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[76.136.218.80]) by smtp-relay.gmail.com with ESMTPS id 00721157ae682-6756ad425desm5735937b3.61.2024.07.28.00.35.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 28 Jul 2024 00:35:09 -0700 (PDT) X-Relaying-Domain: proxyid.net From: Marth64 To: ffmpeg-devel@ffmpeg.org Date: Sun, 28 Jul 2024 02:34:45 -0500 Message-Id: <20240728073445.725161-8-marth64@proxyid.net> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240728073445.725161-1-marth64@proxyid.net> References: <20240728073445.725161-1-marth64@proxyid.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 7/7] doc/demuxers: update dvdvideodec documentation 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 Cc: Marth64 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: N8SeSH/n05jJ Signed-off-by: Marth64 --- doc/demuxers.texi | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/doc/demuxers.texi b/doc/demuxers.texi index 04293c4813..d67be0312e 100644 --- a/doc/demuxers.texi +++ b/doc/demuxers.texi @@ -384,7 +384,7 @@ Default is 0, the first language unit. @item menu_vts @var{int} The VTS where the menu lives, or 0 if it is a VMG menu (root-level). -Default is 0, VMG menu. +Default is 1, the menu in the first VTS. @item pgc @var{int} The entry PGC to start playback, in conjunction with @option{pg}. @@ -396,17 +396,16 @@ Default is 0, automatically resolve from value of @option{title}. @item pg @var{int} The entry PG to start playback, in conjunction with @option{pgc}. Alternative to setting @option{title}. -Chapter markers are not supported at this time. -Default is 0, automatically resolve from value of @option{title}, or -start from the beginning (PG 1) of the menu. +This option is ignored without @option{pgc}. +Default is the first PG segment of the PGC (PG 1). @item preindex @var{bool} Enable this to have accurate chapter (PTT) markers and duration measurement, which requires a slow second pass read in order to index the chapter marker -timestamps from NAV packets. This is non-ideal extra work for real optical drives. +timestamps from NAV packets. This also enables chapter markers on menus. +The drawback is that this adds busy work for real optical drives. It is recommended and faster to use this option with a backup of the DVD structure stored on a hard drive. Not compatible with @option{pgc} and @option{pg}. -Not applicable to menus. Default is 0, false. @item trim @var{bool}