From patchwork Sat Dec 28 10:28:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 17017 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 8F19644AED8 for ; Sat, 28 Dec 2019 12:32:14 +0200 (EET) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 65A906881F9; Sat, 28 Dec 2019 12:32:14 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe03-3.mx.upcmail.net (vie01a-dmta-pe03-3.mx.upcmail.net [62.179.121.162]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id E5410688113 for ; Sat, 28 Dec 2019 12:32:07 +0200 (EET) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe03.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1il9OB-0001Sr-1U for ffmpeg-devel@ffmpeg.org; Sat, 28 Dec 2019 11:32:07 +0100 Received: from localhost ([213.47.68.29]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id l9NCik115wlysl9NCihdys; Sat, 28 Dec 2019 11:31:07 +0100 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.3 cv=E5OzWpVl c=1 sm=1 tr=0 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=bSywM6iBqmmsPu6KIWgA:9 a=wt3keRAC5_4KneqD:21 a=CJnrCQw5dRAJcvPc:21 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sat, 28 Dec 2019 11:28:44 +0100 Message-Id: <20191228102844.27899-1-michael@niedermayer.cc> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 X-CMAE-Envelope: MS4wfDRe6HVhu11mQYSVxemVt9hx9p7Sa05UApV8MOT1CUTE/SNYT5Q5H4N7+4/CerUgkFiFKSLSO9mvFNk8AFEe42TjI/YTK6FWM8Yh2Gog/rG5tCZ8djBO Sh6P2+ZgTfFWoZMTlq65XCgnD51DNnJBzf3jivX7uATb1RLMK1rmLIPh Subject: [FFmpeg-devel] [PATCH] doc/filters: Document geq *sum functions 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Signed-off-by: Michael Niedermayer --- doc/filters.texi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/doc/filters.texi b/doc/filters.texi index 57330d1fd9..4d255d57c6 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -11374,6 +11374,10 @@ red/green/blue component. Return 0 if there is no such component. Return the value of the pixel at location (@var{x},@var{y}) of the alpha plane. Return 0 if there is no such plane. +@item psum(x,y), lumsum(x, y), cbsum(x,y), crsum(x,y), rsum(x,y), gsum(x,y), bsum(x,y), alphasum(x,y) +Sum of sample values in the rectangle from (0,0) to (x,y), this allows obtaining +sums of samples within a rectangle. See the functions without the sum postfix. + @item interpolation Set one of interpolation methods: @table @option