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ffmpeg.org; dkim=fail; arc=none; dmarc=none Authentication-Results: ffmpeg.org; dkim=fail; arc=none (Message is not ARC signed); dmarc=none Received: from nef.ens.fr (nef2.ens.fr [129.199.96.40]) by ffbox0-bg.ffmpeg.org (Postfix) with ESMTPS id 355EC690DEB; Fri, 16 Jan 2026 12:48:55 +0200 (EET) X-ENS-nef-client: 129.199.129.80 ( name = phare.normalesup.org ) Received: from phare.normalesup.org (phare.normalesup.org [129.199.129.80]) by nef.ens.fr (8.14.4/1.01.28121999) with ESMTP id 60GAmr4Y018967 ; Fri, 16 Jan 2026 11:48:53 +0100 Received: by phare.normalesup.org (Postfix, from userid 1001) id 7AE7C2EFDA; Fri, 16 Jan 2026 11:48:53 +0100 (CET) Date: Fri, 16 Jan 2026 11:48:53 +0100 To: FFmpeg development discussions and patches Message-ID: References: <176852016504.25.1615190366179230382@4457048688e7> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <176852016504.25.1615190366179230382@4457048688e7> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.4.3 (nef.ens.fr [129.199.96.32]); Fri, 16 Jan 2026 11:48:54 +0100 (CET) Message-ID-Hash: FFXBD5DLWUI4JH5PFA3FOPNY5ILSQHU5 X-Message-ID-Hash: FFXBD5DLWUI4JH5PFA3FOPNY5ILSQHU5 X-MailFrom: SRS0=0few=7V=phare.normalesup.org=george@ffmpeg.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] Re: [PR] Revert "lavfi: make sure frame SAR matches the link value" (PR #21482) List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Nicolas George via ffmpeg-devel Cc: Marton Balint , Nicolas George Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: Marton Balint via ffmpeg-devel (HE12026-01-15): > PR #21482 opened by Marton Balint (cus) > URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21482 > Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21482.patch > > This reverts commit fcc33ada47e594d6b35b71c4a998af796f56492e. > > It breaks playback of files with changing aspect ratio in ffplay, such as [1], because the filter chain is initialized with the initial aspect ratio, so any change is overwritten. > > Michael already reported this issue at the time of patch submission [2], but it was applied anyway. > > Ideally we could reinitialize the filter chain, but we never wanted to do that just for an aspect ratio change, because a filter chain reinitialization in the middle of playback / encoding can cause even worse issues. So I think it is better to just revert this. Hi. Agree with all that. Thanks. Regards, -- Nicolas George _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org