From patchwork Wed Aug 27 09:07:33 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Plowman X-Patchwork-Id: 24244 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 CCF20C32BB for ; Wed, 27 Aug 2025 09:08:04 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id E6CBA692F9; Wed, 27 Aug 2025 11:08:02 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (2048-bit key; unprotected) header.d=raspberrypi.com header.i=@raspberrypi.com header.b="qATNoWiE"; dkim-atps=neutral Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 0FBC5692FA for ; Wed, 27 Aug 2025 11:07:49 +0200 (CEST) Received: by mail-wm1-x333.google.com with SMTP id 5b1f17b1804b1-45a1b0c82eeso56313375e9.3 for ; Wed, 27 Aug 2025 02:07:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raspberrypi.com; s=google; t=1756285668; x=1756890468; darn=lists.libcamera.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=T42Vu1sKWJ+klwmelqzNqd2d2nbWbW0AIllMHaePkcM=; b=qATNoWiEz6/N6tdJU8xrM+AZXR9frbhXm6SBd89rwPCEqyIuM0HU2bZK9dKuHa+fa8 vTM5iVStVu14NtZ22ERaYcgFJXhZirH+pdKNnKgeOCmPIpJIs5N8jiJSL2xO/92SVt1y oQkR7AHq2WVJ6dEGjZMGr2ebGCMVvl64icsVZtBgBM8rgdHhlI8ZsMdbSW1DaoEhQ21P Z7vLPZ0m+dV0XK5+YMY7kHtYmdW+M8pDQMV5BpcbhQiLFgTqjobDtSjarxH6VcIzBXrH vVn/tM+sA7v2dfTUUPuIxmkwoavk5lUBlCRsNXoj+u+k0hVVtMBqoL3+uIZN/9ld9a+d Pm1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756285668; x=1756890468; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=T42Vu1sKWJ+klwmelqzNqd2d2nbWbW0AIllMHaePkcM=; b=rtcf49YFsiwpFI/85nPDrp7hCLtd0UB9GX2/5x+tUx1G4y5hhHrSrc6XriCcKCWDur EkJkHkDjz0C78UYYyqWyqPDWrMn88gjzQH0vManbxL54BLvP42D6S/amv5GgoCUFcy43 M5x8NUmdAOIXnoN8sisNjXVMZZY5mUG622pJ34e0h1jzt9YtjYH2MrhilkVLERgL9vIc KoCY/8FNp6VBC1XKUdv0ftIuhHZODhpAzdVfHXhBGsYYb0c1Djz7U1J9+/WgV/p3VD1T fSXfPUtkN5ORRVe5ElwFzAFSZ1/TFqJlemVBPPOQFETRlo1nsFwEp5CSM6H64o5CD820 es2w== X-Gm-Message-State: AOJu0Yxkm/eGHCMPxd/iOLLXqAOxwu0kIwIaRh6MIfKNgZ+scDWN92fH Besk98ClZUAxTcMKk6svz7eTgkGH961rUNRxyO5YKM+o6wBMZi+aEjgQB/sl34STcPlyM/SOdML 852KW X-Gm-Gg: ASbGncu+rvF3Pz3bKXMENNpcI6ZxXQZtuCVJ4EnnY/6+KSjcQ+g5BZcPNq3i7iOoIFQ 6lhicZBZZg4m2IorcGxYRTi5sK1wEaExicN2cSwOmsPBmXwmrkNdJSAMoXI6FdVLyy8vq62cIwe oa5GJEmnO/lwN1L7ht8B2eKjyzmdEsKvjyKMhr2WQBVhIffmOsSYQ/EA4tGvvG5kiiawujxmbq8 d9PGpW389mwWg7hcFB9Qs/mZQFnedlmfHAmbM4ItnygIgszZbfiWxXCORNdE9622jXC6uNUC4jh MVD4x8Yor2F6i3SGhUl81e60+aP5SAftuqf9Hv2f5ic/0MD/NVqmB/5un3W0x5/BBTD3alxw41q mlY78NZsDPzALQNfCz9lJIVRWGrXYEf1kQj+T6lvkfm8W0tWn2srmZQaIWhCouGDy84/WPg7US8 lWX1vCuBk3g7/fgrZ4QZu0xHdbpaJOf3om5YwnVIY= X-Google-Smtp-Source: AGHT+IFVeAbZPY13Bbs3QXAlqrAwgB+1pWvQwSdNED+RoIYRL63nPnVv/tIE37cp2Ujg1hFLbIUVqQ== X-Received: by 2002:a05:600c:4853:b0:458:bb0e:8cda with SMTP id 5b1f17b1804b1-45b5974de01mr97933265e9.17.1756285667591; Wed, 27 Aug 2025 02:07:47 -0700 (PDT) Received: from raspberrypi.pitowers.org ([2a00:1098:3142:1f:ffc9:aff6:7f7f:893b]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45b6f30fe02sm21498675e9.18.2025.08.27.02.07.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Aug 2025 02:07:47 -0700 (PDT) From: David Plowman To: libcamera-devel@lists.libcamera.org Cc: David Plowman Subject: [RFC PATCH 06/12] ipa: rpi: cam_helper: Add CamHelperDefault class Date: Wed, 27 Aug 2025 10:07:33 +0100 Message-Id: <20250827090739.86955-7-david.plowman@raspberrypi.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250827090739.86955-1-david.plowman@raspberrypi.com> References: <20250827090739.86955-1-david.plowman@raspberrypi.com> 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" This will help make "memory cameras" work where there is no real sensor. Signed-off-by: David Plowman --- src/ipa/rpi/cam_helper/cam_helper_default.cpp | 45 +++++++++++++++++++ src/ipa/rpi/cam_helper/meson.build | 1 + 2 files changed, 46 insertions(+) create mode 100644 src/ipa/rpi/cam_helper/cam_helper_default.cpp diff --git a/src/ipa/rpi/cam_helper/cam_helper_default.cpp b/src/ipa/rpi/cam_helper/cam_helper_default.cpp new file mode 100644 index 00000000..99801cc3 --- /dev/null +++ b/src/ipa/rpi/cam_helper/cam_helper_default.cpp @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ +/* + * Copyright (C) 2025, Raspberry Pi Ltd + * + * default camera helper for unknown sensors + */ + +#include +#include +#include +#include + +#include "cam_helper.h" + +using namespace RPiController; + +class CamHelperDefault : public CamHelper +{ +public: + CamHelperDefault(); + uint32_t gainCode(double gain) const override; + double gain(uint32_t gainCode) const override; +}; + +CamHelperDefault::CamHelperDefault() + : CamHelper({}, 0) +{ +} + +uint32_t CamHelperDefault::gainCode([[maybe_unused]] double gain) const +{ + return 0; +} + +double CamHelperDefault::gain([[maybe_unused]] uint32_t gainCode) const +{ + return 1.0; +} + +static CamHelper *create() +{ + return new CamHelperDefault(); +} + +static RegisterCamHelper reg("default", &create); diff --git a/src/ipa/rpi/cam_helper/meson.build b/src/ipa/rpi/cam_helper/meson.build index 7433cffd..6f4c86e7 100644 --- a/src/ipa/rpi/cam_helper/meson.build +++ b/src/ipa/rpi/cam_helper/meson.build @@ -2,6 +2,7 @@ rpi_ipa_cam_helper_sources = files([ 'cam_helper.cpp', + 'cam_helper_default.cpp', 'cam_helper_ov5647.cpp', 'cam_helper_imx219.cpp', 'cam_helper_imx283.cpp',