Patch Detail
Show a patch.
GET /api/1.1/patches/25599/?format=api
{ "id": 25599, "url": "https://patchwork.libcamera.org/api/1.1/patches/25599/?format=api", "web_url": "https://patchwork.libcamera.org/patch/25599/", "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": "<20251217100138.82525-27-bryan.odonoghue@linaro.org>", "date": "2025-12-17T10:01:38", "name": "[v9,26/26] libcamera: software_isp: Add a gpuisp todo list", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "f584a86e37620d24e72c6ff944a774ef3511cf7d", "submitter": { "id": 175, "url":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/25599/mbox/", "series": [ { "id": 5669, "url": "https://patchwork.libcamera.org/api/1.1/series/5669/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5669", "date": "2025-12-17T10:01:12", "name": "Add GLES 2.0 GPUISP to libcamera", "version": 9, "mbox": "https://patchwork.libcamera.org/series/5669/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/25599/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/25599/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 20CC5C32F4\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 17 Dec 2025 10:02:32 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id BC7B561F49;\n\tWed, 17 Dec 2025 11:02:31 +0100 (CET)", "from mail-wm1-x32d.google.com (mail-wm1-x32d.google.com\n\t[IPv6:2a00:1450:4864:20::32d])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 3ADCA61D64\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 17 Dec 2025 11:02:15 +0100 (CET)", "by mail-wm1-x32d.google.com with SMTP id\n\t5b1f17b1804b1-477ba2c1ca2so61367405e9.2\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 17 Dec 2025 02:02:15 -0800 (PST)", "from inspiron14p-linux.ht.home (188-141-3-146.dynamic.upc.ie.\n\t[188.141.3.146]) by smtp.gmail.com with ESMTPSA id\n\t5b1f17b1804b1-47bdc1583fbsm32292585e9.0.2025.12.17.02.02.13\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tWed, 17 Dec 2025 02:02:13 -0800 (PST)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (2048-bit key;\n\tunprotected) header.d=linaro.org header.i=@linaro.org\n\theader.b=\"S5/QDaUc\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=linaro.org; s=google; t=1765965734; x=1766570534;\n\tdarn=lists.libcamera.org; \n\th=content-transfer-encoding:mime-version:references:in-reply-to\n\t:message-id:date:subject:cc:to:from:from:to:cc:subject:date\n\t:message-id:reply-to;\n\tbh=lSpaxpbZDestB7ujTLNf/WLvzRiE05FDL1njdNGYR9o=;\n\tb=S5/QDaUcbpGJS7i4DZN5WclItWkVB5/v7G9BlO8MTIswyvzFC5vLO1DxnKI3Rby9Sm\n\tAvWNvbQcSW+2dPCJ9U+jrWylCxfirwH1ewESZ1fFJjejau3YMDMeQS6zEWvAlagNCytm\n\t/rmeDI3ZyPjTu5qZTctyQRCseYpieFopd+OTd85lP4yYGIKbubO23JX/yFons9NKrXxR\n\ttNG0ebAnl7QIUV21O9iScOuO1XOWgE/Zh/J7wlYrbFc6/901oY8SF+W8w76UfQivkos1\n\tWQlT4VvLTDEFu3FOF86ibVQDTN3n4jRrFsDGe2m+omHEW7lXndjI9kolCrDyDH8ppyoD\n\t8GFw==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20230601; t=1765965734; x=1766570534;\n\th=content-transfer-encoding:mime-version:references:in-reply-to\n\t:message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from\n\t:to:cc:subject:date:message-id:reply-to;\n\tbh=lSpaxpbZDestB7ujTLNf/WLvzRiE05FDL1njdNGYR9o=;\n\tb=WxID46TkmU2q6JqsJLYpdmmnLjxbCQujHC5V221FumYEkZ1Pmrd2lQfIsyftZAtTCo\n\ttYl3bSfPyKfme9iBnGWbRF3HfVBJXkocitiEZiTCRiUQjeXZtIen7ve22dvrkt2nfXuh\n\tA8uGhIi1C++baedXwoCZXQrJFsIXEH7dmr9TTf64KHKr1fJ4fY52hh9Us+vjc6b7otzM\n\tZ3VHVEDBL0eNdPNnIHIDlUqtUaonPmiyW45xWhBnIKqBZYTUYO/ke+wGu9AXApZVhmBF\n\tkOSHOjsKHOHla/rlEqICpTof/I1Ff+QW2s+FrQQaQKlvK40LEWXMITVvt1noMcTS49Qg\n\tcRVw==", "X-Gm-Message-State": "AOJu0YwAQEA/jWwX3NtKde/ZF2vCBLxAooCTyPgXMEoN8Xjsuncv1K1l\n\tDrPw3fuPKif+Ou0f1f44puZDdYjwIjoP7Bf8nG4V3ijZH0cxhQnd9b04BycVjaA60ViVLHkD3LA\n\tGQjRp", "X-Gm-Gg": "AY/fxX58MwZIRVzeQz5a+KyGOX0fxo48gZb6gmRpg5yKyuFVLnRqIMG3HGjaKG+hxMI\n\tMzJfVIcNDauCxQ4I1mNmqyd7wJoa4wB/Nx1VdEvy6WttUt2F0SOmh3/H5GS8uc4EZTvclzZ9S5j\n\tH64ui4D0o68tc/egynZDK+MwZVZXSDY1nXLDgQYuBP89g0iy0MRujyULuvLuqnljeWa4/Zgo1ts\n\t+2pOu28YhjfNLBMmftl7nWIbzs1D1r39+Wi0CPReqHG6NKpsvUCa4WVhSrp2b0B6HJTIXMEl4Ys\n\tns+8FsZjsQ+2z2dCa2m5Ss1MC4hVDHlqYGETefRUFIgw8nFi17aY2w3ISxxoA3E8cpd82zuoxck\n\tudxpLNlD59NnQqh0XB1n1iICMP0jKq/rggZ4bDxb0Ji4CRnoq/v4/1myCmkinCkqZIKa3TDOyXu\n\tvG8HwQtbNwwd9a41uuyR22yC8tJwQp5jfOP6NDaUVHgKPXTxT1M9Rv0Gj+MP5VGxziCM9XxrOYX\n\tA3BhQ==", "X-Google-Smtp-Source": "AGHT+IF+IaDexqClf/OVgH8iiVI+VxXMhKPwyS1lIagkV7fauMy7XH8Em9ASOTY261wOQd6SsnfFYg==", "X-Received": "by 2002:a05:600c:4ecb:b0:477:7991:5d1e with SMTP id\n\t5b1f17b1804b1-47a8f90c03bmr181039125e9.25.1765965734109; \n\tWed, 17 Dec 2025 02:02:14 -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 v9 26/26] libcamera: software_isp: Add a gpuisp todo list", "Date": "Wed, 17 Dec 2025 10:01:38 +0000", "Message-ID": "<20251217100138.82525-27-bryan.odonoghue@linaro.org>", "X-Mailer": "git-send-email 2.52.0", "In-Reply-To": "<20251217100138.82525-1-bryan.odonoghue@linaro.org>", "References": "<20251217100138.82525-1-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..8930da120\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 rewiring 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 managing 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 implement compute shader to do this.\n+\n+Lense flare correction:\n+\t- Not WIP still TBD\n", "prefixes": [ "v9", "26/26" ] }