{"id":17655,"url":"https://patchwork.libcamera.org/api/patches/17655/?format=json","web_url":"https://patchwork.libcamera.org/patch/17655/","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":"<20221022062310.2545463-5-paul.elder@ideasonboard.com>","date":"2022-10-22T06:23:03","name":"[libcamera-devel,v2,04/11] utils: libtuning: modules: alsc: Add rkisp1 ALSC module","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"c118863ea81ca4be6419dbc95159d8a50073bd3f","submitter":{"id":17,"url":"https://patchwork.libcamera.org/api/people/17/?format=json","name":"Paul Elder","email":"paul.elder@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/17655/mbox/","series":[{"id":3573,"url":"https://patchwork.libcamera.org/api/series/3573/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3573","date":"2022-10-22T06:22:59","name":"utils: tuning: Add a new tuning infrastructure","version":2,"mbox":"https://patchwork.libcamera.org/series/3573/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/17655/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/17655/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 E35F1C0DA4\n\tfor ;\n\tSat, 22 Oct 2022 06:23:31 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 9145D62ED6;\n\tSat, 22 Oct 2022 08:23:31 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 2990B62EC8\n\tfor ;\n\tSat, 22 Oct 2022 08:23:28 +0200 (CEST)","from pyrite.rasen.tech (h175-177-042-159.catv02.itscom.jp\n\t[175.177.42.159])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id B8EC9891;\n\tSat, 22 Oct 2022 08:23:26 +0200 (CEST)"],"DKIM-Signature":["v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"cfgjEjSu\"; dkim-atps=neutral","To":"libcamera-devel@lists.libcamera.org","Date":"Sat, 22 Oct 2022 15:23:03 +0900","Message-Id":"<20221022062310.2545463-5-paul.elder@ideasonboard.com>","X-Mailer":"git-send-email 2.30.2","In-Reply-To":"<20221022062310.2545463-1-paul.elder@ideasonboard.com>","References":"<20221022062310.2545463-1-paul.elder@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v2 04/11] utils: libtuning: modules: alsc:\n\tAdd rkisp1 ALSC module","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","From":"Paul Elder via libcamera-devel ","Reply-To":"Paul Elder ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add an ALSC module for RkISP1.\n\nSigned-off-by: Paul Elder \n\n---\nNew in v2\n---\n .../tuning/libtuning/modules/alsc/__init__.py | 1 +\n utils/tuning/libtuning/modules/alsc/rkisp1.py | 112 ++++++++++++++++++\n 2 files changed, 113 insertions(+)\n create mode 100644 utils/tuning/libtuning/modules/alsc/rkisp1.py","diff":"diff --git a/utils/tuning/libtuning/modules/alsc/__init__.py b/utils/tuning/libtuning/modules/alsc/__init__.py\nindex ef6300c2..932ce38e 100644\n--- a/utils/tuning/libtuning/modules/alsc/__init__.py\n+++ b/utils/tuning/libtuning/modules/alsc/__init__.py\n@@ -4,3 +4,4 @@\n \n from libtuning.modules.alsc.alsc import ALSC\n from libtuning.modules.alsc.raspberrypi import ALSCRaspberryPi\n+from libtuning.modules.alsc.rkisp1 import ALSCRkISP1\ndiff --git a/utils/tuning/libtuning/modules/alsc/rkisp1.py b/utils/tuning/libtuning/modules/alsc/rkisp1.py\nnew file mode 100644\nindex 00000000..d8f253e6\n--- /dev/null\n+++ b/utils/tuning/libtuning/modules/alsc/rkisp1.py\n@@ -0,0 +1,112 @@\n+# SPDX-License-Identifier: BSD-2-Clause\n+#\n+# Copyright (C) 2019, Raspberry Pi Ltd\n+# Copyright (C) 2022, Paul Elder \n+\n+from .alsc import ALSC\n+\n+import libtuning as lt\n+import libtuning.utils as utils\n+\n+from numbers import Number\n+import numpy as np\n+\n+\n+class ALSCRkISP1(ALSC):\n+ hr_name = 'ALSC (RkISP1)'\n+ out_name = 'LensShadingCorrection'\n+ # todo Not sure if this is useful. Probably will remove later.\n+ compatible = ['rkisp1']\n+\n+ def __init__(self, *args, **kwargs):\n+ super().__init__(**kwargs)\n+\n+ # We don't actually need anything from the config file\n+ def _validate_config(self, config: dict) -> bool:\n+ return True\n+\n+ # @return Image color temperature, flattened array of red calibration table\n+ # (containing {sector size} elements), flattened array of blue\n+ # calibration table, flattened array of (red's) green calibration\n+ # table, flattened array of (blue's) green calibration table\n+\n+ def _do_single_alsc(self, image: lt.Image):\n+ cgr, gr = self._lsc_single_channel(image.channels[lt.Color.GR], image)\n+ cgb, gb = self._lsc_single_channel(image.channels[lt.Color.GB], image)\n+\n+ # Should these ratio against the average of both greens or just each\n+ # green like we've done here?\n+ cr, _ = self._lsc_single_channel(image.channels[lt.Color.R], image, gr)\n+ cb, _ = self._lsc_single_channel(image.channels[lt.Color.B], image, gb)\n+\n+ return image.color, cr.flatten(), cb.flatten(), cgr.flatten(), cgb.flatten()\n+\n+ # @return List of dictionaries of color temperature, red table, red's green\n+ # table, blue's green table, and blue table\n+\n+ def _do_all_alsc(self, images: list) -> list:\n+ output_list = []\n+ output_map_func = lt.gradient.Linear().map\n+ output_map_domain = (1, 3.999)\n+ output_map_range = (1024, 4095)\n+\n+ # List of colour temperatures\n+ list_col = []\n+ # Associated calibration tables\n+ list_cr = []\n+ list_cb = []\n+ list_cgr = []\n+ list_cgb = []\n+ for image in self._enumerate_alsc_images(images):\n+ col, cr, cb, cgr, cgb = self._do_single_alsc(image)\n+ list_col.append(col)\n+ list_cr.append(cr)\n+ list_cb.append(cb)\n+ list_cgr.append(cgr)\n+ list_cgb.append(cgb)\n+\n+ # Convert to numpy array for data manipulation\n+ list_col = np.array(list_col)\n+ list_cr = np.array(list_cr)\n+ list_cb = np.array(list_cb)\n+ list_cgr = np.array(list_cgr)\n+ list_cgb = np.array(list_cgb)\n+\n+ for color_temperature in sorted(set(list_col)):\n+ # Average tables for the same colour temperature\n+ indices = np.where(list_col == color_temperature)\n+ color_temperature = int(color_temperature)\n+\n+ tables = []\n+ for lis in [list_cr, list_cgr, list_cgb, list_cb]:\n+ table = np.mean(lis[indices], axis=0)\n+ table = output_map_func(output_map_domain, output_map_range, table)\n+ table = np.round(table).astype('int32').tolist()\n+ tables.append(table)\n+\n+ entry = {\n+ 'ct': color_temperature,\n+ 'r': tables[0],\n+ 'gr': tables[1],\n+ 'gb': tables[2],\n+ 'b': tables[3],\n+ }\n+\n+ output_list.append(entry)\n+\n+ return output_list\n+\n+ def _process(self, args, config: dict, images: list, outputs: dict) -> dict:\n+ output = {}\n+\n+ # todo This should actually come from self.sector_{x,y}_gradient\n+ size_gradient = lt.gradient.Linear(lt.Remainder.Float)\n+ output['x-size'] = size_gradient.distribute(0.5, 8)\n+ output['y-size'] = size_gradient.distribute(0.5, 8)\n+\n+ output['sets'] = self._do_all_alsc(images)\n+\n+ # todo Validate images from greyscale camera and force grescale mode\n+ # todo Debug functionality\n+\n+ return output\n","prefixes":["libcamera-devel","v2","04/11"]}