Firebase.AI.ImagenGenerationConfig

Configuration options for generating images with Imagen.

Summary

See Parameters for Imagen models to learn about parameters available for use with Imagen models, including how to configure them.

All Imagen models are deprecated and will shut down as early as June 2026. As a replacement, you can migrate your apps to use Gemini Image models (the "Nano Banana" models).

Deprecated. All Imagen models are deprecated and will shut down as early as June 2026. As a replacement, you can migrate your apps to use Gemini Image models (the "Nano Banana" models).

Constructors and Destructors
ImagenGenerationConfig(string negativePrompt, int? numberOfImages, ImagenAspectRatio? aspectRatio, ImagenImageFormat? imageFormat, bool? addWatermark)
Initializes configuration options for generating images with Imagen.

Public functions

ImagenGenerationConfig

 Firebase::AI::ImagenGenerationConfig::ImagenGenerationConfig(
  string negativePrompt,
  int? numberOfImages,
  ImagenAspectRatio? aspectRatio,
  ImagenImageFormat? imageFormat,
  bool? addWatermark
)

Initializes configuration options for generating images with Imagen.

Details
Parameters
negativePrompt
Specifies elements to exclude from the generated image; disabled if not specified.
numberOfImages
The number of image samples to generate; defaults to 1 if not specified.
aspectRatio
The aspect ratio of generated images; defaults to to square, 1:1.
imageFormat
The image format of generated images; defaults to PNG.
addWatermark
Whether to add an invisible watermark to generated images; the default value depends on the model.