Seedance 2 Motion Control: AI 비디오 편집기

Recast an existing performance video with new performers while preserving the original motion, choreography, camera work, and location. Try free — pay per generation, no subscription.

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개요

이 모델 정보

Seedance 2 Motion Control recasts an existing performance video with new performers while automatically preserving the source clip's motion, choreography, blocking, and camera work, and while keeping the original location intact. Upload a reference video plus character reference image(s) of the new performer(s) and an optional short instruction — the model extracts the motion/camera geometry and a clean background plate from your reference video, builds a multi-angle identity sheet from each character photo, and hands everything to Seedance 2 Omni Reference to render the recast.

1Dance/choreography recast: Swap the performer(s) in a dance or movement clip with a different character while keeping the exact choreography and camera work.
2Brand/UGC recreation: Recreate an existing ad or social clip's blocking and camera moves with your own talent or product.
3Location-preserving swaps: Replace the people in a video while keeping the real filming location, lighting, and architecture intact.
4Multi-character recasts: Replace two or more performers at once, each mapped to its own character reference photo.
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가격 및 가치

비용 분석

muapiapp~$2.46 for a 5s recast (5s reference video, 1 character photo, high quality)

Single billed request covers the full pipeline: depth extraction, environment clean-plate generation, character-sheet generation, and the final recast render.

Fal.ai제공되지 않음

No equivalent single-request motion-recast pipeline is offered — achieving the same result would require manually chaining several separate models.

Replicate제공되지 않음

No equivalent single-request motion-recast pipeline is offered on Replicate.

** 경쟁업체 가격은 유사한 모델 아키텍처 및 사용 계층을 기준으로 추정됩니다.

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기술적인 세부사항

구성 스키마

프롬프트string

Optional short creative brief describing the recast, e.g. 'swap the two dancers with the people in the reference images'. If omitted, roles are inferred automatically from the reference video and images.

기본값Swap the two dancers with the people in the reference images, keep the same room.
targetstring

Reference video whose motion, choreography, blocking, and camera work will be preserved. The original performers and location are automatically replaced.

기본값https://d3adwkbyhxyrtq.cloudfront.net/webassets/videomodels/seedance-v2.0-omni-reference.mp4
Character targetsarray

Character reference images — the new performers who will be recast into the video, in the order they should appear.

기본값https://cdn.muapi.ai/assets/image_download_21.avif
종횡비열거형(6 옵션)

출력 비디오 종횡비.

기본값16:9
품질열거형(2 옵션)

Generation quality. 'high' uses the standard model, 'basic' uses the faster model.

기본값high
기간(초)int

Video duration in seconds (4-15).

기본값5
오디오 생성boolean

Generate audio (music/SFX) for the recast video. Off by default — a motion-control recast usually shouldn't have fabricated audio layered over the preserved performance.

기본값false
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구현 가이드

개발자 문서

  1. Upload the reference video (video_url) whose motion, choreography, blocking, and camera work should be preserved.
  2. Upload one character reference photo per performer you want to recast (images_list, up to 9) — each gets its own multi-angle identity sheet generated automatically before the final render.
  3. Optionally add a short prompt describing the recast; if omitted, roles are inferred automatically from the video and images.
  4. Set aspect_ratio, quality (high or basic), and duration (4-15s).
  5. generate_audio is off by default — the recast has no synthesized music/SFX unless explicitly enabled.
  6. Poll or use webhook to retrieve the completed video.

일반적인 질문

자주 묻는 질문

What exactly gets preserved from the reference video?

Motion, choreography, blocking, timing, and camera work (angle, framing, movement) are preserved. The original performers' identity, wardrobe, and colors are replaced, while the real filming location, architecture, and lighting are kept intact.

Can I recast more than one performer?

Yes — provide one character reference photo per performer in `images_list` (up to 9). Each photo gets its own automatically generated multi-angle identity sheet, so multiple performers can be swapped in a single request.

Does the output include generated audio?

No, not by default. `generate_audio` defaults to false, since a motion-control recast is meant to preserve an existing performance rather than add fabricated music or sound effects. Set it to true to opt in.

Do I need to write a detailed prompt?

No — `prompt` is optional. If omitted, the character and environment roles are inferred automatically by analyzing the reference video and the character images you provide.

How is cost calculated?

Base generation cost is the same as Seedance 2 Omni Reference (rate x output duration, plus a discounted rate for the reference video's own duration), plus internal preprocessing: depth extraction ($0.04/sec of the source video), an environment clean-plate pass (2 frames, $0.06 each), and one character-sheet generation per reference photo ($0.09 each). Example: 5s output, 5s reference video, 1 character photo, 'high' quality ≈ $2.46 total.

What aspect ratios and resolutions are supported?

21:9, 16:9, 4:3, 1:1, 3:4, and 9:16 aspect ratios; output renders at 720p.