Questions tagged [metadata]

Metadata is commonly referred to as "data about data", and is often used for cataloging, indexing, and managing files in a computer.

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How can I use ffprobe to view complete metadata information? [duplicate]

I added a custom tag to the audio file: $ ffmpeg -i /dev/shm/demp.m4a -codec copy -metadata download_platform="XXX music" /dev/shm/out.m4a But I can't see the tag I added via ffprobe: ...
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Files copied from Windows samba share to Linux file system does not retain date modified metadata

I copied my entire photo library from a Windows Samba share mounted in fstab, into a local directory on my Ubuntu Linux machine using the terminal. cp /sambashare/photos /localdisk/photos Sadly this ...
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Do audiofiles contain digital footprint which enables to trace back to the PC where the audiofile got downloaded and edited?

I'm using windows10 os on my pc. so i downloaded few audio files from a website which needs my email to login. My first question is - how to see if those audiofiles contains my email which i used to ...
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Create slideshow with date as caption automatically

I want to create a slide show of photos and want the create-date of each image to appear at the bottom when the image is being shown in the slide show. Is there a way I can automate this using ...
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What is the limit for how many characters of metadata can be saved in the comments metadata of an MP4 file?

Suppose I have an MP4 file nd I want to add lots of info into the comments section. What is the character limit for the comments section of MP4 metadata?
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In a multi-user environment, where is Adobe Bridge Metadata stored?

I have a team of designers / non-technical users that want to start using Adobe Bridge as an asset management & tagging system (lets say 8 people) this will be photos (edited and RAW), videos (...
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Is There a Word Processor Where You Can Add Normally Hidden Source and Date Data per Bullet Point/Line?

Goal: I want to be able to add metadata type information per bullet point or per line in Microsoft Word (or any word processor) that is hide-able, including the source and the day I found the ...
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FFmpeg preserving 360 video orientation

I am using FFmpeg (version 2022-03-24) to convert dual fisheye 360 video recorded on a Rylo camera into equirectangular format. My goal is to stitch videos in bulk on the PC instead of using the Rylo ...
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ffmpeg output with assumed duration 0 on Android

I noticed that videos generated by FFMPEG have a duration of 0 on Android even when I try a full clone. I tried the following commands, but the only one that had any effect was with -movflags ...
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Why doesn't changing the name of a pdf file on File Explorer (Windows 10) change the title of the file in it's metadata?

I renamed a pdf file within File Explorer from X to Y. When I open the properties pop-up for the file on File Explorer, I see that the 'name' of the file is Y. However when I view the metadata for the ...
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ffmpeg - reading meta data value every 16ms to produce overlay

I'd like to combine a few data sources for telemetry overlays over a video. The MP4s have some metadata embedded from my GoPro but I have a few other data sources I'd like to include. I already have a ...
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How to edit PDF metadata with Powershell?

I am trying to move the description of a filename to the Description field of the metadata. I have filnames like '######## $$$$$$$$$$$$$$$$$$$' where I want to move the '$' characters to a field in ...
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ffmpeg + (large) metadata text = Segmentation Fault

I’m attempting to insert a large amount of text data into an mp4 using -metadata title='"+JSON.stringify(filedata)+"'. This works fine for small amounts metadata text but not for large ones. ...
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Vagrant for existing VM images / Format of metadata.json

I have an S3 bucket of existing VMware virtual machine images (OVA format), and I want to make them compatible with Vagrant. However, I am a bit confused about the structure of how Vagrant images are ...
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How do I preserve audio stream metadata when cutting videos?

I want to cut videos while preserving all streams. Here is the command I use: ffmpeg -i src.ts -map 0:v -map 0:a -map 0:s? -c copy -ss <start> -t <end> dest.ts Unfortunately, when opening ...
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Render all video in folder with ffmpeg?

I have a folder containing a lot of 2-10 min videos ....(30 video in folder) How to process multiple videos in a folder and cut videos into small videos 55s. This is the line of code to process the ...
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How to maintain metadata when encoding WEBP or insert metadata to ready WEBP images?

I have PNG images with EXIF, XMP and IPTC metadata that I want to maintain, when I create WEBP images. I am running a Windows computer. I have tried a few ways and I failed. I know that WEBP doesn't ...
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FFMPEG-NORMALIZE does not recognize special characters in audio names files

When I run ffmpeg-normalize it displays the name of the input audio with codes in place of the special character, see below: Command: ffmpeg-normalize "Barão Vermelho - Agora Tudo Acabou.mp3"...
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MPV: Cycle through cover art (if multiple images are present) of the current playing flac file

I have flac files that contains several embedded cover art which includes front, back, booklet etc. Is it possible to cycle through cover art (if multiple images are present) of the current playing ...
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Is there a way to group emails by sender or receipient in Outlook?

We get a lot of vendors where I work, and frequently it becomes necessary to find an old vendor by what they fixed before successfully. To identify "this person was good at X, lets request that ...
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Test script creation matadata block picture

My system is Windows and I use Cygwin to run bash and shell file. Check a script, see the link below, which according to its author creates the metadata of an image to be attached to the ogg file, it ...
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Backup with all metadata preserved but converting file content into zeros (or empty sparse file)

I want to make backups of a directory, everything the same as original files, only except for file content converting to all zeros (sparse files), and also keep the same file size. So for example, I ...
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Can you tell if a document has had its metadata altered?

I'm dealing with a situation in which the other party has fabricated logs. These logs are presumably in docx or doc formats. A large part of the issue is that the logs are not contemporaneous - they ...
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Batch file normalize LUFS error on file with cover art

I made a batch file, with two-step LUFS normalization mode, run on Windows, which shows the error Unable to find a suitable output format for 'N/A' in the second step. See the code below: Step 1: ...
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Extract "content" from json file to avoid metadata

I have hundreds of files of newspaper pages that have been OCR-ed. To analyse them I have to get around all the metadata they include. What is the simplest way to remove metadata from these files, or ...
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Identifying files which were created on my local system at a certain date, despite "Date created" metadata retained from installer

I've installed a program, and all the files the installer created have identical "date created" and "date modified" metadata, indicating the date that the file was last modified by ...
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ffmpeg : Extract metadata

I would like to extract meta data from a MP3 file. This is going into a script, and I therefore want to do it from the command line. Since I have already installed ffmpeg, I thought I could use it for ...
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3 votes
2 answers
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Make Plex use TVDB "Alternate Order" for TV series, combining segments into a single episode

I'm setting up a Plex server on a computer on my home network to serve some old children's shows and cartoons for my kids. Kids shows are often broken up into several short named "segments" ...
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How to extract the filename without the extension and write that to a tag using ExifTool?

I'm using ExifTool on Linux and am working with some MP4 video files. I want to add each file's respective filename as a metadata comment (using the -Comment tag). For example, suppose I have a file ...
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How to compare directory subtrees including file metadata on different hosts

How can I compare directories on different hosts to verify the directory metadata, directory listing (recursive), file contents, and file metadata are identical? I run rsync-based backups using ...
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How to display Email meta data related fields in Windows Explorer on Windows 10?

How do I populate the Windows 10 Windows Explorer fields From Address and From Addresses detail view in Windows 10 when I have a directory full of .msg files from Outlook 2016?
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How to know details of an HEIC file?

An HEIC file was sent to me via email. Is it possible to know when that particular HEIC file is created by the original user?
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What are ".metadata" directories for

I've been asked to take ownership of an old code base. There are a lot of unusual things in the git repo including loads directories called ".metadata". Each of these directories contains a ...
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when can the metadata of a pdf be deleted automatically

I have a student who is turning in all his work from the entire semester today, saying that the program we use for school messed up and he actually submitted the assignments, I am waiting for IT to ...
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Is there a way to bulk-edit mp3 files and replace the file name with the file's title?

In a nutshell, I uploaded a few thousand songs to Google Play Music to listen from anywhere, and eventually redownloaded them when my old drive eventually died. The issue is, the downloader tool they ...
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3 votes
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Why does Excel display incorrect modified times when listing recent files?

When I try to open a file in the recent files list in Excel I'll often find that a workbook I worked on yesterday or the day before is not in the list. When I expand the list to include older ...
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Is there a way to get the file metadata (namley width, height and frame rate) of all the video files in a folder automatically in windows 10?

basically I have 1,000 or so video files in a folder and want to get their Frame Rates Height Width in a text file. Is it possible using wmic or ffmpeg or anything else?
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Extract and combine data from huge Excel tables

I receive huge metadata excels (mastersheets with minimum 100.000 rows up until 1 million; columns vary from 10 to 30) containing data that I would need to extract based on a unique identifier (...
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How to TAG webm and weba files/ How to edit metadata of webm and weba files?

I use the app MusicBrainz Picard (and easytag) as my windows music-video file tagger. I manage all my media library with this wondeful app. But I've recently accumulated some hundreds of WEBM and WEBA ...
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Remove metadata from XLS in LibreOffice

Having a XLS file I created for my father back in the day. I am using a copy of this for myself to generate some documents I export to PDF. Issue is that the file's metadata put my fathers name as the ...
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2 votes
2 answers
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Is there a possibility for a batch conversion of video files (different formats) and delete metadata with ffmpeg?

I have a lot of video files of my family. I'am on Windows and the video formats are different: Video files: DVD directories contain: Files in DVD directories were recorded with a DVD recorder and ...
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Is it possible to Google/web search based on SITE TITLE alone?

Say someone knows the title a site uses on one of its possibly indexed pages. Given so, is it possible to search ONLY FOR TITLES OF WEBPAGES PRIMARILY, as opposed to overall results? Title as in the ...
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FFMpeg Batch file

I have around 500 mp4 files. I would like to add Title, Artist, and Album for each mp4 file. I am trying to use FFmpeg with the following commands. How can I create a batch file to update all of the ...
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Windows 10 File Explorer- File Metadata not showing

Recently moved a user from Win 7 to Win 10 (fresh win10 install) and for some reason after installing apps on the win10, when I add a column to display any type of file medatada like; TAGS, Author or ...
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Add cover art to opus file using ffmpeg

I'm trying to embed a cover art to an .opus (ogg container) audio file. I'm aware ffmpeg recently added support for that function according to this ticket: https://trac.ffmpeg.org/ticket/4448 Tried ...
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How to enable ALL columns in windows file explorer (without select them all manually)?

Is it possible to enable ALL columns in windows 10 file explorer at once? I don't want to enable them one by one manually. I'm looking for some kind of registry entry or ready-to-use registry file. (...
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2 votes
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How to batch copy "date modified" from files in directory to other files with identical names (but compressed) in another directory?

I have been compressing my 500++ MP4 videos from 2 years ago with Handbrake, however, as the compressed files are registered as new files, they do not retain their original metadata attributes (date ...
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4 votes
1 answer
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How do I remove a font's math metadata?

I often write math documents in Word and recently I have installed a new font called "NewComputerModern". It is supposed to be a normal font, but it is recognized by Word as a math font (i.e....
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1 vote
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Changing stream metadata and converting at the same time in FFMPEG

I'm trying to convert an HEVC (h265) video into h264, while at the same time adding the 'rotate' key to the video stream metadata. I have tried: ffmpeg -i in.mp4 -c:v libx264 -metadata:s:v rotate=&...
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Remove all properties in mp3 files with non-ASCII characters

How to remove all properties in mp3 files with non-ASCII characters in the file name (Chinese character)? I tried ID3 kill but it said something like Error #123 Could not open file path. In the file ...
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