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{ "id": 25443, "url": "https://patchwork.libcamera.org/api/1.1/patches/25443/?format=api", "web_url": "https://patchwork.libcamera.org/patch/25443/", "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": "<20251210005354.44726-27-bryan.odonoghue@linaro.org>", "date": "2025-12-10T00:53:54", "name": "[v7,26/26] libcamera: software_isp: Add a gpuisp todo list", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "f36180b4e61566077c4d46289bcf99e73b61789d", "submitter": { "id": 175, "url": "https://patchwork.libcamera.org/api/1.1/people/175/?format=api", "name": "Bryan O'Donoghue", "email": "bryan.odonoghue@linaro.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/25443/mbox/", "series": [ { "id": 5645, "url": "https://patchwork.libcamera.org/api/1.1/series/5645/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5645", "date": "2025-12-10T00:53:28", "name": "Add GLES 2.0 GPUISP to libcamera", "version": 7, "mbox": "https://patchwork.libcamera.org/series/5645/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/25443/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/25443/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 7EC52C3257\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 10 Dec 2025 00:55:24 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 2C57A614AF;\n\tWed, 10 Dec 2025 01:55:24 +0100 (CET)", "from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com\n\t[IPv6:2607:f8b0:4864:20::42c])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id A6E88614A0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 10 Dec 2025 01:55:21 +0100 (CET)", "by mail-pf1-x42c.google.com with SMTP id\n\td2e1a72fcca58-7e2762ad850so6529116b3a.3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 09 Dec 2025 16:55:21 -0800 (PST)", "from inspiron14p-linux (p96936b06.osaknt01.ap.so-net.ne.jp.\n\t[150.147.107.6]) by smtp.gmail.com with ESMTPSA id\n\t41be03b00d2f7-bf6875cc8eesm16057762a12.16.2025.12.09.16.55.17\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 09 Dec 2025 16:55:19 -0800 (PST)" ], "Authentication-Results": "lancelot.ideasonboard.com; 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\n\tTue, 09 Dec 2025 16:55:19 -0800 (PST)", "From": "Bryan O'Donoghue <bryan.odonoghue@linaro.org>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "pavel@ucw.cz, Bryan O'Donoghue <bryan.odonoghue@linaro.org>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>", "Subject": "[PATCH v7 26/26] libcamera: software_isp: Add a gpuisp todo list", "Date": "Wed, 10 Dec 2025 00:53:54 +0000", "Message-ID": "<20251210005354.44726-27-bryan.odonoghue@linaro.org>", "X-Mailer": "git-send-email 2.52.0", "In-Reply-To": "<20251210005354.44726-1-bryan.odonoghue@linaro.org>", "References": "<20251210005354.44726-1-bryan.odonoghue@linaro.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "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>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "List the series of things to do in GPU ISP in perceived order of\ndifficulty.\n\nAcked-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\nSigned-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>\n---\n src/libcamera/software_isp/gpuisp-todo.txt | 40 ++++++++++++++++++++++\n 1 file changed, 40 insertions(+)\n create mode 100644 src/libcamera/software_isp/gpuisp-todo.txt", "diff": "diff --git a/src/libcamera/software_isp/gpuisp-todo.txt b/src/libcamera/software_isp/gpuisp-todo.txt\nnew file mode 100644\nindex 000000000..b9910d17d\n--- /dev/null\n+++ b/src/libcamera/software_isp/gpuisp-todo.txt\n@@ -0,0 +1,40 @@\n+List the TODOs in perceived order of ease.\n+\n+\n+Denoising:\n+\t- WIP\n+\n+Dead pixel correction:\n+\t- WIP\n+\n+Lense shading correction:\n+\t- WIP\n+\n+Use dma-buf handle to generate upload texture:\n+\t- eglCreateImageKHR can be used to generate the upload texture i.e.\n+\t to feed the bayer data into the GPU.\n+\n+processFrame() to run in its own thread:\n+\t- processFrame() runs in the context of the Debayer::process()\n+\t thread. Robert Mader suggested and it seems like a good\n+\t suggestion too to run processFrame() in its own thread.\n+\n+Multi-pass shaders:\n+\t- This needs some rewriging the idea is to have a list\n+\t of algorithms as is done in cpuisp iterating through the\n+\t list in a for() loop.\n+\t- The logic manging the loop has an initial input buffer\n+\t and the final output buffer.\n+\t- The higher level logic must then inform each of the\n+\t algorithms either to generate an internal working buffer\n+\t or pass the final output buffer to the last shader\n+\t in the list\n+\t- This will allow for multi-pass shaders with the final\n+\t algorithm presenting data not to its internal buffer\n+\t but to the final output buffer\n+\n+24 bit output support:\n+\t- Need to implment compute shader to do this.\n+\n+Lense flare correction:\n+\t- Not WIP still TBD\n", "prefixes": [ "v7", "26/26" ] }