Supported Formats
Video Formats
| Format | Extension | Supported |
|---|---|---|
| MP4 (H.264) | .mp4 | Yes |
| QuickTime | .mov | Yes |
| WebM | .webm | Yes |
| AVI | .avi | Yes |
| Matroska | .mkv | Yes |
Audio Formats
| Format | Extension | Supported |
|---|---|---|
| MP3 | .mp3 | Yes |
| WAV | .wav | Yes |
| AAC | .aac | Yes |
| M4A | .m4a | Yes |
| FLAC | .flac | Yes |
Limits
| Limit | Value |
|---|---|
| Max file size | 1 GB |
| Max duration | No hard limit (credits required) |
| Min duration | 5 seconds |
| Recommended | Under 500MB for fastest upload |
Audio Requirements
- Must contain speech (no music-only files)
- Clear audio produces better results
- Single speaker recommended for best voice cloning
- Minimum sample rate: 16kHz
Resolution
Input resolution is preserved in the output. DubLab processes the audio track — the video track passes through unchanged.