamera.org/api/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
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    "msgid": "<20220711153711.36679-4-rishikeshdonadkar@gmail.com>",
    "date": "2022-07-11T15:37:09",
    "name": "[libcamera-devel,v3,3/5] gstreamer: Convert from GStreamer colorimetry to libcamera ColorSpace",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "f651935d9ea5985839fa543b6f2f1ac6a919ff9b",
    "submitter": {
        "id": 118,
        "url": "https://patchwork.libcamera.org/api/people/118/?format=api",
        "name": "Rishikesh Donadkar",
        "email": "rishikeshdonadkar@gmail.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/16590/mbox/",
    "series": [
        {
            "id": 3270,
            "url": "https://patchwork.libcamera.org/api/series/3270/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3270",
            "date": "2022-07-11T15:37:06",
            "name": "Add colorimetry support to libcamera gstreamer element.",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/3270/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/16590/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/16590/checks/",
    "tags": {},
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        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Mon, 11 Jul 2022 21:07:09 +0530",
        "Message-Id": "<20220711153711.36679-4-rishikeshdonadkar@gmail.com>",
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        "References": "<20220711153711.36679-1-rishikeshdonadkar@gmail.com>",
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        "Subject": "[libcamera-devel] [PATCH v3 3/5] gstreamer: Convert from GStreamer\n\tcolorimetry to libcamera ColorSpace",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
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        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "From": "Rishikesh Donadkar via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>",
        "Reply-To": "Rishikesh Donadkar <rishikeshdonadkar@gmail.com>",
        "Cc": "Rishikesh Donadkar <rishikeshdonadkar@gmail.com>,\n\tnicolas.dufresne@collabora.com, vedantparanjape160201@gmail.com",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Add map colorimetryToColorSpace that maps the GStreamer colorimetry to\nlibcamera ColorSpace and the function colorspace_from_colorimetry()\nto convert from gstreamer colorimetry to libcamera colorspace using the map.\nThe obtained colorspace form the conversion will be applied to the\ncolorSpace field of the StreamConfiguration.\n\nSigned-off-by: Rishikesh Donadkar <rishikeshdonadkar@gmail.com>\n---\n src/gstreamer/gstlibcamera-utils.cpp | 18 ++++++++++++++++++\n 1 file changed, 18 insertions(+)",
    "diff": "diff --git a/src/gstreamer/gstlibcamera-utils.cpp b/src/gstreamer/gstlibcamera-utils.cpp\nindex a2d9b64d..5b3bfd70 100644\n--- a/src/gstreamer/gstlibcamera-utils.cpp\n+++ b/src/gstreamer/gstlibcamera-utils.cpp\n@@ -51,6 +51,12 @@ static const std::vector<std::pair<ColorSpace, std::string>> ColorSpaceToColorim\n \t{ ColorSpace::Rec2020, GST_VIDEO_COLORIMETRY_BT2020 },\n };\n \n+static const std::map<std::string, ColorSpace> colorimetryToColorSpace = {\n+\t{ GST_VIDEO_COLORIMETRY_SRGB, ColorSpace::Srgb },\n+\t{ GST_VIDEO_COLORIMETRY_BT709, ColorSpace::Rec709 },\n+\t{ GST_VIDEO_COLORIMETRY_BT2020, ColorSpace::Rec2020 },\n+};\n+\n static GstVideoFormat\n pixel_format_to_gst_format(const PixelFormat &format)\n {\n@@ -117,6 +123,18 @@ colorimetry_from_colorspace(ColorSpace colorSpace)\n \treturn colorimetry_gst_string;\n }\n \n+static std::optional<ColorSpace>\n+colorspace_from_colorimetry(const gchar *colorimetry)\n+{\n+\tstd::optional<ColorSpace> colorSpace;\n+\tauto iterColorSpace = colorimetryToColorSpace.find(colorimetry);\n+\tif (iterColorSpace != colorimetryToColorSpace.end()) {\n+\t\tcolorSpace = iterColorSpace->second;\n+\t}\n+\n+\treturn colorSpace;\n+}\n+\n GstCaps *\n gst_libcamera_stream_formats_to_caps(const StreamFormats &formats)\n {\n",
    "prefixes": [
        "libcamera-devel",
        "v3",
        "3/5"
    ]
}