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{
    "id": 21731,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/21731/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/21731/",
    "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": "<20241022074544.3790451-8-chenghaoyang@chromium.org>",
    "date": "2024-10-22T07:43:43",
    "name": "[v16,7/7] libcamera: software_isp: Refactor SoftwareIsp to use DmaBufAllocator::exportBuffers",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "5f98528d63df8d5fec95e0c9da3bdff582bbd04e",
    "submitter": {
        "id": 117,
        "url": "https://patchwork.libcamera.org/api/1.1/people/117/?format=api",
        "name": "Cheng-Hao Yang",
        "email": "chenghaoyang@chromium.org"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/21731/mbox/",
    "series": [
        {
            "id": 4733,
            "url": "https://patchwork.libcamera.org/api/1.1/series/4733/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4733",
            "date": "2024-10-22T07:43:36",
            "name": "Add VirtualPipelineHandler",
            "version": 16,
            "mbox": "https://patchwork.libcamera.org/series/4733/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/21731/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/21731/checks/",
    "tags": {},
    "headers": {
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        "From": "Harvey Yang <chenghaoyang@chromium.org>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Harvey Yang <chenghaoyang@chromium.org>,\n\tMilan Zamazal <mzamazal@redhat.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>",
        "Subject": "[PATCH v16 7/7] libcamera: software_isp: Refactor SoftwareIsp to use\n\tDmaBufAllocator::exportBuffers",
        "Date": "Tue, 22 Oct 2024 07:43:43 +0000",
        "Message-ID": "<20241022074544.3790451-8-chenghaoyang@chromium.org>",
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        "In-Reply-To": "<20241022074544.3790451-1-chenghaoyang@chromium.org>",
        "References": "<20241022074544.3790451-1-chenghaoyang@chromium.org>",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "As the helper function DmaBufAllocator::exportBuffers is added, we can\navoid some code duplication in SoftwareIsp as well.\n\nSigned-off-by: Harvey Yang <chenghaoyang@chromium.org>\nReviewed-by: Milan Zamazal <mzamazal@redhat.com>\nReviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\n---\n src/libcamera/software_isp/software_isp.cpp | 20 +-------------------\n 1 file changed, 1 insertion(+), 19 deletions(-)",
    "diff": "diff --git a/src/libcamera/software_isp/software_isp.cpp b/src/libcamera/software_isp/software_isp.cpp\nindex 47677784d..5f58e5e40 100644\n--- a/src/libcamera/software_isp/software_isp.cpp\n+++ b/src/libcamera/software_isp/software_isp.cpp\n@@ -256,25 +256,7 @@ int SoftwareIsp::exportBuffers(const Stream *stream, unsigned int count,\n \tif (stream == nullptr)\n \t\treturn -EINVAL;\n \n-\tfor (unsigned int i = 0; i < count; i++) {\n-\t\tconst std::string name = \"frame-\" + std::to_string(i);\n-\t\tconst size_t frameSize = debayer_->frameSize();\n-\n-\t\tFrameBuffer::Plane outPlane;\n-\t\toutPlane.fd = SharedFD(dmaHeap_.alloc(name.c_str(), frameSize));\n-\t\tif (!outPlane.fd.isValid()) {\n-\t\t\tLOG(SoftwareIsp, Error)\n-\t\t\t\t<< \"failed to allocate a dma_buf\";\n-\t\t\treturn -ENOMEM;\n-\t\t}\n-\t\toutPlane.offset = 0;\n-\t\toutPlane.length = frameSize;\n-\n-\t\tstd::vector<FrameBuffer::Plane> planes{ outPlane };\n-\t\tbuffers->emplace_back(std::make_unique<FrameBuffer>(std::move(planes)));\n-\t}\n-\n-\treturn count;\n+\treturn dmaHeap_.exportBuffers(count, { debayer_->frameSize() }, buffers);\n }\n \n /**\n",
    "prefixes": [
        "v16",
        "7/7"
    ]
}