Supported video formats and import methods
File format: MP4
Video encoding: H.264 (also referred to as AVC)
Import methods:
- Direct upload (256 MB max file size)
- IAM Delegated Access
- Signed URLs (
https
URLs only)
Unsupported attributes
Please note that the Labelbox Editor does not support videos with:
- Variable frame rate
- Frame presentation times that are negative
- Non-square sample aspect ratios (may appear stretched or squashed)
Videos that contain these attributes will be flagged or blocked in the Editor, and will soon be flagged at the time of import as well.
When importing video data to Labelbox, your JSON file must include the following information for each video.
Parameter | Required | Description |
---|---|---|
| Yes | User-generated file name or ID for the file. For the best experience, this ID should be unique. |
| Yes |
|
| No |
[
{
"externalId": "google-cast.mp4",
"videoUrl": "https://commondatastorage.googleapis.com/gtv-videos-bucket/CastVideos/dash/DesigningForGoogleCastVideo.mp4"
},
{
"externalId": "bigger-blazes-video.mp4",
"videoUrl": "https://commondatastorage.googleapis.com/gtv-videos-bucket/CastVideos/dash/ForBiggerBlazesVideo.mp4"
}
]
[
{
"externalId": "case_video_000_001_12630-14430.mp4",
"videoUrl": "https://lb-test-videos.s3.us-west-1.amazonaws.com/case_video_000_001_12630-14430.mp4"
},
{
"externalId": "case_video_000_001_12630-14431.mp4",
"videoUrl": "https://lb-test-videos.s3.us-west-1.amazonaws.com/case_video_000_001_12630-14431.mp4"
}
]