Transition Video Endpoint

Generate a transition video between two images. Creates a container scene with the generated video.

Supports multiple models:

• Seedance (default)
• Seedance 1.5 Pro
• Veo 3.1 Fast
• Kling O1 First Frame Last Frame

Args: request: JSON body containing: - project_id (str, required): Project ID to add the video to - prompt (str, required): Prompt guiding the transition - first_image_url (str, required): URL of the first frame image - last_image_url (str, required): URL of the last frame image - aspect_ratio (str, optional): Aspect ratio. Default: "auto" - resolution (str, optional): Video resolution. Default: "1080p" - duration (str, optional): Duration in seconds. Default: "5" - seed (int, optional): Seed for reproducibility (Seedance only) - camera_fixed (bool, optional): Fix camera position. Default: False (Seedance only) - add_audio (bool, optional): Whether to add audio. Default: False - model (str, optional): Model to use. Default: "seedance" - max_retries (int, optional): Max retry attempts. Default: 3 - initial_delay (float, optional): Initial backoff delay. Default: 1.0

Returns: Success response with scene and video data