{"id":27655,"url":"https://patchwork.libcamera.org/api/patches/27655/?format=json","web_url":"https://patchwork.libcamera.org/patch/27655/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260805-libipa-algorithms-v7-32-7425b5b795d4@ideasonboard.com>","date":"2026-08-05T16:13:14","name":"[v7,32/32] ipa: libipa: lsc: Specialize Interpolator for uint8_t","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"6ace2165ad73b9c3ea71ffcee278c7708baefae7","submitter":{"id":143,"url":"https://patchwork.libcamera.org/api/people/143/?format=json","name":"Jacopo Mondi","email":"jacopo.mondi@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/27655/mbox/","series":[{"id":6110,"url":"https://patchwork.libcamera.org/api/series/6110/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=6110","date":"2026-08-05T16:12:42","name":"ipa: libipa: Introduce libipa algorithms","version":7,"mbox":"https://patchwork.libcamera.org/series/6110/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/27655/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/27655/checks/","tags":{},"headers":{"Return-Path":"","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 05577C3350\n\tfor ;\n\tWed, 5 Aug 2026 16:14:03 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 781C668197;\n\tWed, 5 Aug 2026 18:14:03 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id AF1416816E\n\tfor ;\n\tWed, 5 Aug 2026 18:13:45 +0200 (CEST)","from [192.168.125.177] (mob-109-113-25-35.net.vodafone.it\n\t[109.113.25.35])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id EF3953B23;\n\tWed, 5 Aug 2026 18:12:34 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"hsrzULVj\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1785946355;\n\tbh=XBc9Oh6IdqRxVsjpBLv31tO74D62Y2hjOtpHW69RQec=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n\tb=hsrzULVjf1V8sLdnSYGjYmFuf1sGxIwjJ17Z/FzhbpaBwePyuiV+yTmBYSQreSjzM\n\tvOgmHkcpPkmXj5h2eXcX5yRBbknvHSxOhdIswaSv+Ta7erGvL8Wl+E8OfzhjynsQZt\n\t/J73A+gda5NUyfhwYpsF66bH/hurMcwUmb2YO5Xs=","From":"Jacopo Mondi ","Date":"Wed, 05 Aug 2026 18:13:14 +0200","Subject":"[PATCH v7 32/32] ipa: libipa: lsc: Specialize Interpolator for\n\tuint8_t","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260805-libipa-algorithms-v7-32-7425b5b795d4@ideasonboard.com>","References":"<20260805-libipa-algorithms-v7-0-7425b5b795d4@ideasonboard.com>","In-Reply-To":"<20260805-libipa-algorithms-v7-0-7425b5b795d4@ideasonboard.com>","To":"libcamera-devel@lists.libcamera.org, \n\tStefan Klug , \n\tMilan Zamazal ","Cc":"Jacopo Mondi ","X-Mailer":"b4 0.16-dev","X-Developer-Signature":"v=1; a=openpgp-sha256; l=1666;\n\ti=jacopo.mondi@ideasonboard.com; h=from:subject:message-id;\n\tbh=XBc9Oh6IdqRxVsjpBLv31tO74D62Y2hjOtpHW69RQec=;\n\tb=owEBbQKS/ZANAwAKAXI0Bo8WoVY8AcsmYgBqc2EjKjdqzlqfEzWu+iIXxkK5IEVCWSk3nsxXF\n\tlFU7XoUHsSJAjMEAAEKAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCanNhIwAKCRByNAaPFqFW\n\tPB3uD/0fRq+cobLRAa2IDEpweinlcEVPdTDZwuSBxm0+2cPb7MabunKk+DFqSfd4QPl1zT2E3pD\n\tQHhcBZEh9ldBSiD80Tt/m3MyZJo4dwo8k17Y0aeGuokinCUOnqv8iyjG6lHsYZ1mG+Y4dVX4skk\n\tGIb3vqPR1/zHkgJCeGt4FfoI8jvDcT5AU89Z3g/Jwjt8gYDY6agMpfUjIU5PdAmpaBdvUSFE9S5\n\tdF/+1XCWwvCnW+w5KRxbpJpxb4ISB4z+YqgMAI58kzC8PCjLSeboDmrj1YdfEeULeKLUqR0m5HL\n\tvsyAnKKekjT28DrwxUQpiNOcW08SA606J1jAMoMN8xMw9C9LzR0mv8eldBEH/NWnnV79OYsCYPx\n\tnEtZL7FzLFulXBXZEOTyUeVaFQTnbQH7fqmyli7JyQ69UXPH5mGTJ+J+TXbN7Tp979lpRgiyKgE\n\tTVRNZSmdRqPgYdnBDdclOEAm7PuibF6kDB8O2WLLk3n9eObqabpQdfFpYZEt4hUGNrdup0AjLUi\n\tIBfORtXLlp+dd7WXU3At1vFBJ+2VxkuQ4qanN3wog1+qwwxc2xrrvlDTw1B6svbYlDhV/p9kLYX\n\toZuVitkTywokz0muijdWlQPCJmwEpPrvfbiHYvB7SvIar4HUaDZAfthaHp5oag0108WfI9YAuB9\n\tVH65fxdftZCYbxw==","X-Developer-Key":"i=jacopo.mondi@ideasonboard.com; a=openpgp;\n\tfpr=72392EDC88144A65C701EA9BA5826A2587AD026B","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Specialize Interpolator<>::interpolate() for uint8_t register size.\n\nSome platforms (Mali, Simple) use an 8 bit register size. Provide\na specialization for the that type of Interpolator<>::interpolate().\n\nSigned-off-by: Jacopo Mondi \n---\n src/ipa/libipa/lsc.cpp | 11 +++++++++++\n src/ipa/libipa/lsc.h | 7 +++++++\n 2 files changed, 18 insertions(+)","diff":"diff --git a/src/ipa/libipa/lsc.cpp b/src/ipa/libipa/lsc.cpp\nindex a8b89bcedf57..cf9ea6e68c73 100644\n--- a/src/ipa/libipa/lsc.cpp\n+++ b/src/ipa/libipa/lsc.cpp\n@@ -102,6 +102,17 @@ void Interpolator>::\n \tfor (auto const &[k, v] : a)\n \t\tinterpolateVector(v, b.at(k), dest[k], lambda);\n }\n+\n+template<>\n+void Interpolator>::\n+\tinterpolate(const lsc::Components &a,\n+\t\t const lsc::Components &b,\n+\t\t lsc::Components &dest,\n+\t\t double lambda)\n+{\n+\tfor (auto const &[k, v] : a)\n+\t\tinterpolateVector(v, b.at(k), dest[k], lambda);\n+}\n #endif\n \n /**\ndiff --git a/src/ipa/libipa/lsc.h b/src/ipa/libipa/lsc.h\nindex 30330f284013..17d5a4a141c1 100644\n--- a/src/ipa/libipa/lsc.h\n+++ b/src/ipa/libipa/lsc.h\n@@ -48,6 +48,13 @@ void Interpolator>::\n \t\t const lsc::Components &b,\n \t\t lsc::Components &dest,\n \t\t double lambda);\n+\n+template<>\n+void Interpolator>::\n+\tinterpolate(const lsc::Components &a,\n+\t\t const lsc::Components &b,\n+\t\t lsc::Components &dest,\n+\t\t double lambda);\n #endif /* __DOXYGEN__ */\n \n class LscAlgorithmBase\n","prefixes":["v7","32/32"]}