Glossaire
Glossaire des informations de fichier
Comprenez la signification des termes courants liés aux métadonnées et à l’analyse de fichiers.
Utilisez ce glossaire pour comprendre les champs affichés dans les résultats de FileMetaHub, de l’EXIF et du XMP jusqu’aux types MIME, aux signatures de fichiers et aux métadonnées de flux.
EXIF
Learn what EXIF metadata is, what it stores, and why it matters for image privacy and file inspection.
IPTC
Understand IPTC metadata, how it differs from EXIF, and where it appears in image and editorial files.
XMP
Learn what XMP metadata is and why it often appears alongside EXIF and IPTC in modern files.
GPS metadata
See what GPS metadata means in image files and why it matters before sharing photos online.
MIME type
Understand MIME types, what they mean for uploads and downloads, and how they help identify files.
File signature
Learn what a file signature is and how it helps identify a format beyond the file extension.
DPI
Understand DPI metadata in images and how it differs from actual pixel dimensions.
Document info
Learn what document info fields are in PDFs and other documents, including title, author, producer, and dates.
Stream metadata
Understand stream metadata in video and audio files, including codec, duration, dimensions, and bitrate.
Page count
Learn why page count matters in PDFs and what it can tell you when comparing document files.