如何用 AI 生成圖片:工具選擇與提示詞技巧

想用 AI 畫圖?這篇教你怎麼選工具、怎麼寫提示詞,新手也能生出好看的圖。

Choosing the Right Tool

Before starting to use AI-generated images, it's crucial to select the right tool. Different tools have different features and strengths, and choosing the most suitable one based on your needs and creative goals can significantly improve your productivity and the quality of your work. For example, if you're pursuing aesthetic and artistic value, certain tools might be more suitable for your needs; if you want to integrate them into conversational AI, other tools might be more user-friendly; if you need accurate text in your images, you'll need to choose a tool that supports text generation; if you require high controllability, commercial use, and advanced features, you'll need to choose a more powerful tool. Understanding the characteristics and limitations of each tool can help you make a better choice.

Prompt Formula

One of the keys to using AI-generated images is writing effective prompts. A good prompt can help the AI better understand your needs, resulting in generated images that meet your expectations. The basic prompt formula includes five parts: subject, style, details, composition, and image quality. For example, you can write a prompt like this: "A space cat, cyberpunk style, neon lights, close-up, ultra-high detail." This formula provides a basic framework to help you organize your ideas and needs, resulting in more precise and beautiful images.

Practical Tips

During the process of using AI-generated images, there are some practical tips that can help you improve your creative efficiency and quality. First, it's essential to generate multiple images and then select the best one, as AI-generated images have randomness, and generating multiple images can increase the chances of finding the ideal image. Second, using "negative prompts" can help you exclude unwanted elements, resulting in generated images that better meet your needs. Finally, if you're not satisfied with the generated image, fine-tuning the style and detail prompts can help you further refine the image. These tips can help you better control the AI image generation process, resulting in better creative outcomes.

Commercial Use

Lastly, it's essential to note that the commercial use rights of generated images depend on the terms of each tool. Some tools may allow commercial use, while others may not. Therefore, before using generated images for commercial purposes, be sure to confirm the tool's licensing terms to avoid copyright infringement and legal issues. At the same time, understanding the tool's usage restrictions and requirements can also help you use AI image generation tools more effectively, avoiding unnecessary trouble and risk. By understanding and complying with the tool's terms and requirements, you can safely and effectively use AI image generation tools, providing powerful support for your creative and commercial activities.

Frequently Asked Questions

如何用 AI 生成圖片?

選一個生圖工具,輸入描述(提示詞),生成後挑選微調即可。

AI 生圖工具有哪些?

Midjourney、DALL·E、Ideogram、Leonardo AI、Stable Diffusion 等。

生圖提示詞怎麼寫比較好?

包含主體、風格、光線、構圖與品質關鍵字,並多生幾版挑選。

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