Video Translation
Real Translation Buddy's video translation feature supports automatic speech recognition, translation, dubbing, and subtitle processing for MP4 videos.
Video translation is currently available by invitation only. If you cannot access this feature, please click here to contact us (top-right corner 
icon) to apply for trial access.
The video translation feature combines AI speech recognition, translation, speech synthesis, and subtitle processing to automate the full workflow from raw video to translated output.
Supported format and limits
|
Item |
Description |
|
File format |
MP4 (only format currently supported) |
|
File size |
Up to 1 GB |
|
Duration |
Up to 1 hour |
Supported language pairs
Video translation supports translation between Chinese or English and each of Japanese, Vietnamese, Brazilian Portuguese, and Thai — 18 directions in total:
|
Source language |
Target languages |
|
Chinese (zh) |
English (en), Japanese (ja), Vietnamese (vi), Brazilian Portuguese (pt-BR), Thai (th) |
|
English (en) |
Japanese (ja), Chinese (zh), Brazilian Portuguese (pt-BR), Thai (th), Vietnamese (vi) |
|
Brazilian Portuguese (pt-BR) |
Chinese (zh), English (en) |
|
Japanese (ja) |
Chinese (zh), English (en) |
|
Thai (th) |
Chinese (zh), English (en) |
|
Vietnamese (vi) |
Chinese (zh), English (en) |
Output
The translated MP4 video includes:
-
Dubbed audio — Target language speech, preserving each speaker's original voice where possible
-
Translated subtitles — Burned-in subtitles in the target language
-
Original subtitle removal — Original subtitles are automatically erased by AI
-
Background music preserved — Original background music and sound effects retained after vocal separation
Workflow
Video translation uses the same task management workflow as document translation: upload → analyze → configure language → submit → view results. See Submit Translation Task and Manage Translation Tasks.
Video-specific configuration options:
|
Option |
Description |
|
Source language |
Auto-detected by the system; can be manually specified |
|
Target language |
Choose from the supported target languages |