Generate Videos With Overlays Via API

The internet's most advanced image and video editing API

Shotstack is the most user friendly, powerful and reliable infrastructure solution to automatically generate videos with overlays.

{
    "timeline": {
        "soundtrack": {
            "src": "https://s3-ap-southeast-2.amazonaws.com/shotstack-assets/private/epic.mp3"
        },
        "background": "#000000",
        "tracks": [
            {
                "clips": [
                    {
                        "asset": {
                            "type": "title",
                            "text": "Overlay",
                            "style": "minimal",
                            "size": "small"
                        },
                        "start": 0,
                        "length": 5,
                        "transition": {
                            "in": "fade",
                            "out": "fade"
                        },
                        "effect": "zoomIn"
                    }
                ]
            },
            {
                "clips": [
                    {
                        "asset": {
                            "type": "video",
                            "src": "https://shotstack-assets.s3-ap-southeast-2.amazonaws.com/footage/overlay.mov"
                        },
                        "start": 0,
                        "length": 5
                    }
                ]
            },
            {
                "clips": [
                    {
                        "asset": {
                            "type": "video",
                            "src": "https://s3-ap-southeast-2.amazonaws.com/shotstack-assets/footage/cat.hd.mp4",
                            "trim": 5
                        },
                        "start": 0,
                        "length": 5
                    }
                ]
            }
        ]
    },
    "output": {
        "format": "mp4",
        "resolution": "sd"
    }
}