gemini.R (version 0.17.2)

nano_banana: Generate, edit, or transfer images using Gemini API

Description

Generate a new image, edit an existing image, or transfer styles/content between two images using the Gemini API (aka Nano Banana). This function supports image generation from text, image editing with a prompt and a base image, and image transfer between two images.

Usage

nano_banana(
  prompt,
  type = "generate",
  img_path = NULL,
  img_path2 = NULL,
  output_path
)

Value

The path to the saved image file, or NULL if an error occurred.

Arguments

prompt

Character. The prompt describing the image to generate or edit.

type

Character. The type of operation: "generate" (text-to-image), "edit" (image editing), "transfer" (image-to-image).

img_path

Character. Path to the input image PNG file.

img_path2

Character. Path to the second input image PNG file.

output_path

Character. The filename to save the result image.

Examples

if (FALSE) {
# Generate an image from text
prompt <- "Create a picture of a nano banana dish in a fancy restaurant with a Gemini theme"
nano_banana(prompt, output_path = "gemini-native-image.png")

# Edit an image with a prompt (continued from generate)
prompt <- paste(
  "Create a picture of my cat eating a nano-banana",
  "in a restaurant under the Gemini constellation"
)
nano_banana(
  prompt,
  type = "edit",
  img_path = "gemini-native-image.png",
  output_path = "edited_image.png"
)

# Transfer style/content between two images
prompt <- paste(
  "Take the blue floral dress from the first image",
  "and let the woman from the second image wear it."
)
nano_banana(
  prompt,
  type = "transfer",
  img_path = "dress.png",
  img_path2 = "model.png",
  output_path = "transferred_image.png"
)
}