From patchwork Thu Jul 27 15:39:14 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 9867139 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A5BC76038C for ; Thu, 27 Jul 2017 15:39:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9733028817 for ; Thu, 27 Jul 2017 15:39:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8BF0C2881E; Thu, 27 Jul 2017 15:39:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0926328817 for ; Thu, 27 Jul 2017 15:39:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751547AbdG0PjU (ORCPT ); Thu, 27 Jul 2017 11:39:20 -0400 Received: from lb2-smtp-cloud9.xs4all.net ([194.109.24.26]:35348 "EHLO lb2-smtp-cloud9.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751441AbdG0PjU (ORCPT ); Thu, 27 Jul 2017 11:39:20 -0400 Received: from [IPv6:2001:420:44c1:2579:343e:b320:2065:84ce] ([IPv6:2001:420:44c1:2579:343e:b320:2065:84ce]) by smtp-cloud9.xs4all.net with ESMTPA id aksddlyaXhv1HaksgdaKHO; Thu, 27 Jul 2017 17:39:18 +0200 To: Linux Media Mailing List From: Hans Verkuil Subject: [PATCH] v4l2-tpg-core.c: fix typo in bt2020_full matrix Message-ID: Date: Thu, 27 Jul 2017 17:39:14 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 Content-Language: en-US X-CMAE-Envelope: MS4wfNxRez+HsJlfy3VOVh63FuPNxx4ikD5KQAdjvI6wWu4+FoZQtI3lMbSalJ3y9S8MB19jHQT0N4/Rx6WNmVLE3LYZXt+WFKVwrjL6ASCsCUVZtZ7JVl2e ri3nPSe9FfwItJnpw4sb/zry/+59Gkgc9gGpPWlT8OphA0YcRLkdX/YIlf5dJm/+ZFFMeJ/YVuYDxqka0Mn2Jia6W5ZiO2HXrb1gZxEQj0DK+wRGBiqK2i4J 2ewNnzPejSJQu7GUpJDRiY/iyCNCaA/A+wP5LhTe9KkggO3+LLdS24xrDcNVtcy0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP My eye fell on this wrong coefficient in the bt2020_full matrix. The bt2020 matrix (limited range) is OK. Signed-off-by: Hans Verkuil diff --git a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c index 3dd22da7e17d..a772976cfe26 100644 --- a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c +++ b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c @@ -615,7 +615,7 @@ static void color_to_ycbcr(struct tpg_data *tpg, int r, int g, int b, static const int bt2020_full[3][3] = { { COEFF(0.2627, 255), COEFF(0.6780, 255), COEFF(0.0593, 255) }, { COEFF(-0.1396, 255), COEFF(-0.3604, 255), COEFF(0.5, 255) }, - { COEFF(0.5, 255), COEFF(-0.4698, 255), COEFF(-0.0402, 255) }, + { COEFF(0.5, 255), COEFF(-0.4598, 255), COEFF(-0.0402, 255) }, }; static const int bt2020c[4] = { COEFF(1.0 / 1.9404, 224), COEFF(1.0 / 1.5816, 224),