【沼すぎる~】AI画像の手の修正の方法(レベル1)【stable diffusion】

AI is in wonderland
25 Aug 202322:46

TLDRIn this video, Alice from AI's in Wonderland discusses techniques for correcting hands in AI-generated images using Stable Diffusion. She emphasizes the use of Photoshop for detailed hand corrections and explores alternative methods like inpainting and ADetailer for refining hand details. Alice also addresses the challenges with the Depth Map Library & Poser extension and suggests using hand depth maps from Daltwa TV as a solution. The video concludes with a demonstration of Alice's hand correction process, resulting in a more natural-looking hand pose.

Takeaways

  • 🎨 The video discusses techniques for correcting hands in AI-generated images, emphasizing the use of Photoshop for best results.
  • 🖌️ Alice from AI's in Wonderland shares her experience and methods for hand corrections, noting that different techniques are used for live-action and animation.
  • 📸 Alice demonstrates the process of correcting the shape of a peace sign made by the right hand in an animated image, highlighting the ease of making fill-ins in animation compared to live-action.
  • 💰 The video mentions the cost of Photoshop, but suggests it's a worthwhile investment for AI artists looking to master hand corrections.
  • 🚫 The Depth Map Library & Poser extension is not recommended due to compatibility issues with the new Web UI and its archived state.
  • 🌐 Alternative sources for hand depth maps are suggested, such as those created by YouTuber Daltwa TV, which are freely downloadable.
  • 🖼️ The video outlines a step-by-step process for hand correction, starting with level 1 adjustments using inpainting and control nets.
  • 👁️ ADetailer, a model within the ADetailer tab, is recommended for hand-specific corrections, with adjustments to 'Denoising strength' for more natural results.
  • 🔄 The process includes using the Magnetic Lasso Tool for selections, and the Select and Mask tool for refining the selection area in Photoshop.
  • 🎨 Alice shares personal experiences and learnings from other YouTubers, encouraging viewers to practice and learn hand correction techniques in Photoshop.
  • 🔍 The video concludes with a before-and-after comparison of the hand correction, and a teaser for future videos that will introduce methods for hand correction using only the stable diffusion web UI.

Q & A

  • What is the main topic of the video?

    -The main topic of the video is hand corrections in AI-generated images, specifically using the stable diffusion method.

  • Which software does Alice recommend for hand corrections?

    -Alice recommends using Photoshop for hand corrections, as it offers the best method based on her experience.

  • What is the issue with the Depth Map Library & Poser extension?

    -The Depth Map Library & Poser extension is no longer being updated and has been reported to not work well with the new Web UI, making it not recommended to use.

  • How can one obtain hand depth maps without using the Depth Map Library?

    -Hand depth maps can be obtained from sources like Daltwa TV's video, where they are made freely downloadable.

  • What is the level 1 hand adjustment technique demonstrated in the video?

    -The level 1 hand adjustment technique demonstrated involves using inpainting with control nets and negative embedding for improving hand shapes.

  • What is ADetailer and how is it used in the video?

    -ADetailer is a tool used for detailed adjustments in AI-generated images. In the video, it is used with the 'hand yolo V8N' model to focus on hand corrections.

  • How does Alice address issues with the generated hand in the final image?

    -Alice addresses issues with the generated hand by making fine adjustments in Photoshop, such as transplanting parts from the other hand and blending them using layer masks.

  • What is the purpose of the LoRA corner in the video?

    -The LoRA corner demonstrates an experimental approach to generating images with specific hand gestures, such as holding panties, using a specialized model trained for this purpose.

  • What is the future direction mentioned by Alice regarding hand corrections?

    -Alice mentions that she will introduce methods for hand correction using only the stable diffusion web UI without the need for Photoshop in future videos.

  • How does Alice feel about the overall process of hand correction in AI-generated images?

    -Alice finds the process of hand correction in AI-generated images to be quite fun and rewarding, and she enjoys seamlessly modifying images generated by AI.

Outlines

00:00

🎨 Introduction to Hand Corrections in AI Art

Alice from AI's in Wonderland introduces the topic of hand corrections in AI art, a common challenge among AI artists. She discusses her approach to hand corrections, which varies between live-action and animation and depends on the background overlap and hand shape. Alice emphasizes the use of Photoshop for hand corrections and shares her experience with the Depth Map Library & Poser extension, which is not recommended due to compatibility issues with the new Web UI. She also mentions the importance of using paint software for realistic hand corrections and provides a brief overview of the process she will demonstrate, including using the Mainamix checkpoint and transitioning from the initial to the final corrected hand image.

05:01

🖌️ Utilizing Inpainting and Control Nets for Basic Hand Adjustments

Alice moves on to the main topic of fixing hands at a basic level using inpainting and control nets. She references a YouTuber, Daltwa TV, who has created hand depth maps and encourages viewers to watch his video for free resources. Alice then describes her plan to use inpainting techniques and control nets for hand corrections, detailing the process of selecting and outlining the hand area, choosing the 'Inpaint' control type, and using negative embedding for improvement. She demonstrates the use of BadHand5 for better hand shapes and generates an image, discussing the results and the need for further refinement using ADetailer and Photoshop.

10:06

🔍 Advanced Photoshop Techniques for Fine-Tuning Hand Details

In this section, Alice delves into advanced Photoshop techniques for fine-tuning hand details. She shares her approach to borrowing a thumb from the other hand to add to the image, using the Magnetic Lasso Tool for selection and the Select and Mask tool for adjustments. Alice discusses the importance of judgment in deciding whether imperfections can be fixed in Photoshop and encourages practice for mastering hand corrections. She demonstrates the process of transplanting the selected thumb, flipping and adjusting it for the right hand, and blending it into the image using layer masks and fine-tuning. Alice also touches on the differences between working with anime-style and realistic images in Photoshop.

15:08

🖌️ Additional Methods and the LoRA Corner: 'Holding Panties'

Alice talks about additional hand modification methods and introduces the LoRA corner, where she attempts a daring theme of 'Holding Panties' to showcase hand depiction. She explains the use of depth maps from DawatreTV and demonstrates the process using a multi-control net with inpainting and depth map units. Alice generates an image with the LoRA model and discusses the results, noting the potential need for more hand depth maps. She then proceeds to make minor adjustments in Photoshop, highlighting the well-corrected hand and encouraging viewers to try the LoRA model themselves. Alice concludes by mentioning her intention to introduce hand correction methods using only the stable diffusion web UI in future videos.

20:09

🙏 Conclusion and Future Video Tease

Alice concludes the video by summarizing the focus on correcting hands and the various techniques and tools discussed. She expresses her gratitude to viewers for watching and encourages them to subscribe and like the video if they found it useful. Alice teases future videos that will cover hand corrections using only the stable diffusion web UI, promising to share more methods and tips for improving hand depictions in AI art. She bids farewell to the viewers, looking forward to the next video and thanking them for their company.

Mindmap

Keywords

💡Hand Corrections

Hand Corrections refers to the process of modifying and improving the depiction of hands in AI-generated images. In the context of the video, it is a crucial step for AI artists to achieve more realistic and accurate representations of hands, especially when the hands have unusual poses or overlap with the background. The video provides various techniques and tools, such as Photoshop and inpainting, to correct the shape and position of hands in AI-generated art.

💡Photoshop

Photoshop is a widely-used image editing software that plays a significant role in the video. It is utilized for hand corrections in AI-generated images, allowing artists to make precise adjustments to the hand's shape, position, and details. The video mentions the use of specific Photoshop tools like the Magnetic Lasso Tool and layer masks to seamlessly integrate or modify hand elements in the artwork.

💡Inpainting

Inpainting is a technique used in image editing to fill in or repair parts of an image by using the surrounding pixels and patterns. In the video, inpainting is employed to correct the hands in AI-generated images, particularly when the hand's shape or position is not accurate or when it overlaps with other elements in the scene. The process involves painting over the area that needs correction, and the software uses the surrounding image data to generate a plausible replacement.

💡Control Nets

Control Nets are a feature in AI image generation tools that allow users to guide the generation process by providing specific instructions or outlines for certain areas of the image. In the video, control nets are used to focus the AI's attention on the hands, ensuring that the corrections made are applied only to that area, thus improving the accuracy and quality of the final image.

💡Negative Embedding

Negative embedding is a concept used in AI image generation to guide the model away from producing certain unwanted features or elements. In the context of the video, it is used to avoid generating unrealistic or incorrect hand shapes by instructing the AI to avoid specific hand-related errors. This technique helps in refining the final output and achieving a more natural and accurate depiction of hands.

💡ADetailer

ADetailer is a specific model within AI image generation tools designed to add or refine details in an image. In the video, ADetailer is used to focus on the hands, enhancing the details and making them more realistic. It is used with positive prompts related to hands to ensure that the AI focuses on improving the hand's appearance, while negative prompts help to avoid unwanted features.

💡Depth Map Library & Poser Extension

The Depth Map Library & Poser Extension is a tool mentioned in the video that was previously used to assist with hand corrections in AI-generated images. However, it is noted that this extension may not be compatible with newer versions of the AI software and is no longer being updated. The video advises against using this extension due to potential issues with image generation and recommends alternative methods for hand corrections.

💡Daltwa TV

Daltwa TV is a YouTuber who has created hand depth maps, which are useful resources for hand corrections in AI-generated images. In the video, the presenter recommends using these hand depth maps for inpainting and corrections, as they can be freely downloaded and provide a good starting point for refining the hand's appearance in the artwork.

💡Stable Diffusion Web UI

Stable Diffusion Web UI is the user interface for the AI image generation model, Stable Diffusion. It is mentioned in the video as a platform where users can generate and modify images, including hand corrections. The video discusses the potential issues with using certain extensions in this interface and suggests that it may be better to rely on other methods, such as Photoshop, for more accurate hand corrections.

💡Magnetic Lasso Tool

The Magnetic Lasso Tool is a feature in Photoshop that is used for making selections based on contrasting edges in an image. In the video, this tool is employed to select parts of the image, such as the thumb, which can then be copied and adjusted to correct the hand's appearance. The Magnetic Lasso Tool simplifies the process of selecting and移植ing elements, making hand corrections more efficient.

💡Layer Masks

Layer Masks in Photoshop are a non-destructive way to hide or reveal parts of a layer without permanently altering the image. In the video, layer masks are used to blend the transplanted hand elements, such as the thumb, into the rest of the image. By painting with black on the layer mask, parts of the layer can be hidden, allowing for precise control over the final appearance of the corrected hands.

Highlights

Today's topic is hand corrections in AI-generated images, a common struggle for AI artists.

Different techniques are used for live-action and animation, depending on the background overlap and hand shape.

Photoshop is the preferred tool for hand corrections, despite its monthly subscription cost.

The Depth Map Library & Poser extension is not recommended for use with the new Web UI due to compatibility issues.

Daltwa TV has created and shared hand depth maps, which can be used for corrections without the depth library.

Level 1 hand correction involves simple adjustments using inpainting and control nets.

Negative embedding, such as BadHand5, can be used to subtly improve hand shape.

ADetailer with the 'hand yolo V8N' model can be used for further hand detail enhancements.

Adjusting the 'Denoising strength' in ADetailer can lead to more natural-looking hand details.

Photoshop can be used to fix minor issues like thumb positioning and finger length.

The Magnetic Lasso Tool is useful for selecting and copying parts of the image for hand corrections.

Layer masks in Photoshop allow for non-destructive editing and easy adjustments.

Hand corrections can be approached as a specialized form of drawing within Photoshop.

Realistic hand modifications require different tools like the Spot Healing Brush or the Clone Stamp.

The video introduces a method for hand correction using only stable diffusion web UI, without Photoshop.

LoRA corner explores the theme of 'Holding Panties' and the challenges of hand depiction.

The video concludes with a demonstration of successful hand correction using a combination of techniques.