API Reference

Generate Proofread

post
https://api.heygen.com/v2/video_translate/proofread

Generates a proofread of a translated video based on the specified parameters.

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Body Params
string
required

URL of the video file to generate a proofread. Supports direct video file URLs, Google Drive URLs, and YouTube URLs.

string
required

Title of the video.

string
required

The target language in which the proofread will be generated. Either output_language or output_languages must be provided. Omitting both or defining both will result in an error.

output_languages
array of strings
required

List of multiple target languages to generate the proofread of the same video in a single request. Enables faster batch processing. Either output_language or output_languages must be provided. Omitting both or defining both will result in an error.

output_languages*
string

Unique identifier of the Brand Glossary. It is used to apply predefined translation and pronunciation rules such as translation exclusions, enforced terms, vocabulary mappings, and tone preferences. Can be retrieved from List Brand Voices endpoint.

int32

Number of speakers in the video.

string

Unique identifier of the folder where the proofread file will be stored stored. Can be retrieved from the List Folders endpoint if folder already exists, or from the response of the Create Folder endpoint after creating a new folder.

boolean

Stretch or shrink portions of the video by enabling dynamic duration adjustment to improve conversational fluidity and translation quality between languages with different speaking rates. It functions the same way as enabling dynamic duration for a video.

boolean

Whether to disable the background music track in the proofread video output.

boolean

Improve audio clarity and speech quality in the proofread video by applying automatic speech enhancement.

Response

Updated 3 months ago

Language
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Updated 3 months ago