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POST
/
gemini
/
video
/
object
/
remove
Remove object from video
curl --request POST \
  --url https://api.mountsea.ai/gemini/video/object/remove \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "videoId": "CAUSJD...",
  "imageMask": "/9j/4AAQSkZJRg...",
  "prompt": "remove the white cloud"
}
'
{
  "taskId": "<string>"
}

​
Overview

Remove an object from a specific area of a previously generated video using a mask image.
  • imageMask is required for removal operations
  • Requires a valid videoId (mediaId) from a previously generated video
The imageMask should be a base64-encoded JPEG image where white areas indicate the object to remove. The AI will fill in the removed area with contextually appropriate content.

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json
​
videoId
string
required

Video ID (mediaId) from a previously generated video

Example:

"CAUSJD..."

​
imageMask
string
required

Base64 encoded JPEG image mask (required). White areas indicate the object to remove.

Example:

"/9j/4AAQSkZJRg..."

​
prompt
string

Prompt describing what to remove (can be empty string)

Example:

"remove the white cloud"

Response

201 - application/json
​
taskId
string
required

task id, used to get task result later