Seedance·by ByteDanceImage to video
Seedance v1.5 Pro Image-to-Video Fast
Native audio-visual joint generation model by ByteDance. Supports unified multimodal generation with precise audio-visual sync, cinematic camera control, and enhanced narrative coherence.
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bytedance/seedance-v1.5-pro/image-to-video-fastParameters
| Parameter | Type | Default | Range or options |
|---|---|---|---|
duration durationThe duration of the generated media in seconds. | slider | 5 | 4 – 12 |
aspect ratio aspect_ratioThe aspect ratio of the generated media. | select | 21:9 | 21:9, 16:9, 4:3, 1:1, 3:4, 9:16 |
resolution resolutionVideo resolution. | select | 720p | 720p |
seed seedThe random seed to use for the generation. -1 means a random seed will be used. | number | -1 | — |
camera fixed camera_fixedWhether to fix the camera position. | select | false | true, false |
generate audio generate_audioWhether to generate audio. | select | true | true, false |
Inputs
Files this model takes in addition to the prompt.
| Input | Accepts | Max files | |
|---|---|---|---|
First Frame image | image | 1 | Required |
Last Frame last_image | image | 1 | Optional |
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