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 A9ECF429DE for ; Mon, 11 Apr 2022 12:54:35 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id EAD5B68B221; Mon, 11 Apr 2022 15:54:33 +0300 (EEST) Received: from mail0.khirnov.net (red.khirnov.net [176.97.15.12]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 7AF1E68AE10 for ; Mon, 11 Apr 2022 15:54:27 +0300 (EEST) Received: from localhost (localhost [IPv6:::1]) by mail0.khirnov.net (Postfix) with ESMTP id 39CC5240179 for ; Mon, 11 Apr 2022 14:54:27 +0200 (CEST) Received: from mail0.khirnov.net ([IPv6:::1]) by localhost (mail0.khirnov.net [IPv6:::1]) (amavisd-new, port 10024) with ESMTP id IiKjVEBKzPd8 for ; Mon, 11 Apr 2022 14:54:26 +0200 (CEST) Received: from lain.red.khirnov.net (lain.red.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.red.khirnov.net", Issuer "smtp.khirnov.net SMTP CA" (verified OK)) by mail0.khirnov.net (Postfix) with ESMTPS id B89B02400F5 for ; Mon, 11 Apr 2022 14:54:26 +0200 (CEST) Received: by lain.red.khirnov.net (Postfix, from userid 1000) id C35261601AD; Mon, 11 Apr 2022 14:54:26 +0200 (CEST) From: Anton Khirnov To: FFmpeg development discussions and patches In-Reply-To: References: <20220405165504.29261-1-leo.izen@gmail.com> <20220405165504.29261-4-leo.izen@gmail.com> <164951025246.21047.6570158843618793411@lain.red.khirnov.net> <1df72419-967b-df7b-e819-e4cb9b9bf08e@gmail.com> Mail-Followup-To: FFmpeg development discussions and patches Date: Mon, 11 Apr 2022 14:54:26 +0200 Message-ID: <164968166677.24258.14352669932965253932@lain.red.khirnov.net> User-Agent: alot/0.8.1 MIME-Version: 1.0 Subject: Re: [FFmpeg-devel] [PATCH v13 3/4] avcodec/libjxl: add Jpeg XL encoding via libjxl 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 Hendrik Leppkes (2022-04-09 17:44:45) > > > > > > Also, pointers from av_malloc() cannot be passed to av_realloc(). You > > > need to allocate it with av_realloc() in the first place. > > > > Is this documented? afaik realloc() can be used with malloc'd pointers. > > It will, i assume, also realloc it the first time you call it even if > > you request the exact same amount of memory malloc already allocated. > > But in any case it's hardly a problem if he can just use av_realloc the > > first time. > > realloc can work with malloc, but thats not guaranteed with every form > of aligned memory allocator. > > That said, I don't think any platform where this is currently a > problem is known, and we likely have this issue in a few areas of the > code. > The documentation of this limitation was removed in 2016 > (21f70940ae106bfffa07e73057cdb4b5e81a767a) I remember this used to be an issue in the past. If it isn't anymore then disregard my comment. -- 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".