From patchwork Fri Jul 5 14:41:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Klug X-Patchwork-Id: 20602 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 8D1EABD87C for ; Fri, 5 Jul 2024 14:42:49 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id D1C8E63364; Fri, 5 Jul 2024 16:42:48 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="GE0Fh8pm"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id C99C8619C7 for ; Fri, 5 Jul 2024 16:42:46 +0200 (CEST) Received: from ideasonboard.com (unknown [IPv6:2a00:6020:448c:6c00:60b6:33a3:3a20:6030]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 460B14CC; Fri, 5 Jul 2024 16:42:17 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1720190537; bh=Lqps5PNgzZjmssYMSgkwyfCdZM98oQqydc1lEWJH7O8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GE0Fh8pmWyeY5DgrR4cAANJuET3THmccVm+if0tV0CBa9LIEY7AnK+Btvr5FSy4/o cCf/sRR3dyKZoIzop55UrdfMPa3+tNmUBqmJeacDHTH9NE+NNkvmg/J63CgmRaeZHb zGDRkLz6ZjVekCwCe6wdldrAjCm5gwCWt7Qs0tq8= From: Stefan Klug To: libcamera-devel@lists.libcamera.org Cc: Stefan Klug , Laurent Pinchart , Paul Elder Subject: [PATCH v4 13/23] libtuning: lsc: rkisp1: Clip lsc values to valid range Date: Fri, 5 Jul 2024 16:41:49 +0200 Message-ID: <20240705144209.418906-14-stefan.klug@ideasonboard.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240705144209.418906-1-stefan.klug@ideasonboard.com> References: <20240705144209.418906-1-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)