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 A62FD49ED4 for ; Wed, 13 Mar 2024 07:50:08 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 0A2F268CFEC; Wed, 13 Mar 2024 09:50:06 +0200 (EET) Received: from mout-p-103.mailbox.org (mout-p-103.mailbox.org [80.241.56.161]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id A60DB68CC58 for ; Wed, 13 Mar 2024 09:49:59 +0200 (EET) Received: from smtp202.mailbox.org (smtp202.mailbox.org [IPv6:2001:67c:2050:b231:465::202]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-103.mailbox.org (Postfix) with ESMTPS id 4TvjN51q3Vz9scG for ; Wed, 13 Mar 2024 08:49:57 +0100 (CET) Message-ID: Date: Wed, 13 Mar 2024 13:19:52 +0530 MIME-Version: 1.0 Content-Language: en-US To: FFmpeg development discussions and patches References: <20240313072725.7C7BA412605@natalya.videolan.org> From: Gyan Doshi In-Reply-To: <20240313072725.7C7BA412605@natalya.videolan.org> X-Rspamd-Queue-Id: 4TvjN51q3Vz9scG X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: Re: [FFmpeg-devel] [FFmpeg-cvslog] fftools/ffmpeg: add loopback decoding 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-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: On 2024-03-13 12:57 pm, Anton Khirnov wrote: > ffmpeg | branch: master | Anton Khirnov | Mon Feb 19 10:27:44 2024 +0100| [a9193f7b7d65aafa326e25571c6672636a8ee3d2] | committer: Anton Khirnov > > fftools/ffmpeg: add loopback decoding ... > +E.g. the following example: > + > +@example > +ffmpeg -i INPUT \ > + -map 0:v:0 -c:v libx264 -crf 45 -f null - \ > + -dec 0:0 -filter_complex '[0:v][dec:0]hstack[stack]' \ > + -map '[stack]' -c:v ffv1 OUTPUT Can you add an example showing the assignment of a specific decoder along with a lavc generic + private option to a loopbacked stream? Are there any limitations to loopback decoding e.g. would a vpx w/alpha encode be decoded back to a alpha pix fmt? Regards, Gyan _______________________________________________ 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".