Knowledge Base

Knowledge Base

Get All Metadata Info Of Your Files

Meta Keys

BACKGROUND-COLOR

You can find information about the Background Color of an image file if you check the metadata of the picture or photo. Find out more about Background Color here.

ABOUT

BIT-DEPTH

Bit Depth is meta information you can find in both image and video files. Check out what it says about the image quality of your file.

FILE-NAME

Read more to get all information you need about the File Name and its importance when it comes to all kinds of files.

ACTIVE-D-LIGHTING

When checking the metadata of a photo, you will find much information about different camera settings. One of them is Active D-Lighting. Check out what it means and what it says about your photo.

ALBUM

Album information can be found in many files when you check meta information. But what does it really say about your file? Check it out.

APERTURE

Aperture is a value found in photos. It is linked to a specific camera setting that was used to take the photo. Find out more about Aperture information in your file.

ARCHIVED-FILE-NAME

One kind of metadata information you can find in archive and other compressed files is the Archived File Name. Check out what this means.

ARTIST

Artist is a meta information you can find in audio files on one hand, but also in image files. Here, you can get more information about what this tells you about the Artist of your file.

ASIN

ASIN is information often found in e-book files. Read more about what ASIN is and what it means for your file when you find it after checking your e-book for hidden data.

AUDIO-BITRATE

In audio files, such as MP3 or WAV, you will find metadata indicating the Bit Rate. Likewise, you find it in video files that contain audio data. Find out what Bit Rate is.

AUDIO-LAYER

Checking the hidden meta information of a video or audio file might give you information about the Audio Layer. Read more to find out what Audio Layer is and what it says about your file.

AUTHOR

Author information is something you can find out by checking your file's metadata. Find out what it says about your e-book, document, or other file.

AUTO-FOCUS

Auto Focus is a particular camera setting. Information about it can be found when checking the EXIF information of a photo or image file. Check out what Auto Focus is.

BAND

Infomation about the recording Band is often found in the metadata of an audio file. Here, we provide more information about this kind of meta information.

BIT-FLAG

Bit Flag is metadata information that can be found in various files. Find out what Bit Flag means, where it comes from and what it says about your file.

BIT-RATE

In audio files, such as MP3 or WAV, you will find metadata indicating the Bit Rate. Likewise, you find it in video files that contain audio data. Find out what Bit Rate is.

BOOK-NAME

In e-book files, when checking the metadata, you may come across information about the Book Name. Check out what kind of information this is.

CATEGORY

The Category is a very broad piece of metadata you can find in a multitude of files. Check out what it means and what differentiates it from File Type and File Type Extension.

CHANNELS

Wondering what the number of Audio Channels say about your file? We have the answer. Check out information about Audio Channels in your music, recording or another audio file.

CHANNEL-LAYOUT

When dealing with video or audio files, you might have come across metadata called Channel Layout. Find out what this is and what it tells you about your audio or video file.

CHARACTERCOUNTWITHSPACES

The Character Count is important information about your document or even e-book file, and you can easily find it out by checking the metadata of a file. But what does Character Count With Spaces mean?

CHARACTERS

Characters is a rather generic metadata information. Find out what it is precisely and in which kinds of files you might find this kind of meta information.

ZIP-COMPRESSEDSIZE

When checking the hidden meta information of an archive file, e.g. ZIP or RAR, you will come across the Compressed Size of said file. Find out what that means.

DURATION

Duration is a metadata value that can often be found in audio or video files. Find out what this information is exactly.

FILE-MODIFICATION-DATE-TIME

What does it mean when you find a Modification Time or Date in your file's metadata? Find the answer and information about the format they are displayed here.

FILE-SIZE

When checking the hidden meta information of your file, you will get information about the Size of your file. Check out what else the File Size can tell you.

FILETYPE

The File Type is common information about any file you own and especially important when you have an unknown file. Find out what the File Type says about your file.

FILE-TYPE-EXTENSION

The File Type Extension differs from what we know as File Type. Find out what the differences are and what the File Type Extension says about your file.

MIME-TYPE

When you check your file for hidden meta information, you may come across something called MIME Type. Read more about what this means about your file.

OPERATING-SYSTEM

Operating Systems are used on every computer or mobile device like tablets and smartphones. But what is it exactly? Find out what is meant when we speak of Operating Systems.

PROBE-SCORE

The Probe Score is a hidden meta information that you may not be familiar with. Find out what it says about your file, it's format and what a program called FFmpeg has to do with it.

RAW-HEADER

Checking the metadata information of a file might give you a value for the so-called Raw Header. Find out what a Raw Header is and what it says about your file.

UNCOMPRESSED-SIZE

Uncompressed Size is a value you will often find in ZIP files or other archives. Find out what is meant by that and what it tells you about your file.

ZIP-CRC

CRC or ZIP CRC is a metadata value often found in archive files. Read more on what CRC stands for and what it tells you about your file.

CHANNELLAYOUT

When dealing with video or audio files, you might have come across metadata called Channel Layout. Find out what this is and what it tells you about your audio or video file.

CHARACTER-COUNT-WITH-SPACES

The Character Count is important information about your document or even e-book file, and you can easily find it out by checking the metadata of a file. But what does Character Count With Spaces mean?

CHARACTERCOUNT-WITH-SPACES

The Character Count is important information about your document or even e-book file, and you can easily find it out by checking the metadata of a file. But what does Character Count With Spaces mean?

FILESIZE

When checking the hidden meta information of your file, you will get information about the Size of your file. Check out what else the File Size can tell you.

ZIP-UNCOMPRESSED-SIZE

Uncompressed Size is a value you will often find in ZIP files or other archives. Find out what is meant by that and what it tells you about your file.

ZIP-COMPRESSED-SIZE

When checking the hidden meta information of an archive file, e.g. ZIP or RAR, you will come across the Compressed Size of said file. Find out what that means.

FILE-TYPE

The File Type is common information about any file you own and especially important when you have an unknown file. Find out what the File Type says about your file.

BITRATE

In audio files, such as MP3 or WAV, you will find metadata indicating the Bit Rate. Likewise, you find it in video files that contain audio data. Find out what Bit Rate is.

IMAGE-HEIGHT

The Image Height says a lot about the dimension of your image. Check out what exactly it determines and what the values for Image Height tell you about your picture or photograph.

PREVIEW-IMAGE-HEIGHT

There are special cases of Image Height you can find when checking your file for meta-information. One of them is the Preview Image Height. Read all about what this means.

CROPPED-IMAGE-HEIGHT

The Cropped Image Height is different from the original or regular image height. Check out these information on what this meta-information tells you about your picture, photo or image.

IMAGE-WIDTH

You can learn more about the dimension of your image when checking the Image Width. Find out what this metadata says about your picture, photo or image and which values it can have.

PREVIEW-IMAGE-WIDTH

When checking the metadata of a file, you might find a value for the Preview Image Width. Here, you can find all information you could possibly need about this.

CROPPED-IMAGE-WIDTH

No, Cropped Image Width is not the same as image width. To find out more, check out the information we have gathered around this special metadata key.

CREATE-DATE

When checking the information given in a file, you will often find something called the Create Date. Find out all you need to know about this value and what it tells you about your file.

MEGAPIXELS

You surely came across the term Megapixels when buying a new camera or even when buying a smartphone. This information is stored in images as well and we can tell you all you need to know.

IMAGE-SIZE

Image Size differs from file size when checking the hidden meta information of a picture, photo or another image file. Find out what this meta key can tell you about your file.

PREVIEW-IMAGE-SIZE

What does it mean when an image has a value for Preview Image Size? We can help you out with this question. Check out the information we have on Preview Image Size.

COLOR-COMPONENTS

When checking your file for information, many things are easily explained. When checking the exif data of a photo or image, however, you can come across information like Color Components. What that means can be looked up here.

RESOLUTION-UNIT

Many values are given in specific units. What this means, particularly when talking about Resolution Unit, is information we have gathered here. So when you found this when checking the hidden data of your file, this is what it means.

COLOR-SPACE

Color Space is information that you can find when checking image files like photos or pictures for hidden metadata. What it says about your image and what you can do with this information is listed here.

ENCODING-PROCESS

What is an encoding process and why can I find information about it in my video or image file? Find the information you need in this concise explanation.

CHROMA-SUBSAMPLING

Chroma Subsampling can be found in different kinds of video or image files. Check out this concise information about the process of Chroma Subsampling.

JFIF-VERSION

Certain JPG images can contain information about the JFIF Version of the file. Check out the information collected here to find out what that says about your file.

BYTE-ORDER

The Byte Order may be one of the hidden data you find in a file when checking its metadata. If you want to find out what it means and what it tells you about your file, just read on.

WIDTH

Almost every file has a value specified for its Width. Check out what this means and what it can tell you about your file; documents, images, videos or even audio files.

HEIGHT

All kinds of files may and can have a value for the file’s Height. How is this possible and what does this say about your file? Find out here.

HEARING-IMPAIRED

Some video and audio files may give you information about Hearing Impaired when checking them for hidden metadata. Check out what this means.

VISUAL-IMPAIRED

Many different files can contain information for the Visual Impaired. Check out what it means when your document, image or video files contains such metainformation.

ATTACHED-PIC

When you check your file for secret data, there is a chance that there is information about an Attached Pic in it. Check out what this means for your picture, photo, video, document, e-book or even audio file.

LYRICS

Why is there Lyrics information in my file? If you checked your file for hidden metadata, it is possible that you found a value called Lyrics. Check out what this means for your file.

KARAOKE

Are you wondering why information about Karaoke popped up in your file when checking the metadata? Don’t worry, we got the information you need to understand why this is happening.

X-RESOLUTION

Especially images and videos may have something within their metadata, that is called X Resolution. Read more to find out what the X Resolution refers to.

Y-RESOLUTION

Images, videos, as well as other files may show metadata that is called Y Resolution. If you want to find out what this means for your file, read on!

CODEC-LONG-NAME

What does it mean when a file contains a Codec Long Name? Find out what it means when your file contains a metadata value with this name.

COMPRESSION

Compression can be found in many different files. Yet, it states the same about many file types. Find out what Compression is and what it does to different files.

CODEC-TYPE

Certain files can be encoded using a so-called codec. Next to other information, the Codec Type can be interesting when looking at audio or video encoding. Read more about Codec Type.

EXIF-VERSION

You wonder what the value of EXIF Version in your image or other file means? Then you came to the right place. Information about the EXIF Version and what the values mean can be found here.

FORMAT-NAME

You stumbled upon the Format Name in your file’s hidden data and now you wonder what it means? Read further to get all information you need to understand what the Format Name is.

NB-STREAMS

Checking the metadata of your files, it’s possible that you stumbled upon information called NB Streams. Read more to find out what it means and what it says about your file.

FRAME-RATE

Frame Rate is something you come across when dealing with video files, movies and video games. But what does it actually mean? Read more to find out what Frame Rate means and what it does when you watch a video or movie.

COMMENT

We all know what a Comment is, but what does it mean with regard to your file’s metadata? Find out by reading more about the values and variations of comments hidden inside your files.

DUB

Did you find a value for Dub in your file? Then read on to find out what this may stand for and what it can tell you about your file. Dub metadata information and more.

SOFTWARE

Software is a meta information that is often found in all kinds of files; audio, video, document, image, e-book, data and others. What it exactly says about your file can be read up here.

ORIENTATION

Orientation with regard to files is most often found in files that contain image data, such as videos, images or documents. What it says about those images can be looked up here.

LANGUAGE

Metadata gives us many different information about our files. One of them is Language. Find out where the Language metadata can be found and how it’s defined.

SAMPLING-RATE

The Sampling Rate is a meta information you will find in mainly audio and video files. It’s essential to how the human ear perceives the audio stream of a file. Find out more by checking out this entry.

THUMBNAIL-IMAGE

Thumbnail Image metadata can be found in many different kinds of files. If you want to know what it is and what the value say about your file in particular, read more.

START-TIME

What does it mean when your file has a meta information present called Start Time? Read more to find out what it means and why the value for Start Time could be negative.

SAMPLE-FMT

In your audio and video files, but also in some other file formats, it might be that you stumble across a value for Sample Format or “sample_fmt”. Find out what this is and what it can tell you about your file.

PDF-VERSION

Why would it be important what PDF Version your document has? To answer that, you first have to understand wht the PDF Version is. Read more to get answers and information for both.

CAMERA-MODEL

Many images, raw and raster, as well as video files contain information about the device that was used to take and record them. This includes information about the Camera Model. Check out what there is to know about it.

XMP-TOOLKIT

Don’t be confused when you find metadata information labeled as XMP Toolkit when examining a file. Check out this summary of what you need to know about the XMP Toolkit in order to understand what it does or means for your file.

PAGES

Read more about files that can contain metadata called Pages. Where can you find them and what does it say about your file? Find out.

CODEC-TAG

You may know what a codec is and what it says about your video, but what about the Codec Tag? Read more to find out how to interpret the Codec Tag of a video and how you can draw conclusions about the codec from it.

B-FRAMES

If you check your videos for hidden information, you may find a piece of information called Has B Frames. What does that mean? Read more to find out.

TIME-BASE

If you found a value for Time Base in your file, you surely want to know what it means. Find out information we gathered around the Time Base metadata.

PIXEL-FORMAT

Both video and image files can contain a value called the Pixel Format. What it says about your file and which information you can get from it can be found here.

CAMERA-MAKE

If you have a camera, you have to distinguish between Camera Make and Model. This information can also show up when checking images and photos for hidden exif information. Find out what the Camera Make of a camera actually is.

SCENE-CAPTURE-TYPE

Photos shot with specific cameras my carry exif data labeled as the Scene Capture Type. Find out what this means and what it says about the photo.

TITLE

A Title is, typically, a name that was given to any kind of creative work. But what does it mean when you find it in the metadata of your file? Find out by reading more about the metadata tag Title.

FLASHPIX-VERSION

You wanted to find out, what kind of data is hidden in your image file and while checking, you stumbled upon something called the FlashPix Version. If this is you, read more to find out what this means for your image.

CREATOR

Many files of different formats contain information about the file’s Creator. Read more to find out what or who exactly the creator of a file is.

TAGGED

Files can contain tags and especially images often contain information about whether the file is Tagged or not. Find out what this means.

TAGGED-PDF

PDF documents can contain information about whether they are actually Tagged PDF files or not. Check out what this says about the information hidden in your PDF files.

DATE-TIME-ORIGINAL

Different kinds of date and time information can be found in your file. This article will deal with the so-called Date/Time Original meta information. Find out what it means.

CODED-WIDTH

A file can only have so many values about it’s width. One of them is the so-called Coded Width. Find out what this means about your file and how it differs with respect to other width values.

CODED-HEIGHT

What is the Coded Height of a file? This meta information can be found in many different files; image and video, document and e-book, and even audio. Find out what it says about your file.

USERPROPERTIES

What are Userproperties and why can I find this information in my PDF document. Read more to find out what this metadata information tells you about your PDF file.

SHUTTER-SPEED

When taking photos, you have surely heard of the Shutter Speed. What does it mean and how does it affect a photo? Find out here.

PAGE-SIZE

Documents often contain meta information about the Page Size. But what do these numbers or sometimes terms mean that you find there? We can tell you what the paper or Page Size of a document means and how it can help you.

PAGE-ROTATION

What is Page Rotation and what does it say about my PDF file? Find out what the numbers mean you find when checking the metadata of your PDF document.

FOCAL-LENGTH

Focal Length plays a big role in taking photos, especially with DSLR cameras. Thus, you can find this information in many different image files. Find out what the Focal Length means and does.

WHITE-BALANCE

If you are familiar with photography and filming, you have surely heard of White Balance before. If not, find out what it says about different image and video files.

FLASH

The exif metadata of images can contain information about the Flash used when taking a photo. This ranges from whether it was on or not to which Flash mode was used. Find out more.

ISO

In digital photography and filmmaking, the ISO plays a big role. Together with aperture and shutter speed, it’s responsible for the exposure of an image, as well as it’s quality. Find out more here.

TRACK-VOLUME

Track Volume differs from the actual volume of a video or audio file. But what’s the difference and what does it say about your file? Find out.

NB-FRAMES

NB Frames is meta information that you can find in video files and audio files alike. If you want to know what it says about your files, read more.

EXPOSURE-MODE

Photographers are familiar with the Exposure Modes of their cameras, but you can find information about them in the photos and thus in the image files as well. Read more to find out what the Exposure Mode is.

PREVIEW-TIME

Preview Time can mainly be found in video files, however, some other files such as the Audible AAX file can show Preview Time as well. If you want to know what it means, read more.

CURRENT-IPTC-DIGEST

Many image files such as CR2, JPG, EPS oder DNG can contain something that’s called the Current IPTC Digest. But what does that mean? Find out by reading more about IPTC and images.