From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CBE69C1975A for ; Wed, 25 Mar 2020 08:14:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A99772070A for ; Wed, 25 Mar 2020 08:14:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727395AbgCYIOH (ORCPT ); Wed, 25 Mar 2020 04:14:07 -0400 Received: from metis.ext.pengutronix.de ([85.220.165.71]:54841 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726225AbgCYIOF (ORCPT ); Wed, 25 Mar 2020 04:14:05 -0400 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jH1Ao-00014f-Na; Wed, 25 Mar 2020 09:14:02 +0100 Received: from pza by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1jH1An-0001B0-TI; Wed, 25 Mar 2020 09:14:01 +0100 Date: Wed, 25 Mar 2020 09:14:01 +0100 From: Philipp Zabel To: Adrian Ratiu Cc: Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, kernel@pengutronix.de, kernel@collabora.com, Ezequiel Garcia , linux-media@vger.kernel.org Subject: Re: [PATCH v2] media: coda: jpeg: support optimized huffman tables Message-ID: <20200325081401.GA21635@pengutronix.de> References: <20200324160429.2626-1-adrian.ratiu@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200324160429.2626-1-adrian.ratiu@collabora.com> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 09:09:36 up 34 days, 15:40, 75 users, load average: 1.00, 0.75, 0.45 User-Agent: Mutt/1.10.1 (2018-07-13) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c0 X-SA-Exim-Mail-From: pza@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 24, 2020 at 06:04:29PM +0200, Adrian Ratiu wrote: > Each jpeg can have the huffman tables optimized for its specific content > meaning that the table lenghts and values don't match the standard table > of substitutions so there's no reason to hardcode and expect the standard > lengths, otherwise we just end up rejecting optimized jpegs altogether. > > Tested on CODA960. > > Signed-off-by: Adrian Ratiu Reviewed-by: Philipp Zabel regards Philipp