THM to ALTO XML Converter

Convert THM to ALTO XML online. We read the text inside your THM, so what you download can be searched and copied from — not just looked at.

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What is THM ?

THM is a small JPEG thumbnail that Canon and other cameras save next to each video, showing its first frame.

THM format  ▶

What is ALTO XML ?

ALTO (Analyzed Layout and Text Object) is an XML-based file format designed to represent the layout and textual content of digitized documents. It is primarily utilized in the field of digital preservation and libraries to facilitate the sharing and interoperability of scanned documents with rich metadata.

ALTO XML format  ▶

How to convert THM to ALTO XML

  1. Upload your THM file
    Drag and drop your THM file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose ALTO XML as output format
    The converter is preset to ALTO XML, but you can select any other output format before converting.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression before converting.
  4. Convert the file
    Click the 'Convert' button. The conversion takes only a few seconds.
  5. Download your converted file
    Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.