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{
    "id": 16233,
    "url": "https://patchwork.libcamera.org/api/patches/16233/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/16233/",
    "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": "<20220616084940.63177-1-jeanmichel.hautbois@ideasonboard.com>",
    "date": "2022-06-16T08:49:41",
    "name": "[libcamera-devel,v1.1] qcam: dng: Make TIFFTAG_CFAPATTERN variable count",
    "commit_ref": "ae7809307e798ae32f4c978882aca94249ce7fd7",
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "93a05321afdcc177f9b93a098a9a91395c1e8491",
    "submitter": {
        "id": 75,
        "url": "https://patchwork.libcamera.org/api/people/75/?format=api",
        "name": "Jean-Michel Hautbois",
        "email": "jeanmichel.hautbois@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/16233/mbox/",
    "series": [
        {
            "id": 3179,
            "url": "https://patchwork.libcamera.org/api/series/3179/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3179",
            "date": "2022-06-16T08:49:41",
            "name": "[libcamera-devel,v1.1] qcam: dng: Make TIFFTAG_CFAPATTERN variable count",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/3179/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/16233/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/16233/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
        "Delivered-To": "parsemail@patchwork.libcamera.org",
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        ],
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        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Thu, 16 Jun 2022 10:49:41 +0200",
        "Message-Id": "<20220616084940.63177-1-jeanmichel.hautbois@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.34.1",
        "In-Reply-To": "<20220616084642.59823-1-jeanmichel.hautbois@ideasonboard.com>",
        "References": "<20220616084642.59823-1-jeanmichel.hautbois@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH v1.1] qcam: dng: Make TIFFTAG_CFAPATTERN\n\tvariable count",
        "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>",
        "From": "Jean-Michel Hautbois via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>",
        "Reply-To": "Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Since libtiff version 20201219, the CFAPATTERN tag is using a variable\ncount and not the fixed 4 values size.\nFor reference, the commit introducing this is:\n\n\tcommit 2eb5a954cb7b7ad61559da00743c4b0e2fce34d0\n\tAuthor: Sam Hasinoff <hasinoff@google.com>\n\tDate:   Sun Mar 8 21:23:16 2020 +0100\n\tMake TIFFTAG_CFAPATTERN variable count\n\nAdd a version check in the DNGWriter::write function when this tag is\nwritten as this breaks the raw capture in qcam.\n\nSigned-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>\n---\nv1.1: Corrects a typo in the if\n        -> /me should really always compile before sending -_-\n---\n src/qcam/dng_writer.cpp | 5 ++++-\n 1 file changed, 4 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/src/qcam/dng_writer.cpp b/src/qcam/dng_writer.cpp\nindex 34c8df5a..06491b92 100644\n--- a/src/qcam/dng_writer.cpp\n+++ b/src/qcam/dng_writer.cpp\n@@ -506,7 +506,10 @@ int DNGWriter::write(const char *filename, const Camera *camera,\n \tTIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);\n \tTIFFSetField(tif, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_UINT);\n \tTIFFSetField(tif, TIFFTAG_CFAREPEATPATTERNDIM, cfaRepeatPatternDim);\n-\tTIFFSetField(tif, TIFFTAG_CFAPATTERN, info->pattern);\n+\tif (TIFFLIB_VERSION < 20201219)\n+\t\tTIFFSetField(tif, TIFFTAG_CFAPATTERN, info->pattern);\n+\telse\n+\t\tTIFFSetField(tif, TIFFTAG_CFAPATTERN, 4, info->pattern);\n \tTIFFSetField(tif, TIFFTAG_CFAPLANECOLOR, 3, cfaPlaneColor);\n \tTIFFSetField(tif, TIFFTAG_CFALAYOUT, 1);\n \n",
    "prefixes": [
        "libcamera-devel",
        "v1.1"
    ]
}