【やっと最新版！】Stable Diffusion XLをおうちで動かす

ダルトワ★TV
12 Sept 202318:15

TLDRThe transcript discusses the update to the latest version of the Stable Diffusion model, SDXL, and the concerns about potential loss of functionality or the inability to revert to the old version. The video explores using the new version alongside the old one, highlighting the improvements in image quality and training image size. It also delves into the compatibility issues between different versions of SD and SDXL, the process of installing the latest UI, and the importance of understanding the versions and models. The video provides a detailed walkthrough on how to install and use the new SDXL model, including downloading the necessary components and adjusting settings for optimal results. It also touches on the use of various models, including the Suzuki Mix model, and offers tips on how to manage VRAM and memory issues when running the model.

Takeaways

  • 📈 Consider updating to the latest version of the Stable Diffusion model for improved features and capabilities.
  • 🚫 Be aware that updating may cause some old functionalities to stop working or become incompatible.
  • 🌟 The new version of Stable Diffusion XL has significantly improved the quality of image generation.
  • 🔄 The transition from SD to SD Excel involves a change in the model and API versions, with compatibility being a key consideration.
  • 🖼️ Image quality is expected to increase with the new version, but there may be a trade-off with the vividness of the images.
  • 📚 Understanding the new two-step image generation process in SD Excel, involving a base model and a refiner model, is crucial for optimal use.
  • 🔢 The number of steps in the generation process is important, with the refiner model taking over after a certain point for more detailed refinement.
  • 🛠️ The new WEBUI v1.6 and the integration of the Open Pose Editor are notable additions for more control over the generated images.
  • 💡 Experiment with different models and seeds to see variations in the generated images and find the best combination.
  • 📊 Compare the speed and convergence of image generation between different models and settings to find the most efficient workflow.
  • 🔧 If you encounter VRAM issues, consider using startup options and extensions like Child VAE to mitigate the problem.

Q & A

  • What is the main concern regarding updating to the latest version of the software mentioned in the script?

    -The main concern is that after updating, some functionalities might become unavailable or the user might not be able to revert back to the old version, which can be anxiety-inducing.

  • What is the term used in the script to refer to the AI models and their versions?

    -The term used is 'ステーブルディフュージョン' (Stable Diffusion) and its versions are referred to as SD1, SD2.1, and SDエクセル (Excel) 1.0.

  • How does the script describe the compatibility between different versions of SD (Stable Diffusion) and SD Excel?

    -The script mentions that there is no compatibility between SD and SD Excel, and they are considered separate entities.

  • What is the significance of the 'ベースモデル' and 'リファイナーモデル' in the context of the script?

    -The 'ベースモデル' (base model) is responsible for the initial drawing from noise, while the 'リファイナーモデル' (refiner model) takes over to refine the image. In SD Excel, the image generation process has become a two-step standard involving both models.

  • What is the recommended approach to handle the increased image size and detail in the newer version of SD Excel?

    -The recommended approach is to increase the number of steps for the base model to ensure the image is properly formed before handing it over to the refiner model for further detailing.

  • How does the script address the issue of VRAM (Video RAM)不足 (insufficiency)?

    -The script suggests using startup options to mitigate VRAM issues, such as editing the Everyloop User Bot script to add specific commands, and enabling the Child VAE feature to help manage VRAM usage.

  • What is the role of 'ランダマイズ' (Randomize) in the script?

    -ランダマイズ (Randomize) is used to introduce variability in the image generation process, allowing for different outcomes based on the seed value and the chosen sampler.

  • What is the significance of the 'SwitchAt' value in the context of using the refiner model?

    -The 'SwitchAt' value determines at which step the process switches from the base model to the refiner model. For example, a 'SwitchAt' value of 0.5 means the switch occurs halfway through the total number of steps.

  • How does the script discuss the use of 'ControlNet' in the newer version of the software?

    -The script mentions that starting from version 1.6, ControlNet can be used to specify poses for the '棒人間' (stick figure) model, allowing for more control over the generated images.

  • What is the advice given in the script for users who want to downgrade or switch between different versions of the software?

    -The script advises users to keep older versions installed if needed, and to use the commit hash value to revert to a specific version if necessary. It also mentions the ability to clone and install older versions using a specific URL format.

  • What additional features or models are mentioned in the script as being exciting or useful for users?

    -The script mentions the '鈴木ミックス' (Suzuki Mix) model as an example of additional models that can be used with SD Excel. It also discusses the potential of using the 'ControlNet' for more detailed control over generated images.

Outlines

00:00

🚀 Exploring the Latest Stable Diffusion XL and SDXcel Updates

This paragraph discusses the considerations of updating to the latest version of Stable Diffusion XL and SDXcel. It highlights the concerns about losing functionality or the ability to revert to older versions. The speaker decides to use the latest version of SDXcel while keeping the older version intact. They mention the release of a new stable version in July and discuss the pronunciation of its name. The speaker also talks about the improvements in the new update, such as increased training image size and image quality, despite some initial skepticism.

05:00

🎨 Understanding the New Features and Models in SDXcel

The speaker delves into the specifics of the new SDXcel update, discussing the learning models and APIs, and the versioning system. They clarify that there is no compatibility between SD and SDXcel, and mention the UI versions that correspond to different SD models. The speaker also talks about the process of installing the latest SDXcel, including downloading necessary modules and models, and the importance of having a good understanding of the versions and their respective folders. They touch on the two-stage image generation process introduced in SDXcel and the need to download both the base and refiner models for optimal results.

10:05

🖌️ Comparing Image Quality and Generation Speed with Different Models and Settings

This paragraph focuses on the comparison of image quality and generation speed using different models and settings in SDXcel. The speaker discusses the optimal image sizes for training and the changes in these sizes with the new update. They also talk about the various prompts and seed values, and how they affect the final image. The speaker mentions the potential memory issues with certain models and suggests solutions such as using the tile-basedvae or splitting the generation process. They also discuss the importance of understanding the switch point between the base and refiner models and how it affects the final output.

15:05

🌟 Trying Out New Models and Exploring the Evolution of Stable Diffusion

The speaker experiments with new models available for SDXcel, including the鈴木ミックス model, and discusses the potential of these models. They mention the excitement of seeing the evolution of Stable Diffusion and the anticipation for more powerful, specialized models. The speaker also talks about the use of the Open Pose Editor in the new version of SDwebui and the ability to control various facial features and hand gestures. They mention the importance of keeping old versions for specific functionalities, such as the pose library, and provide a tip on how to clone and install specific versions using a URL with a version tag.

📈 Analyzing Performance and Offering Solutions for VRAM and Memory Issues

In this paragraph, the speaker analyzes the performance of different models and settings in terms of image generation speed and convergence. They compare the results of various models and settings, highlighting the trade-offs between speed and image quality. The speaker also offers solutions for VRAM and memory issues, such as editing the user.bat file to include specific startup options and enabling the Child VAE feature for memory management. They conclude by discussing the potential of the new features and models in SDXcel and encourage viewers to experiment with them.

Mindmap

Keywords

💡Stable Diffusion

Stable Diffusion is a type of deep learning model used for generating images from text prompts. In the context of the video, it is the core technology being discussed, with the speaker considering an update to the latest version of the software. The term is used to illustrate the ongoing development and improvement of AI image generation tools.

💡Version Update

Version update refers to the process of upgrading software to the newest version, which often includes new features, bug fixes, and performance improvements. In the video, the speaker is contemplating whether to update to the latest version of Stable Diffusion, highlighting the potential risks and benefits associated with such an update.

💡Compatibility

Compatibility in the context of software refers to the ability of different versions or different pieces of software to work together without issues. The speaker notes that there is no compatibility between SD and SD Excel, meaning that they are separate entities and updates to one do not affect the other.

💡UI (User Interface)

User Interface (UI) is the space where interactions between users and a computer system occur. In the video, the speaker discusses different versions of the UI and how they correspond to different versions of the Stable Diffusion software. The UI is crucial for user interaction and experience when using AI models like Stable Diffusion.

💡Image Quality

Image quality refers to the resolution, clarity, and overall visual appeal of an image. In the context of the video, the speaker discusses how the image quality might increase with the new version of Stable Diffusion due to larger training image sizes, which could result in more detailed and higher resolution outputs.

💡Lambda (Λ)

Lambda (Λ) is a parameter used in machine learning models, including Stable Diffusion, to control certain aspects of the model's behavior. In the video, the speaker discusses the potential issue of Lambda-related problems, possibly referring to the balance between the base model and the refiner model in the image generation process.

💡VRAM (Video RAM)

Video RAM (VRAM) is the memory used to store image data that the GPU (Graphics Processing Unit) can process. In the context of the video, the speaker discusses strategies to manage VRAM usage when running the latest version of Stable Diffusion, which can be resource-intensive.

💡Checkpoint

A checkpoint in machine learning is a saved state of the model during the training process. It allows the model to resume training from that point without starting from scratch. In the video, the speaker mentions using checkpoints in the context of Stable Diffusion, which could be related to saving the progress of image generation.

💡Prompt Engineering

Prompt engineering is the process of crafting text prompts that guide AI models like Stable Diffusion to generate specific types of images. It involves understanding how the model interprets language and using that knowledge to create detailed and effective prompts.

💡Control Net

A control net is a neural network structure used to guide the output of a generative model like Stable Diffusion. It allows for more precise control over the generated content by incorporating additional information or user input.

💡Multi-Diffusion

Multi-Diffusion is a technique that involves using multiple diffusion models to generate images, potentially improving the quality and variety of outputs. In the context of the video, the speaker discusses the addition of Multi-Diffusion as an extension feature, which could enhance the capabilities of the Stable Diffusion software.

Highlights

Considering updating to the latest version of the stable Diffusion model, which may alleviate concerns about losing functionality or being unable to revert to the previous version.

Experimenting with using the older version of the stable Diffusion model alongside the latest version of the Diffusion model.

The pronunciation of 'DiffusionXL' is discussed, with a focus on the correct way to articulate it.

The update has significantly increased the version number of Stable Diffusion, suggesting major improvements or changes.

Switching to SDExcel might be a good option, as it addresses concerns about increased training image size and image quality.

The importance of understanding the compatibility between different versions of SD and SDExcel is emphasized.

The UI version is tied to the model version, with specific UI versions supporting different ranges of SD and SDExcel models.

The process of installing the latest UI that supports SDExcel is described, including the use of Python and downloading from GitHub.

The introduction of a two-stage image generation process in SDExcel, involving a base model and a refiner model.

The importance of downloading both the base and refiner models for optimal use of SDExcel.

The changes in the UI with the introduction of SDExcel, including new features and icons.

The impact of training image size on the optimal image size for generation, which has increased with the new version.

The potential issue of VRAM不足 (VRAM不足) when using the new models and the suggested solutions.

The use of the switch point to determine when to transition from the base model to the refiner model during image generation.

Comparing the image quality and generation speed between different models and samplers.

The exploration of using the new features in version 1.6 of the WEBUI, including the Open Pose Editor.

The practical application of the new model in creating realistic images, such as the use of the Suzuki Mix model.

The introduction of new algorithms like Karas, which is an improved version from NVIDIA's engineers.

The method of downgrading or switching between different versions of the models using commit hash values.

The use of voicebox and Neurtrino for AI-generated synthetic voices in videos, and the encouragement for viewers to like, subscribe, and comment.