| import os |
| import sys |
| import argparse |
| from pathlib import Path |
| sys.path.append(str(Path(__file__).resolve().parent.parent)) |
|
|
| import banana_pro_image |
|
|
| |
| DEFAULT_TEMPLATE_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'template', 'template5.png') |
|
|
| |
| DEFAULT_PROMPT = """生成[图1]中角色的Minecraft形象 |
| |
| - 人物模型必须与minecraft的玩家模型相同，且为包含内层/外层贴图的双图层模型，不能有额外元素。材质不能高于Minecraft所支持的分辨率。模型参考[图2] |
| |
| - 生成的minecraft角色的姿势与[图2]完全一致(不是笔直站立），且必须包含正面图与背面图，并排放置。 |
| |
| - 使用容易区分前景的纯色背景。 |
| |
| - 在上述约束下，尽可能完美、准确的还原[图1]中的角色，包括外貌特征、全身所有服装、各种饰品等（不包括手持物品）""" |
|
|
| def real2render(image_path, template_path=None, output_path=None, prompt=None, aspect_ratio="1:1", image_size="1K"): |
| """ |
| High-level API to generate a Minecraft 3D character render from a real character photo using Nano Banana Pro. |
| |
| :param image_path: Path to the real character input image (Graph 1). |
| :param template_path: Path to the template reference image (Graph 2, defaults to inverse_uv/template.png). |
| :param output_path: Output PNG path. |
| :param prompt: Custom prompt text (defaults to standard Minecraft real-to-render prompt). |
| :param aspect_ratio: Image aspect ratio (default: "1:1"). |
| :param image_size: Image resolution (default: "1K"). |
| :return: Path to generated image file. |
| """ |
| if not os.path.exists(image_path): |
| raise FileNotFoundError(f"Real character image '{image_path}' does not exist.") |
| |
| template_file = template_path or DEFAULT_TEMPLATE_PATH |
| if not os.path.exists(template_file): |
| raise FileNotFoundError(f"Template image '{template_file}' does not exist.") |
| |
| prompt_text = prompt or DEFAULT_PROMPT |
| |
| print(f"[*] Real Image (Graph 1): {image_path}") |
| print(f"[*] Template Image (Graph 2): {template_file}") |
| print(f"[*] Image Size: {image_size}, Aspect Ratio: {aspect_ratio}") |
| print(f"[*] Prompt:\n{prompt_text}\n") |
| |
| output_file = banana_pro_image.generate_img2img( |
| local_image_paths=[image_path, template_file], |
| prompt=prompt_text, |
| output_path=output_path, |
| aspect_ratio=aspect_ratio, |
| image_size=image_size |
| ) |
| return output_file |
|
|
| def main(): |
| parser = argparse.ArgumentParser(description="Convert real character photo to Minecraft render using Nano Banana Pro.") |
| parser.add_argument("image", help="Path to local real character photo (Graph 1).") |
| parser.add_argument("-t", "--template", default=DEFAULT_TEMPLATE_PATH, help="Path to reference template image (Graph 2).") |
| parser.add_argument("-o", "--output", help="Output path for the generated image.") |
| parser.add_argument("-p", "--prompt", default=DEFAULT_PROMPT, help="Prompt for image generation.") |
| parser.add_argument("-a", "--aspect-ratio", default="1:1", |
| choices=["1:1", "2:3", "3:2", "3:4", "4:3", "4:5", "5:4", "9:16", "16:9", "21:9"], |
| help="Aspect ratio (default: 1:1).") |
| parser.add_argument("-s", "--image-size", default="1K", choices=["1K", "2K", "4K"], help="Resolution size (default: 1K).") |
| args = parser.parse_args() |
|
|
| try: |
| output_file = real2render( |
| image_path=args.image, |
| template_path=args.template, |
| output_path=args.output, |
| prompt=args.prompt, |
| aspect_ratio=args.aspect_ratio, |
| image_size=args.image_size |
| ) |
| print(f"[+] Task completed successfully. Output saved to: {output_file}") |
| except Exception as e: |
| print(f"[!] Execution failed: {e}") |
| sys.exit(1) |
|
|
| if __name__ == '__main__': |
| main() |
|
|
