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{
    "id": 12677,
    "url": "https://patchwork.libcamera.org/api/patches/12677/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/12677/",
    "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": "",
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    },
    "msgid": "<20210622073433.61678-1-vedantparanjape160201@gmail.com>",
    "date": "2021-06-22T07:34:33",
    "name": "[libcamera-devel,v2] libcamera: Fix V4L2 pixel format mapping for XRGB32 and RGBX32",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "97b4a0b5ab9eb8b91a1d94a8e3bac0cc266635a4",
    "submitter": {
        "id": 85,
        "url": "https://patchwork.libcamera.org/api/people/85/?format=api",
        "name": "Vedant Paranjape",
        "email": "vedantparanjape160201@gmail.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/12677/mbox/",
    "series": [
        {
            "id": 2165,
            "url": "https://patchwork.libcamera.org/api/series/2165/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2165",
            "date": "2021-06-22T07:34:33",
            "name": "[libcamera-devel,v2] libcamera: Fix V4L2 pixel format mapping for XRGB32 and RGBX32",
            "version": 2,
            "mbox": "https://patchwork.libcamera.org/series/2165/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/12677/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/12677/checks/",
    "tags": {},
    "headers": {
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        "From": "Vedant Paranjape <vedantparanjape160201@gmail.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Tue, 22 Jun 2021 13:04:33 +0530",
        "Message-Id": "<20210622073433.61678-1-vedantparanjape160201@gmail.com>",
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        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH v2] libcamera: Fix V4L2 pixel format\n\tmapping for XRGB32 and RGBX32",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
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        "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>",
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        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Cc": "Vedant Paranjape <vedantparanjape160201@gmail.com>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "On running libcamera gstreamer element on Raspberry Pi 4B+, there was a\nwarning as follows:\n\n[3:23:59.717513107] [3577] WARN V4L2 v4l2_pixelformat.cpp:180 Unsupported V4L2 pixel format XB24\n\nThis patch fixes the following warning, by updating the existing\nmapping of V4L2_PIX_FMT_XRGB32 to libcamera pixel format. Additionally,\nadds a new mapping of V4L2_PIX_FMT_RBGX32 to formats::XBGR8888\n\nThis patch does the following changes:\n- add the BGRX8888 format in libcamera\n- fix the mapping of XRGB32 to BGRX8888\n- fix the mapping of RGBX32 to XBGR8888\n\nSigned-off-by: Vedant Paranjape <vedantparanjape160201@gmail.com>\n---\n src/libcamera/formats.cpp          | 12 +++++++++++-\n src/libcamera/v4l2_pixelformat.cpp |  3 ++-\n 2 files changed, 13 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp\nindex 55822f4c..e41bfc05 100644\n--- a/src/libcamera/formats.cpp\n+++ b/src/libcamera/formats.cpp\n@@ -198,13 +198,23 @@ const std::map<PixelFormat, PixelFormatInfo> pixelFormatInfo{\n \t{ formats::XBGR8888, {\n \t\t.name = \"XBGR8888\",\n \t\t.format = formats::XBGR8888,\n-\t\t.v4l2Format = V4L2PixelFormat(V4L2_PIX_FMT_XRGB32),\n+\t\t.v4l2Format = V4L2PixelFormat(V4L2_PIX_FMT_RGBX32),\n \t\t.bitsPerPixel = 32,\n \t\t.colourEncoding = PixelFormatInfo::ColourEncodingRGB,\n \t\t.packed = false,\n \t\t.pixelsPerGroup = 1,\n \t\t.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},\n \t} },\n+\t{ formats::BGRX8888, {\n+\t\t.name = \"BGRX8888\",\n+\t\t.format = formats::BGRX8888,\n+\t\t.v4l2Format = V4L2PixelFormat(V4L2_PIX_FMT_XRGB32),\n+\t\t.bitsPerPixel = 32,\n+\t\t.colourEncoding = PixelFormatInfo::ColourEncodingRGB,\n+\t\t.packed = false,\n+\t\t.pixelsPerGroup = 1,\n+\t\t.planes = {{ { 4, 1 }, { 0, 0 }, { 0, 0 } }},\n+\t} },\t\n \t{ formats::ABGR8888, {\n \t\t.name = \"ABGR8888\",\n \t\t.format = formats::ABGR8888,\ndiff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp\nindex 166d93cf..78a08303 100644\n--- a/src/libcamera/v4l2_pixelformat.cpp\n+++ b/src/libcamera/v4l2_pixelformat.cpp\n@@ -51,7 +51,8 @@ const std::map<V4L2PixelFormat, PixelFormat> vpf2pf{\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_RGB24), formats::BGR888 },\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_BGR24), formats::RGB888 },\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_XBGR32), formats::XRGB8888 },\n-\t{ V4L2PixelFormat(V4L2_PIX_FMT_XRGB32), formats::XBGR8888 },\n+\t{ V4L2PixelFormat(V4L2_PIX_FMT_XRGB32), formats::BGRX8888 },\n+\t{ V4L2PixelFormat(V4L2_PIX_FMT_RGBX32), formats::XBGR8888 },\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_RGBA32), formats::ABGR8888 },\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_ABGR32), formats::ARGB8888 },\n \t{ V4L2PixelFormat(V4L2_PIX_FMT_ARGB32), formats::BGRA8888 },\n",
    "prefixes": [
        "libcamera-devel",
        "v2"
    ]
}