【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 episode from AI's in Wonderland, Alice dives into the nuanced world of hand corrections for AI-generated artwork. Focusing on animations, she shares her personal journey of trials and errors using Photoshop to perfect hand shapes, particularly the peace sign. She discusses the challenges with depth libraries and the unique solutions she employs, including inpainting and the use of hand depth maps, despite potential software limitations. Alice's tutorial spans from initial adjustments to detailed Photoshop techniques, aiming to demystify the process and empower artists to master hand corrections in their AI art creations.

Takeaways

  • 📝 Alice from AI's in Wonderland shares her methods for correcting hand illustrations in AI art, emphasizing the use of Photoshop for live-action and animation images.
  • 📸 She introduces hand correction techniques across several episodes, highlighting the process as a result of trial and error.
  • 💻 Emphasizes the importance of using software like Photoshop, despite its subscription cost, for detailed and challenging corrections such as hands.
  • 👥 Mentions the challenges with the Depth Map Library & Poser extension, advising against its use due to compatibility issues and lack of updates.
  • 🛠 Offers a workaround by suggesting the use of hand depth maps alone for those who have installed the problematic extension.
  • 📱 Details the use of inpainting and control nets for simple hand adjustments, highlighting the utility of techniques like negative embedding.
  • 👌 Discusses using ADetailer for more detailed hand corrections, adjusting settings for a more natural look.
  • 📌 Showcases a method to borrow parts of an image for corrections, specifically using the Magnetic Lasso Tool in Photoshop for precise selection and adjustment.
  • 📚 Credits Daltwa TV for providing downloadable hand depth maps and emphasizes the benefit of learning from other content creators.
  • 📷 Concludes with a successful hand correction example using combined methods of inpainting, ADetailer adjustments, and Photoshop editing.

Q & A

  • What is the main focus of Alice's video from 'AI's in Wonderland'?

    -The main focus of Alice's video is on hand corrections in AI-generated art, specifically discussing techniques and tools used for improving the appearance of hands in images, particularly using Photoshop.

  • Why does Alice prefer correcting hands in animated images over live-action?

    -Alice finds correcting hands in animated images easier because fill-ins around the hand can be done without making the image look strange, unlike in live-action images where more precision and care are required.

  • What software does Alice heavily use for hand corrections?

    -Alice heavily uses Photoshop for hand corrections, as she believes it is the best method based on her experience.

  • What concerns does Alice express about the Depth Map Library & Poser extension?

    -Alice expresses concerns that the Depth Map Library & Poser extension may not work well with new Web UIs, noting that it is in an archived state and no longer updated, which could potentially affect other functions.

  • How does Alice propose to handle the issue with the Depth Map Library & Poser extension?

    -Alice suggests that if one must use the depth map library, they should tweak the settings to make it usable, or consider just using the hand depth maps alone from the library, instead of relying on the full extension.

  • What technique does Alice use in Photoshop for hand corrections?

    -Alice uses techniques like inpainting and control nets in Photoshop for hand corrections, along with borrowing parts from other images (like a thumb from another hand) to make corrections.

  • What is the ADetailer tool mentioned by Alice, and how does she use it?

    -The ADetailer tool is used for detailed image adjustments. Alice uses it with a specific model, 'hand yolo V8N', to refine the appearance of hands in her images, using positive prompts related to the desired hand pose.

  • Why does Alice make adjustments to ADetailer's settings?

    -Alice adjusts ADetailer's settings, like reducing the denoising strength, to lessen its impact and achieve a more natural and softer appearance for the hand's lines and nail color.

  • How does Alice integrate elements from other images into her corrections?

    -Alice integrates elements from other images, like borrowing a thumb from another hand, using Photoshop's selection and transformation tools to seamlessly blend these elements into the image she is correcting.

  • What future content does Alice hint at towards the end of the video?

    -Alice hints at introducing methods to achieve hand corrections using only the stable diffusion web UI without Photoshop in her future videos.

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 for artists. She explains her approach to correcting hands in both live-action and animation, emphasizing the use of Photoshop. Alice shares her experience and the trial-and-error process that led to her current method. She also discusses the limitations of using Style Diffusion without paint software and the challenges of creating realistic hands. The video begins with level 1 hand corrections using an animated image, highlighting the ease of making fill-ins in animation compared to live-action. Alice mentions the Depth Map Library & Poser extension, which is no longer updated and may not be the best choice for new projects. Instead, she suggests using only the hand depth maps and explores alternative methods for hand correction.

05:01

🖌️ Utilizing Daltwa TV's Hand Depth Maps and Inpainting Techniques

Alice discusses the availability of hand depth maps created by Daltwa TV, which are freely downloadable and can be used to improve hand corrections. She apologizes for using a screenshot without permission and encourages viewers to follow Daltwa TV. The focus returns to hand correction, with Alice explaining the use of inpainting and control nets for level 1 hand adjustments. She guides the audience through the process of using Canvas Zoom for fullscreen painting and selecting the 'Inpaint' control type. Alice also introduces the use of negative embedding, specifically BadHand5, to improve the hand's appearance. The video demonstrates the inpainting process and the resulting image, noting some minor issues that could be further refined using Photoshop.

10:06

🔍 Advanced Photoshop Techniques for Fine-Tuning Hand Details

Alice delves into advanced Photoshop techniques for fine-tuning hand details, starting with a new Photoshop project and importing the previous image. She discusses the challenge of adding a thumb from scratch and instead uses a trick to borrow the thumb from the other hand. Alice explains her selection process using the Magnetic Lasso Tool and the Select and Mask tool for precise adjustments. She emphasizes the importance of practicing hand correction in Photoshop and shares her learning journey, including her inspiration from MappyPhoto's YouTube videos. The video showcases the process of transplanting the selected thumb, flipping, and adjusting it to fit the right hand. Alice also covers the use of layer masks for blending and making adjustments with painting tools, highlighting the importance of layer management for easy modifications.

15:08

🖌️ Final Touches and Alternative Methods for Hand Modification

Alice continues to discuss hand modification, focusing on minor adjustments and the use of brushes for painting over the image. She emphasizes the flexibility of using layers for easy modifications and the importance of blending in the corrections naturally. Alice notes the differences between working with anime-style and realistic images, mentioning the use of tools like the Spot Healing Brush or the Clone Stamp for realistic hand corrections. She shares her personal goal of seamlessly modifying AI-generated images and encourages viewers to experiment with different hand correction methods. Alice also mentions her use of depth maps from DawatreTV for the LoRA corner and introduces the concept of using LoRA for hand depiction, despite the potential challenges in content moderation.

20:09

🤖 LoRA Corner: Exploring Hand Corrections with AI and Photoshop

In the LoRA corner, Alice discusses the use of LoRA for hand depiction, specifically for creating images of holding panties, which is a daring theme by YouTube standards. She acknowledges the potential risks but is motivated by the desire to feature content related to hand depiction. Alice explains the process of generating images with LoRA, the use of tags, and the training data behind the AI model. She shares the generated images, noting the influence of manga or illustration images in the results. Alice selects an image with moderate hand damage for further correction using a hand tremor map provided by Daltwa TV. She demonstrates the inpainting process using Photoshop and Control Net, resulting in a well-corrected hand. Alice concludes the video by encouraging viewers to try LoRA and promises to introduce methods for hand correction using only stable diffusion web UI in future videos.

Mindmap

Keywords

💡Hand Corrections

Hand corrections refer to the process of editing and fixing the appearance of hands in digital images, particularly those generated by AI or used in animation. In the video, the speaker, Alice, emphasizes the challenge of achieving realistic or correctly posed hands in AI-generated artwork. This concept is central to the video's theme as Alice shares her techniques for correcting hands using different software tools, underscoring the importance of attention to detail in creating believable hand gestures and shapes.

💡Photoshop

Photoshop is mentioned as the primary tool for editing images in the video. It is a popular digital editing software used by professionals and hobbyists alike for a wide range of image creation and editing tasks. The speaker highlights its utility in hand corrections, demonstrating its essential role in refining the details of hands in AI-generated images. The emphasis on Photoshop indicates its robust features that are particularly suited for detailed and precise editing work like hand corrections.

💡Depth Map Library & Poser

The Depth Map Library & Poser extension is discussed in the context of its incompatibility with newer versions of the software interface the speaker is using. This library is intended to add depth to 2D images, potentially aiding in more accurate hand positioning. However, its archived state and lack of updates lead the speaker to advise against its use, emphasizing the importance of current and supported tools in digital art creation.

💡Inpainting

Inpainting is a technique used to reconstruct missing parts of images. In the video, Alice uses inpainting to correct and fill in the details of hands in AI-generated images. This method allows for the seamless blending of edited areas with the rest of the image, demonstrating its value in the hand correction process for both animated and realistic images.

💡Control Nets

Control Nets are part of the inpainting process described in the video. They allow the artist to define specific areas for inpainting, enabling precise corrections. Alice's use of control nets to inpaint and correct hands illustrates the technique's effectiveness in enhancing the accuracy and aesthetics of hand gestures in digital images.

💡ADetailer

ADetailer is mentioned as a tool or model used for adding fine details to images, specifically hands in this context. By adjusting ADetailer's settings, such as denoising strength, the speaker aims to achieve a more natural appearance for the corrected hands, indicating the importance of subtlety and precision in digital art enhancements.

💡LoRA

LoRA stands for Localized Relevance Attribution, a concept used in the video to generate images with specific themes, such as 'Holding Panties'. The speaker discusses using LoRA to create images that fit the hand depiction theme, showcasing its application in generating content that requires nuanced and contextually appropriate imagery.

💡Negative Embedding

Negative embedding is a technique used to de-emphasize certain features in AI-generated images. In the video, Alice employs negative embedding to improve the state of the hand by using a specific embedding called 'BadHand5'. This illustrates the use of negative embedding as a fine-tuning tool in the digital art process, especially in correcting and refining specific elements like hands.

💡Magnetic Lasso Tool

The Magnetic Lasso Tool is highlighted as a useful Photoshop feature for selecting and editing specific parts of an image. Alice uses it to select parts of the hand for corrections, showcasing its utility in making precise selections with minimal effort, which is essential for detailed editing tasks such as hand corrections.

💡Layer Mask

Layer masks in Photoshop are used to hide or reveal portions of an image without permanently deleting any part. In the context of hand corrections, Alice uses layer masks to make non-destructive edits, allowing for adjustments and refinements. This technique underscores the importance of flexibility and precision in digital editing, enabling artists to experiment and iterate on their work.

Highlights

Alice from AI's in Wonderland discusses the challenges and techniques for hand corrections in AI-generated art.

Explains different approaches for correcting hands in live-action vs. animation, highlighting the complexity of the task.

Introduces a method for hand correction using Photoshop, emphasizing its effectiveness despite the subscription cost.

Addresses the limitations of using Style Diffusion without paint software for hand corrections.

Discusses the challenges of working on realistic hands and the unique capabilities of Photoshop for such tasks.

Shares the process of correcting a peace sign in an animated image, illustrating the step-by-step improvements.

Warns against using the Depth Map Library & Poser extension due to compatibility issues with new Web UI.

Recommends obtaining hand depth maps from external sources as a workaround for the depth library's limitations.

Highlights the use of inpainting and control nets for initial hand corrections in AI art.

Describes using the ADetailer tool with a specific model for refining hand details in images.

Emphasizes the importance of manual adjustments in Photoshop for final touches, showcasing a practical blend of AI and traditional editing techniques.

Shares insights into creating and adjusting depth maps for hand correction, pointing out the value of external resources like Daltwa TV's hand depth maps.

Presents a case study of correcting a hand in an image that involved inpainting, ADetailer adjustments, and Photoshop editing.

Addresses potential concerns with the LoRA system and its application in sensitive contexts.

Concludes with a commitment to explore methods that utilize only stable diffusion web UI for hand corrections, aiming for broader accessibility and efficiency.