From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mout.gmx.net ([212.227.15.19]:58105 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750853AbeAQKbM (ORCPT ); Wed, 17 Jan 2018 05:31:12 -0500 Received: from minime.bse ([77.22.132.34]) by mail.gmx.com (mrgmx002 [212.227.17.190]) with ESMTPSA (Nemesis) id 0MVN0w-1eKlXM1R8g-00YkDr for ; Wed, 17 Jan 2018 11:31:10 +0100 Date: Wed, 17 Jan 2018 11:31:09 +0100 From: Daniel =?iso-8859-1?Q?Gl=F6ckner?= To: Florian Boor Cc: Linux Media Mailing List Subject: Re: MT9M131 on I.MX6DL CSI color issue Message-ID: <20180117103109.GA18072@minime.bse> References: <20180112105840.75260abb@crub> <20180112110606.47499410@crub> <929ef892-467b-dfd1-8ae0-0190263be38a@kernelconcepts.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <929ef892-467b-dfd1-8ae0-0190263be38a@kernelconcepts.de> Sender: linux-media-owner@vger.kernel.org List-ID: Hi, On Mon, Jan 15, 2018 at 11:40:32AM +0100, Florian Boor wrote: > Capturing like this the colors turn a little bit less psychedelic green and > purple. Looks like this: > http://www.kernelconcepts.de/~florian/capture2.jpeg > The dark area is in fact a very bright one. So maybe the format I read from the > sensor is not exactly what it is supposed to be or similar... May I suggest that you capture something of known colors, by pointing the camera at a monitor displaying this?: http://www.avsforum.com/photopost/data/2224298/0/04/04d8edc6_8bit_full_grad_color.png The colors will of course be off by a bit, but it should still be possible to guess how the RGB primaries were mangled. Best regards, Daniel