![]() ![]() In each wrapper there are some extra duplicate tags for the same info and maybe some errors or typos(?). Exiftool mp4 movie#To summarize Big Sur QuickTime Player and Photos.app movie Title, Description, Author, and Keywords metadata support:įor some reason Final Cut Pro 10.5.1 and Photos.app 6.0 use different tags for the same info in different wrappers in their exported movies: ItemList in. To add Keys and force any existing ItemList and UserData tags the same a command like this seems to work (I tried a simpler command without explicit Keys but then the edited UserData tags fail to display):Įxiftool -m -P -overwrite_original_in_place -Keys:DisplayName='Title' -Keys:Description='Description' -Keys:Author='Author' -Title='Title' -ClipFileName='Title' -Description='Description' -Author='Author'. ![]() Keys overrides both ItemList and UserData tags in QuickTime Player and Photos.app and seems to be most robust so it seems it is best to use Keys in movie Titles, Descriptions and Authors in. Keywords : (Binary data 0 bytes, use -b option to extract) The original 'Keys:Keywords' is as follows but Keywords doesn't seem to be supported anyway in movie apps? I can edit them (and add Author) with a command like:Įxiftool -m -P -overwrite_original_in_place -Keys:DisplayName='Title' -Keys:Description='Description' -Keys:Author='Author' -Keys:Keywords='Keyword1,Keyword2'. On the other hand, Photos.app 6.0 can add Titles, Captions and Keywords to movies and export them re-encoded as. Warning: Sorry, UserData:Keywords doesn't exist or isn't writableģ. UnknownThumbnail : (Binary data 123911 bytes, use -b option to extract)Įxiftool -m -P -overwrite_original_in_place -UserData:Keywords='Keyword1,Keyword2'. There is also 'UserData:Keywords' but it is not writable: I can edit them with a command below but after that neither QuickTime Player nor Photos.app display them anymore:Įxiftool -m -P -overwrite_original_in_place -UserData:Title='Title' -UserData:ClipFileName='Title' -UserData:Description='Description' -UserData:Author='Author'. On the other hand, Final Cut Pro 10.5.1 inserts the following tags to. Warning: Sorry, QuickTime:HandlerType doesn't exist or isn't writableĪnd then even if I can successfully add and edit those ItemList tags, QuickTime Player and Photos.app don't display them anymore.Ģ. I can edit those tags but if I delete the last ItemList tag, also that 'QuickTime:HandlerType=Metadata' is removed and I can not add it back:Įxiftool -m -P -overwrite_original_in_place -QuickTime:HandlerType=Metadata fcp.m4v Those ItemList tags also seem to need 'QuickTime:HandlerType=Metadata' tag so that QuickTime Player and Photos.app can display them: QuickTime Player's Get Info displays the Title, Description and Author and Photos.app 6.0 Title and Description. m4v it exports and I can edit them with a command like:Įxiftool -m -P -overwrite_original_in_place -ItemList:Title='Title' -ItemList:Description='Description' -ItemList:Author='Author' -ItemList:Keyword='Keyword1,Keyword2'. Final Cut Pro 10.5.1 inserts the following tags to H.264. I now tested this with macOS 11.2.1 Big Sur QuickTime Player and Photos.app 6.0:ġ. It seems that currently there are several places to write Title, Description, Author and Keywords in H.264. Thanks for your note! I tested again and Keys seems to be the most robust place to write that metadata. I can later use exiftool to edit those tags with commands like (to add a tag leave out -wm w):Įxiftool -m -P -overwrite_original_in_place -wm w -ItemList:Description='description' movie.movĮxiftool -m -P -overwrite_original_in_place -wm w -ItemList:Author='author' movie.movĮxiftool -m -P -overwrite_original_in_place -wm w -ItemList:Keyword='keyword1,keyword2' movie.movĮxiftool -m -P -overwrite_original_in_place -wm w -ItemList:Title='title' movie.movĮxiftool -m -P -overwrite_original_in_place -ItemList:Description='description' -ItemList:Author='author' -ItemList:Keyword='keyword1,keyword2' -ItemList:Title='title' movie.movīut I don't yet widely use those tags because it seems there is no standard for such movie metadata.Įven the movie date tags still seem to be a mess with each app using its own way to grab the date. mov) and Catalina Photos.app 5.0 the Description and Big Sur Photos.app 6.0 Title and Description in m4v. QuickTime Player's Get Info displays the Description, Author and Title in. 'ItemList:Title: project_name' <- only if there are tag_names 'ItemList:Description: This video is about project_name' Final Cut Pro 10.4.8 inserts the following metadata tags from the Apple Devices export dialog to m4v metadata: ![]()
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