From patchwork Wed Jul 3 14:17:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Klug X-Patchwork-Id: 20527 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 8AE3CBEFBE for ; Wed, 3 Jul 2024 14:18:15 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 2CCA96336B; Wed, 3 Jul 2024 16:18:15 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="F9EA/xom"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id A75B863352 for ; Wed, 3 Jul 2024 16:18:11 +0200 (CEST) Received: from ideasonboard.com (unknown [IPv6:2a00:6020:448c:6c00:9263:c199:9587:576]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 7B6E74CA; Wed, 3 Jul 2024 16:17:43 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1720016263; bh=cJM1KWSOc4I49q8BvtWNe5IEdJqGhlI/wUssO/a32m0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F9EA/xomand5OjRf7Q4ppWQJaaSIvUE4+BfTUnvSLuPbeSBpqYVeg74ktDaK05AwK Q8hLAF1WvvqzdUXu68SdwRYGj02vv0hs81RK4UzoDip2WZiphk1PPUeBTHdythJRrO BLKjMDitYSuKsKzjEx+opM11P2IDQ2ES/X/aqyac= From: Stefan Klug To: libcamera-devel@lists.libcamera.org Cc: Stefan Klug , Laurent Pinchart Subject: [PATCH v3 13/23] libtuning: lsc: rkisp1: Clip lsc values to valid range Date: Wed, 3 Jul 2024 16:17:02 +0200 Message-ID: <20240703141726.252368-14-stefan.klug@ideasonboard.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240703141726.252368-1-stefan.klug@ideasonboard.com> References: <20240703141726.252368-1-stefan.klug@ideasonboard.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" Based on the input images, the lsc values could exceed the range allowed by the rkisp1. As we are now clipping the values, we can simplify the value mapping. Signed-off-by: Stefan Klug Reviewed-by: Laurent Pinchart Reviewed-by: Paul Elder --- utils/tuning/libtuning/modules/lsc/rkisp1.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/utils/tuning/libtuning/modules/lsc/rkisp1.py b/utils/tuning/libtuning/modules/lsc/rkisp1.py index 20406e436a6a..57004104fc7a 100644 --- a/utils/tuning/libtuning/modules/lsc/rkisp1.py +++ b/utils/tuning/libtuning/modules/lsc/rkisp1.py @@ -80,7 +80,8 @@ class LSCRkISP1(LSC): tables = [] for lis in [list_cr, list_cgr, list_cgb, list_cb]: table = np.mean(lis[indices], axis=0) - table = output_map_func((1, 3.999), (1024, 4095), table) + table = output_map_func((1, 4), (1024, 4096), table) + table = np.clip(table, 1024, 4095) table = np.round(table).astype('int32').tolist() tables.append(table)