| プロンプト | string | Video description. Use @image1…@image9 to reference images and @audio1…@audio3 for audio. To use a character sheet, reference it with @character:<request_id> (from a completed Seedance 2 Character generation). To use a trained Omni Reference character, reference it with @omni-character:<character_id> where character_id is the value returned by Omni Reference Train Character (e.g. char_1775422630065_4vbana). Both methods can be combined in the same prompt. Multiple characters are supported. Example: '@omni-character:char_1775422630065_4vbana walking through a neon-lit city at night'. | @image1 is the main character. The person walks along a city street at sunset, cinematic lighting. |
| 画像 URLs | array | 処理の開始点となる入力元画像のURLまたはBase64データ。 | https://d3adwkbyhxyrtq.cloudfront.net/ai-images/186/712345784292/4a8c5c70-abcc-4920-873e-b0e219986453.jpg |
| 音声 Reference URLs | array | Up to 3 reference audio files (MP3/WAV, total max 15s). Each Nth audio corresponds to @audioN in the prompt. | undefined |
| アスペクト比 | Enum(4個の選択肢) | 生成メディアのアスペクト比(例:16:9、9:16、1:1など)。 | 16:9 |
| 長さ(秒) | int | Video duration in seconds (4–15). | 5 |