en
Video Format Very Good Specialized Directly accepted

Dirac (raw Dirac)

Open video format developed by BBC Research, designed for professional high-quality broadcasting.

Yes, we support Dirac!

Technical Specifications

Max File Size 5 GB
Max Duration 10 horas
Compression Lossy

Advantages

  • High audio quality with a good quality-to-size ratio
  • Suitable for professional and commercial transcriptions
  • Accepted directly without the need for conversion
  • Accurate automatic transcription via AssemblyAI

Disadvantages

  • Lossy compression — not ideal for final production masters

Use Cases

Video distributionOnline streamingSocial media and presentationsContent archiving

How It Works

1

Upload your file

Upload your Dirac file via browser or drag and drop.

2

Automatic transcription

Our AI transcribes the audio with high accuracy in minutes.

3

Download the result

Download the transcription as text, SRT, VTT or other formats.

Yes, we support Dirac!

Open video format developed by BBC Research, designed for professional high-quality broadcasting.

Frequently Asked Questions

Does VoxScriber support Dirac files?

Yes! VoxScriber fully supports Dirac files. Simply upload your file and our AI will automatically transcribe it with high accuracy.

What is the audio quality of Dirac?

Dirac offers Very Good audio quality with Lossy compression. This makes it suitable for most transcription use cases — our AssemblyAI engine extracts audio accurately regardless of compression level.

How do I transcribe a Dirac file to text?

Go to VoxScriber, upload your Dirac file (up to 5 GB / 10 hours), select the language and click transcribe. Your result will be ready in minutes as text, SRT or VTT.