# HappyHorse Image to Video

This node generates a short video from a single starting image using the HappyHorse model. You provide a first frame image and a text prompt describing the desired motion and scene, and the node creates a video that continues from that image.

## Inputs

| Parameter | Description | Data Type | Required | Range |
|-----------|-------------|-----------|----------|-------|
| `model` | The HappyHorse model to use for video generation. | COMBO | Yes | `"happyhorse-1.0-i2v"` |
| `model.prompt` | Prompt describing the elements and visual features. Supports English and Chinese. (default: "") | STRING | No | N/A |
| `model.resolution` | The output video resolution. (default: "720P") | COMBO | Yes | `"720P"`<br>`"1080P"` |
| `model.duration` | The duration of the generated video in seconds. (default: 5) | INT | Yes | 3 to 15 |
| `first_frame` | First frame image. The output aspect ratio is derived from this image. | IMAGE | Yes | N/A |
| `seed` | Seed to use for generation. (default: 0) | INT | No | 0 to 2147483647 |
| `watermark` | Whether to add an AI-generated watermark to the result. (default: False) | BOOLEAN | No | True / False |

## Outputs

| Output Name | Description | Data Type |
|-------------|-------------|-----------|
| `video` | The generated video file. | VIDEO |

> This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! [Edit on GitHub](https://github.com/Comfy-Org/embedded-docs/blob/main/comfyui_embedded_docs/docs/HappyHorseImageToVideoApi/en.md)

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