Change video aspect ratio with padding or cropping
| Param | Type | Description |
|---|---|---|
| ratio | string | Target aspect ratio (e.g., “16:9”, “4:3”, “1:1”) |
| mode | string | Adjustment mode: pad or crop |
Single input URL
"https://example.com/video.mp4"
[
{
"type": "transcode",
"params": { "format": "mp4", "codec": "h264" }
}
]URL to receive job completion notification
File size hint in bytes (for plan limit validation)