IVF (On2 IVF)
Simple On2 Technologies container for VP8/VP9/AV1 video, used in codec testing and development.
Yes, we support IVF!
Technical Specifications
Advantages
- Broad compatibility with legacy players and systems
- Accepted directly without need for conversion
- Accurate automatic transcription via AssemblyAI
Disadvantages
- Lossy compression — not ideal for final production masters
Use Cases
How It Works
Upload your file
Upload your IVF file via browser or drag and drop.
Automatic transcription
Our AI transcribes the audio with high accuracy in minutes.
Download the result
Download the transcription as text, SRT, VTT or other formats.
Yes, we support IVF!
Simple On2 Technologies container for VP8/VP9/AV1 video, used in codec testing and development.
Frequently Asked Questions
Does VoxScriber support IVF files?
Yes! VoxScriber fully supports IVF files. Simply upload your file and our AI will automatically transcribe it with high accuracy.
What is the audio quality of IVF?
IVF offers Variable 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 IVF file to text?
Go to VoxScriber, upload your IVF 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.
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Blog — Tips & Guides
Tutorials and transcription guides