ViduExtendVideoNode - ComfyUI Built-in Node Documentation

The ViduExtendVideoNode generates additional frames to extend the length of an existing video. It uses a specified AI model to create a seamless continuation based on the source video and an optional text prompt.

Inputs

Parameter	Description	Data Type	Required	Range
`model`	Model to use for video extension. Selecting a model reveals its specific duration and resolution settings.	COMBO	Yes	`"viduq2-pro"` `"viduq2-turbo"`
`model.duration`	Duration of the extended video in seconds (default: 4). This setting appears after selecting a model.	INT	Yes	1 to 7
`model.resolution`	Resolution of the output video. This setting appears after selecting a model.	COMBO	Yes	`"720p"` `"1080p"`
`video`	The source video to extend.	VIDEO	Yes	-
`prompt`	An optional text prompt for the extended video (max 2000 characters, default: empty).	STRING	No	-
`seed`	A seed value for controlling the randomness of the generation (default: 1).	INT	No	0 to 2147483647
`end_frame`	An optional image to use as the target end frame for the extension. If provided, its aspect ratio must be between 1:4 and 4:1, and its dimensions must be at least 128x128 pixels.	IMAGE	No	-

Note: The source video must have a duration between 4 and 55 seconds.

Outputs

Output Name	Description	Data Type
`output`	The newly generated video file containing the extended footage.	VIDEO

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