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{ "id": 25233, "url": "https://patchwork.libcamera.org/api/1.1/patches/25233/?format=api", "web_url": "https://patchwork.libcamera.org/patch/25233/", "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": "<20251127022256.178929-20-bryan.odonoghue@linaro.org>", "date": "2025-11-27T02:22:51", "name": "[v2,19/22] libcamera: software_isp: lut: Make CCM available in debayer params", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "9b41a28e3af97733f285f35774c8b44b08774105", "submitter": { "id": 175, "url":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/25233/mbox/", "series": [ { "id": 5616, "url": "https://patchwork.libcamera.org/api/1.1/series/5616/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5616", "date": "2025-11-27T02:22:32", "name": "GPUISP precursor series", "version": 2, "mbox": "https://patchwork.libcamera.org/series/5616/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/25233/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/25233/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 725C3C3260\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 27 Nov 2025 02:23:49 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 12FA760B36;\n\tThu, 27 Nov 2025 03:23:49 +0100 (CET)", "from mail-wm1-x32b.google.com (mail-wm1-x32b.google.com\n\t[IPv6:2a00:1450:4864:20::32b])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 40F3360AB3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 27 Nov 2025 03:23:45 +0100 (CET)", "by mail-wm1-x32b.google.com with SMTP id\n\t5b1f17b1804b1-47775fb6cb4so1770975e9.0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 26 Nov 2025 18:23:45 -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\t5b1f17b1804b1-4790b0e21e8sm71549495e9.15.2025.11.26.18.23.43\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tWed, 26 Nov 2025 18:23:43 -0800 (PST)" ], "Authentication-Results": "lancelot.ideasonboard.com; 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\n\tWed, 26 Nov 2025 18:23:44 -0800 (PST)", "From": "Bryan O'Donoghue <bryan.odonoghue@linaro.org>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "pavel@ucw.cz,\n\tBryan O'Donoghue <bryan.odonoghue@linaro.org>", "Subject": "[PATCH v2 19/22] libcamera: software_isp: lut: Make CCM available in\n\tdebayer params", "Date": "Thu, 27 Nov 2025 02:22:51 +0000", "Message-ID": "<20251127022256.178929-20-bryan.odonoghue@linaro.org>", "X-Mailer": "git-send-email 2.51.2", "In-Reply-To": "<20251127022256.178929-1-bryan.odonoghue@linaro.org>", "References": "<20251127022256.178929-1-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": "Provide the CCM calculated in LUT to the debayer params structure for\nconsumption in the debayer shaders.\n\nSigned-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>\n---\n include/libcamera/internal/software_isp/debayer_params.h | 7 +++++++\n src/ipa/simple/algorithms/lut.cpp | 1 +\n src/libcamera/software_isp/debayer.cpp | 5 +++++\n 3 files changed, 13 insertions(+)", "diff": "diff --git a/include/libcamera/internal/software_isp/debayer_params.h b/include/libcamera/internal/software_isp/debayer_params.h\nindex 217cd5d92..4b203e211 100644\n--- a/include/libcamera/internal/software_isp/debayer_params.h\n+++ b/include/libcamera/internal/software_isp/debayer_params.h\n@@ -13,6 +13,8 @@\n #include <array>\n #include <stdint.h>\n \n+#include \"libcamera/internal/matrix.h\"\n+\n namespace libcamera {\n \n struct DebayerParams {\n@@ -49,6 +51,11 @@ struct DebayerParams {\n \tCcmLookupTable greenCcm;\n \tCcmLookupTable blueCcm;\n \tLookupTable gammaLut;\n+\n+\t/*\n+\t * Per frame corrections as calculated by the IPA\n+\t */\n+\tMatrix<float, 3, 3> ccm;\n };\n \n } /* namespace libcamera */\ndiff --git a/src/ipa/simple/algorithms/lut.cpp b/src/ipa/simple/algorithms/lut.cpp\nindex d4a79e101..49482d711 100644\n--- a/src/ipa/simple/algorithms/lut.cpp\n+++ b/src/ipa/simple/algorithms/lut.cpp\n@@ -133,6 +133,7 @@ void Lut::prepare(IPAContext &context,\n \t\tauto &red = params->redCcm;\n \t\tauto &green = params->greenCcm;\n \t\tauto &blue = params->blueCcm;\n+\t\tparams->ccm = ccm;\n \t\tfor (unsigned int i = 0; i < DebayerParams::kRGBLookupSize; i++) {\n \t\t\tred[i].r = ccmValue(i, ccm[0][0]);\n \t\t\tred[i].g = ccmValue(i, ccm[1][0]);\ndiff --git a/src/libcamera/software_isp/debayer.cpp b/src/libcamera/software_isp/debayer.cpp\nindex 1d135b278..4ec76dce6 100644\n--- a/src/libcamera/software_isp/debayer.cpp\n+++ b/src/libcamera/software_isp/debayer.cpp\n@@ -100,6 +100,11 @@ namespace libcamera {\n * \\brief Gamma lookup table used with color correction matrix\n */\n \n+ /**\n+ * \\var DebayerParams::ccm\n+ * \\brief Per frame colour correction matrix for GPUISP\n+ */\n+\n /**\n * \\class Debayer\n * \\brief Base debayering class\n", "prefixes": [ "v2", "19/22" ] }