From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id F0D7A4AECD for ; Thu, 23 May 2024 07:49:07 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 71BC168D415; Thu, 23 May 2024 10:49:04 +0300 (EEST) Received: from mail0.khirnov.net (red.khirnov.net [176.97.15.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 6044E68CF1F for ; Thu, 23 May 2024 10:48:58 +0300 (EEST) Authentication-Results: mail0.khirnov.net; dkim=pass (2048-bit key; unprotected) header.d=khirnov.net header.i=@khirnov.net header.a=rsa-sha256 header.s=mail header.b=N3V96Aki; dkim-atps=neutral Received: from localhost (localhost [IPv6:::1]) by mail0.khirnov.net (Postfix) with ESMTP id 21032240DAC for ; Thu, 23 May 2024 09:48:58 +0200 (CEST) Received: from mail0.khirnov.net ([IPv6:::1]) by localhost (mail0.khirnov.net [IPv6:::1]) (amavis, port 10024) with ESMTP id PTEGikI0o7oC for ; Thu, 23 May 2024 09:48:57 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=khirnov.net; s=mail; t=1716450537; bh=QStHLgBu2txPB+ID0+rUd8VjqRbNr1ZeHlqKQI9K9uI=; h=Subject:From:To:In-Reply-To:References:Date:From; b=N3V96AkiH7r/FFLt7tXxtnBSS2FHibEIAWlkIn7AdJHrWAl3TOjPtnDbQSTVOaHYv ek4RYi0+xw7NJd+sZMXJq9mX3htPY0MO8wqDCCLvdRP2mc3ZY6FbEZHrdBzGqs+3zH /qdL76TIvLlbN2GIwO9/ea3zEEAxufRcJjS/ADXC4rRk4jpXei2g5Su9Dd0qXa11+U QLti0QKXK3ZetrMDHDETd+8I3vcEt8zdWhmfy1NIffeXhwmP9uKExSuiQQbKXN2WAS 9sEtku8ItHhsHKcrM4Yc8MHadt/ilacxtp+kb/yWj9X+fP3nq3j3RsjasPyxZAzNUN U0MF57KeYiOoA== Received: from lain.khirnov.net (lain.khirnov.net [IPv6:2001:67c:1138:4306::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "lain.khirnov.net", Issuer "smtp.khirnov.net SMTP CA" (verified OK)) by mail0.khirnov.net (Postfix) with ESMTPS id 7D6EB2404E5 for ; Thu, 23 May 2024 09:48:57 +0200 (CEST) Received: by lain.khirnov.net (Postfix, from userid 1000) id 5B7B81601B9; Thu, 23 May 2024 09:48:57 +0200 (CEST) From: Anton Khirnov To: FFmpeg development discussions and patches In-Reply-To: References: <55fe39cd-3709-4553-af0c-df24547ddc20@gmail.com> Mail-Followup-To: FFmpeg development discussions and patches Date: Thu, 23 May 2024 09:48:57 +0200 Message-ID: <171645053734.22242.10581551570711580523@lain.khirnov.net> User-Agent: alot/0.8.1 MIME-Version: 1.0 Subject: Re: [FFmpeg-devel] [PATCH] avfilter/src_movie: Remove align dimension to fix crash X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 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 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Quoting Paul B Mahol (2024-05-11 15:48:08) > Any next filter after (a)movie filter that calls ff_null_get_video_buffer() > will not? work and using > ff_default_get_video_buffer() will allocate new frame. > > Original idea was/is to improve performance by using DR support provided by > decoders. As I remember, the original intent behind lavfi get_buffer functions was: 1) Allow a downstream filter like pad to allocate a larger frame in order to avoid copying. 2) Allow direct rendering into caller-provided buffers (currently not supported). -- Anton Khirnov _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".