From patchwork Mon Sep 4 14:12:45 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maksym Veremeyenko X-Patchwork-Id: 4980 Delivered-To: ffmpegpatchwork@gmail.com Received: by 10.2.15.201 with SMTP id 70csp3164906jao; Mon, 4 Sep 2017 07:12:55 -0700 (PDT) X-Google-Smtp-Source: ADKCNb4ocjZaxAD1b8l1HHS+kajEmriSxgevBB2A58Mf5P0RT3OZCBzg8RF2pvRkvqcxDIEWioJ2 X-Received: by 10.28.8.21 with SMTP id 21mr388907wmi.23.1504534375131; Mon, 04 Sep 2017 07:12:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1504534375; cv=none; d=google.com; s=arc-20160816; b=PNaz9sKuCn8utHs+2Va58s5GitONUHn+20rslG1VspF+JyAH8Dt8PqJGQpqfSh+WEH KPVdXdXBqPqOjCqa90Bs6rAPEHv1eKn6LDOkpaKKyCP+szHzg/2L7Zb8pTMI3JkulOlE V9YAQmYipKhpAics5YZIo68XmTa58mzxeMEQtPWTYLhANGts4+uieHwajtxxvAIurRtX 5+1UsSzjnRG7TxMOyOwJ1xjk4OZ7fuBwxcll2R6Fpf9d70y7x8fGTOFUSumsTiTGE/+S q3jAdRIUBhULMz/llZGsiQq9zneR8UdzlzmPvgvMC0ZxO4btmT3Qj4PVVo5b8hF7SbO1 maDg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:reply-to:list-subscribe:list-help:list-post :list-archive:list-unsubscribe:list-id:precedence:subject :content-language:mime-version:user-agent:date:message-id:to:from :delivered-to:arc-authentication-results; bh=E0qNBMTCZsOk3amd95rfNfOEzeDq3TsUEIyTQiK8FbA=; b=xzWNrX/C/3GlbYCPe8BXqXuo7xv6D4lbce9R1/xM6pIHYeLrIGBrCytlh+ckHyatxa fPf8swEVQErl8HxNryZa52nuB30mofJN+7szQtMFbLFXrOszna7S5jiamp9rAyAty2BA 0pTsfXbw2eBo8dOXixNokXcEKODCB6ktDzM1OU2xKCFQvg80p3NiMuqeAv49e4RuRMtS 743ptPPvYcfQHP/Zhzf/ZsKpClzNoQ37kRyj8mxHSaa0v2MmeJaY6DIBZ6JfHuEqNqQk fmsCiNlVO8SfVO9x5PRrk9EgSZcZdCBhkVA8xSPV42lLyV2+i4Fx2R0egZRJBanTV/Lu FnZw== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id f11si4633108wra.85.2017.09.04.07.12.54; Mon, 04 Sep 2017 07:12:55 -0700 (PDT) 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; 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 A2D1468A238; Mon, 4 Sep 2017 17:12:49 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from kazbek.m1stereo.tv (mail.m1stereo.tv [91.244.124.37]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 8B4D5689983 for ; Mon, 4 Sep 2017 17:12:43 +0300 (EEST) Received: from [10.1.5.65] (dev-3.internal.m1stereo.tv [10.1.5.65]) by kazbek.m1stereo.tv (8.14.4/8.14.4) with ESMTP id v84ECjiF010753 for ; Mon, 4 Sep 2017 17:12:45 +0300 From: Maksym Veremeyenko To: ffmpeg-devel@ffmpeg.org Message-ID: <766bfcd5-8f63-4480-67e2-dff0295d465e@m1stereo.tv> Date: Mon, 4 Sep 2017 17:12:45 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 Content-Language: en-US Subject: [FFmpeg-devel] [PATCH] lavd: add audio packets adopting example of NewTek NDI 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" Hi, attached patch add usage example with additional audio packets preparation. diff --git a/doc/outdevs.texi b/doc/outdevs.texi index ce68e11..310606a 100644 --- a/doc/outdevs.texi +++ b/doc/outdevs.texi @@ -237,6 +237,12 @@ Play video clip: ffmpeg -i "udp://@@239.1.1.1:10480?fifo_size=1000000&overrun_nonfatal=1" -vf "scale=720:576,fps=fps=25,setdar=dar=16/9,format=pix_fmts=uyvy422" -f libndi_newtek NEW_NDI1 @end example +@item +Some NDI receiver want audio packets with 1920 samples per audio packet and interleaved closer to video packets: +@example +ffmpeg -i "udp://@@239.1.1.1:10480?fifo_size=1000000&overrun_nonfatal=1" -vf "scale=720:576,fps=fps=25,setdar=dar=16/9,format=pix_fmts=uyvy422" -af "volume=volume=-5.0dB,asetnsamples=n=1920:p=0" -f libndi_newtek -muxdelay 0 NEW_NDI1 +@end example + @end itemize @section fbdev