From patchwork Fri Oct 3 12:15:51 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Naushir Patuck X-Patchwork-Id: 24557 Return-Path: X-Original-To: parsemail@patchwork.libcamera.org Delivered-To: parsemail@patchwork.libcamera.org Received: from lancelot.ideasonboard.com (lancelot.ideasonboard.com [92.243.16.209]) by patchwork.libcamera.org (Postfix) with ESMTPS id 84831C324C for ; Fri, 3 Oct 2025 12:18:33 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 120906B5F9; Fri, 3 Oct 2025 14:18:32 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (2048-bit key; unprotected) header.d=raspberrypi.com header.i=@raspberrypi.com header.b="a1U9yykt"; dkim-atps=neutral Received: from mail-wm1-x336.google.com (mail-wm1-x336.google.com [IPv6:2a00:1450:4864:20::336]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id BC42169318 for ; Fri, 3 Oct 2025 14:18:30 +0200 (CEST) Received: by mail-wm1-x336.google.com with SMTP id 5b1f17b1804b1-46e704b11afso1244415e9.2 for ; Fri, 03 Oct 2025 05:18:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raspberrypi.com; s=google; t=1759493910; x=1760098710; darn=lists.libcamera.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=sWcVorJKFLhHPh/eBaGqwEDc/qCXlv3Q3AnR5aG+2Wk=; b=a1U9yykthkadwYHa0QIycMjHjMsmHeXTJ7up2a11pMLWqiX7VmagBiTptGvii9XKYB p1fcbuK1+K4dbPAgi4p/qT1e0yJYB+Vs/iEgd1493vh8bdBOzhYxtLdeojwNsDJ8w0r7 WM1zw3H55wuSxiI4zZv3HoMSed5uvcrTEczhpbW9HRg/vSylkKT8ASigm0vHbuxJa7/R fm3jJOQOpeDiGi1+3HCr7PDA+Q3tG/KZhaDbAAH5+Hej0o2pnxyASEoLc9WFOhmzZ0bf nFW2rkXmoS+T8vnVC7/K5ji0i0ImHYH60K2M69dLzi60HWA/v236qIgfd3qh548HpALc MgwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759493910; x=1760098710; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=sWcVorJKFLhHPh/eBaGqwEDc/qCXlv3Q3AnR5aG+2Wk=; b=dl3rfs/mUIbH8Y9w7W4wVbUra+N06WywjZHdy/k1Kdo03QvLGj6VDzKP3nDmCVPTZB lxAzdbLAI3YylKjNbhqAM/xLWVGJwLedYzUAYsyMvcNXIJDeS0xa/AK85KajvaECTr89 vZhumbVRdgKExOnL+ibtAwEVm216shLrRb6ioINjl7gGpxC2r3KAkZVZ9V0Ogg7K7eXk zm+7fqMQgb4PPpCB+NcaD1hwT4uvh+gGGKmgsX5GdUa1r6psOC7VWPrSKn+dSO6Mdlwr jtNt5dBs0zK4DLlsWcZJWL59Bbl/gxVyhPSA4+5N4wwU+8ayvo+g5uUm5/PKr9OJo+BS fajg== X-Gm-Message-State: AOJu0Ywe2XAAlPuq9BLM5TX6kqekirzr20whhZ7RIj0ZgDoyFnoYq4fv slbnPyNNTUCzcvl4QznEbLurV3jV2BaEG4dThvzDAwvoCvn+XzJSEQeD1Zowdz1Bbrx3iw8F+7S pcxbo X-Gm-Gg: ASbGncucAzkLrbDj1dC4Vuf3FLk+lDRMsG/NePNQYnHm23BM0HKdDZYWur0qEEArlw9 D08R04brcb5no8k7ASJC0+HWHYD5j0n081umgBmDTKtlVfXu8ZbWJXJ2NhCpY1UZS4XPOfX37FX N1qTe8wycYDgIWs1OFluA+kd12g0o0qeYiuLjz1VuFHMrJKda/cmzd5Mfz7wOttYABXu4ScyWbn 0Y1RxHcfBe0q1dw1WH+BdJ55qV4ssksbLv+mNiCoRazsmtWpb0Vv+TNRZaDfqNFhMvnNjykqgbd 5k42PI5UcRY1juygU/RYk2DDHDLbxICociJVeDc//cReUnOEcljzWZ1K72sA5VDVos4Kew6R8uR NKT7kosqFNNUlc4FAzYDaRICbYJzvlY7lbt20Yvx3zAtfOhLWmssbt2JyuozU4omukQ== X-Google-Smtp-Source: AGHT+IHRPSPCxqOccF/xir1RiH/Zzba5fs93rf5bu1S7pUZwtQjP0ETk6UEx/yf+21s2mTb3Gx5QqA== X-Received: by 2002:a05:6000:40d9:b0:3e7:41bf:e631 with SMTP id ffacd0b85a97d-425671a06c5mr979733f8f.6.1759493909881; Fri, 03 Oct 2025 05:18:29 -0700 (PDT) Received: from NAUSH-P-DELL.pitowers.org ([93.93.133.154]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4255d8f02a8sm7812529f8f.39.2025.10.03.05.18.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Oct 2025 05:18:29 -0700 (PDT) From: Naushir Patuck To: libcamera-devel@lists.libcamera.org Cc: David Plowman , Nick Hollinghurst , Naushir Patuck Subject: [PATCH v2 0/4] Raspberry Pi: Decompanding support Date: Fri, 3 Oct 2025 13:15:51 +0100 Message-ID: <20251003121821.659081-1-naush@raspberrypi.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Hi, This version is not very different to v1: - Added Nick's T-b tag. - Fixed the styling changes requested by Barnabas in patch 1/4. Thanks, Naush Naushir Patuck (3): ipa: rpi: Add FE globals as a parameter to applyDecompand() ipa: rpi: pisp: Add a DecompandAlgorithm class ipa: rpi: pisp: Allow an initial decompand curve to be set on the FE Sena Asotani (1): ipa: rpi: pisp: Add decompand support using PiSP hardware block src/ipa/rpi/controller/decompand_algorithm.h | 26 ++++++++ src/ipa/rpi/controller/decompand_status.h | 8 +++ src/ipa/rpi/controller/meson.build | 1 + src/ipa/rpi/controller/rpi/decompand.cpp | 66 ++++++++++++++++++++ src/ipa/rpi/controller/rpi/decompand.h | 31 +++++++++ src/ipa/rpi/pisp/pisp.cpp | 56 +++++++++++++++++ 6 files changed, 188 insertions(+) create mode 100644 src/ipa/rpi/controller/decompand_algorithm.h create mode 100644 src/ipa/rpi/controller/decompand_status.h create mode 100644 src/ipa/rpi/controller/rpi/decompand.cpp create mode 100644 src/ipa/rpi/controller/rpi/decompand.h