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[79.124.17.100]) by mx.google.com with ESMTP id q82si2845323wmg.50.2017.12.06.18.03.21; Wed, 06 Dec 2017 18:03:22 -0800 (PST) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@lrcd.com header.s=fm1 header.b=UcRSXv/r; dkim=neutral (body hash did not verify) header.i=@messagingengine.com header.s=fm1 header.b=siD/rY5E; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 97D5F68A092; Thu, 7 Dec 2017 04:03:14 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from out5-smtp.messagingengine.com (out5-smtp.messagingengine.com [66.111.4.29]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id ED84F6882CA for ; Thu, 7 Dec 2017 04:03:07 +0200 (EET) Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailout.nyi.internal (Postfix) with ESMTP id 6578220BF7; Wed, 6 Dec 2017 21:03:12 -0500 (EST) Received: from frontend2 ([10.202.2.161]) by compute2.internal (MEProxy); Wed, 06 Dec 2017 21:03:12 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lrcd.com; h=date :from:message-id:subject:to:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=2eto9v0AOr5XQXOix1K1Rpf/4P3tg7XZOLsC7gTaspw=; b=UcRSX v/r0t2Fx4d12KNI8HVVZxIZlF1l1r1Fg4KGlrz03GjlWq0Pg78G1vvU7ch/zy+j2 gFP8zNBKu05Fg2HkQPwLn7KIUKSMNFQmXsc8B7HWDBudlnk5qmrYFwrC6K18cFco O/U4S8zlFvV6/wspDhBvvTUw6oIveAfjBYZDPqM0Vfr60spCfOJ4XP0yf5wmwAAx xf8j4xCIuacHjhmWOy3RIarruJdJzRtaJZ9gFyiybCbsSPkW5Gw9LItNCrVmi5n0 Q3p+4c20t/KDO1kvP2FY19Kg96BM5UpSUBGFpZ0VeWI5vbGxQzUv/VIsbRIIb8cD mb4Gnk/s+dotrC6kA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=date:from:message-id:subject:to :x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=2eto9v0AOr5XQXOix 1K1Rpf/4P3tg7XZOLsC7gTaspw=; b=siD/rY5EZfUugiUK53TrgraMOocBNGNLf moWyVpx2KsqUkwdYHrz8Av/KmDvRAp4nEkCFkQqLgS0aX0xTBFLfMfp2Op2ZPDtI 0utVEagdFcxs6VWoSWi6RbDY6zEg+hl1SsLRDSduZ7J/L0KUCJC7yNTYAigMYhdQ gtUm4upTHOFT5PSFjGBwzcxv2w6a2t0Ofgvgovqa9q5bD6jK4H2KGHbPufI32j52 J0hdQVNfRoSig63PQSDOHhtJaRX1HRNEU/lUDRJ0fFYmhsyJhN3IWcEXMg+68lTk T8k1wXpghdmY1Vlc4AGP2mlvLGGTO0jQNt6CkW2gDyzXqbxa4qmGg== X-ME-Sender: Received: from localhost (21-29-237-24.gci.net [24.237.29.21]) by mail.messagingengine.com (Postfix) with ESMTPA id E4D3724724 for ; Wed, 6 Dec 2017 21:03:11 -0500 (EST) From: Lou Logan To: ffmpeg-devel@ffmpeg.org Date: Wed, 6 Dec 2017 17:03:10 -0900 Message-Id: <20171207020310.3839-1-lou@lrcd.com> X-Mailer: git-send-email 2.15.0 Subject: [FFmpeg-devel] [PATCH] doc/filters: document max luma and chroma matrix size X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Addresses ticket #6033. Also document valid value ranges for luma_amount and chroma_amount. Signed-off-by: Lou Logan --- doc/filters.texi | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/doc/filters.texi b/doc/filters.texi index 0ec7d652a3..83a6823f52 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -15236,14 +15236,13 @@ Set the luma matrix vertical size. It must be an odd integer between 3 and 23. The default value is 5. @item luma_amount, la -Set the luma effect strength. It must be a floating point number, reasonable -values lay between -1.5 and 1.5. +Set the luma effect strength. It must be a floating point number between +-2.0 and 5.0. Reasonable values lay between -1.5 and 1.5. Default value +is 1.0. Negative values will blur the input video, while positive values will sharpen it, a value of zero will disable the effect. -Default value is 1.0. - @item chroma_msize_x, cx Set the chroma matrix horizontal size. It must be an odd integer between 3 and 23. The default value is 5. @@ -15253,18 +15252,20 @@ Set the chroma matrix vertical size. It must be an odd integer between 3 and 23. The default value is 5. @item chroma_amount, ca -Set the chroma effect strength. It must be a floating point number, reasonable -values lay between -1.5 and 1.5. +Set the chroma effect strength. It must be a floating point number between +-2.0 and 5.0. Reasonable values lay between -1.5 and 1.5. Default value +is 0.0. Negative values will blur the input video, while positive values will sharpen it, a value of zero will disable the effect. -Default value is 0.0. - @end table All parameters are optional and default to the equivalent of the -string '5:5:1.0:5:5:0.0'. +string @samp{5:5:1.0:5:5:0.0}. + +Note that the sum of @code{lx}+@code{ly} or @code{cx}+@code{cy} must +not exceed a value equal to or greater than 26. @subsection Examples