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 5A25B46864 for ; Sat, 17 Feb 2024 15:09:24 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id E284468D2C6; Sat, 17 Feb 2024 17:09:22 +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 D69ED68D23B for ; Sat, 17 Feb 2024 17:09:16 +0200 (EET) Received: from smtp202.mailbox.org (smtp202.mailbox.org [10.196.197.202]) (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 4TcXJV2sxGz9sQZ for ; Sat, 17 Feb 2024 16:09:14 +0100 (CET) Message-ID: Date: Sat, 17 Feb 2024 20:39:11 +0530 MIME-Version: 1.0 Content-Language: en-US To: ffmpeg-devel@ffmpeg.org References: <9be400cf-949f-4eb1-93a1-b352a1b807e6@gyani.pro> <153dfd89-aedd-4704-aef4-15cca7cc541d@gyani.pro> <20240217144211.GC32178@haasn.xyz> From: Gyan Doshi In-Reply-To: <20240217144211.GC32178@haasn.xyz> Subject: Re: [FFmpeg-devel] FFmpeg TC input needed 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 2024-02-17 07:12 pm, Niklas Haas wrote: > On Sat, 17 Feb 2024 18:45:57 +0530 Gyan Doshi wrote: >>> Whilst s302m multiple substreams I haven't seen, Dolby E streams internally >>> contain multiple programs, often 5.1 and a 2.0 downmix. >> That is downstream of the Dolby-E decoder and user will have to use a >> filter like channelsplit to bifurcate >> those channels irrespective of where the s302m code resides. > Is there metadata in Dolby E that tells you which channels belong > together (and what attributes they might have)? Is it always 5.1+2.0, or > could you have e.g. four different 2.0 programs encoded into a single > S302M/AES3 stream? Yes, the metadata is program configuration, with 8 max channels and 8 max programs, so 8 mono programs at most. But my samples are all 5.1+2 or 7.1 or 4.0. These will all result in a single decoded stream from the dolby_e decoder. 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".