【Stable diffusion】プロンプト・呪文のコツ一覧。『カメラアングル』『目線』『構図』に関して

AI FREAK - 最新のAIツールをご紹介
8 May 202308:21

TLDRThe video script discusses various camera angles and composition techniques for creating images with AI, emphasizing the impact of simple word changes on the final output. It covers angles such as 'from above,' 'from below,' 'from side,' 'profile,' 'from behind,' and 'overhead shot,' as well as close-up shots and how to specify body parts for a desired image. The importance of adjusting prompts, aspect ratios, and image sizes to achieve the ideal composition is highlighted, with the suggestion to follow a blog for more insights.

Takeaways

  • 📸 Changing a single word in the prompt can significantly alter the generated image's composition.
  • 👀 The 'from above' prompt captures images from a higher position, often making the subject look upwards.
  • 🔄 Adding a prompt for a downward viewer perspective can evoke fragility or delicacy in the subject.
  • 👇 The 'from below' angle inversely makes the subject appear larger and more powerful.
  • 🌟 The 'from side' and 'profile' prompts are useful for creating profile pictures, with the latter often focusing the eyes straight ahead.
  • 🎭 The 'from behind' angle can create narrative or mystery by concealing the model's expression.
  • 🛌 The 'overhead shot' is most effective when the subject is lying down, capturing a view from directly above.
  • 🌐 Close-up shots can be balanced and focused on the face, with 'extreme close up' intensifying this focus.
  • 👕 Specifying the 'upper body' prompt generates images focusing on the upper part of the body, which can be adjusted for detail.
  • 👠 Including details like 'black high heels' in the prompt can enhance the accuracy of full-body image generation.
  • 📏 Adjusting the aspect ratio is crucial for generating desired images, especially for full-body shots.

Q & A

  • What is the main focus of the video transcript?

    -The main focus of the video transcript is to explain the use of different camera angles and composition prompts for generating images, and how changing a single word can significantly alter the composition of the generated image.

  • How does the 'from above' prompt affect the composition of an image?

    -The 'from above' prompt is used to shoot from a higher position than the subject, often resulting in images where the viewer appears to be looking up at the subject. This can bring out a fragile or delicate expression, especially effective when the model is sitting or lying down.

  • What is the impact of using the 'from below' prompt in image composition?

    -The 'from below' prompt produces an image taken from a position lower than the subject, which can make the model look larger and more powerful. This angle is useful when wanting to show a powerful pose or a confident expression.

  • What kind of images can be generated using the 'from side' prompt?

    -The 'from side' prompt is used to photograph the subject from the side, which is ideal for creating profile pictures. It often results in shots that are not looking toward the camera and can create a more atmospheric image when combined with good lighting.

  • How does the 'profile' prompt differ from the 'from side' prompt?

    -The 'profile' prompt generates images that are similar to 'from side', but more often than not, the subject's eyes are looking straight ahead, not toward the camera. This can help achieve a more traditional profile shot.

  • What narrative can the 'from behind' prompt create?

    -The 'from behind' prompt produces images taken from behind the subject, which can create a sense of narrative or mystery by hiding the model's expression. It can also help the viewer imagine relationships and conversations when the model is interacting with others.

  • How does the 'overhead shot' differ from the 'from above' shot?

    -The 'overhead shot' creates an image that looks like it was taken from directly above the model, even more so than the 'from above' shot. It is particularly useful when the model is lying down, such as on a bed.

  • What is the recommended prompt for generating a close-up of a face?

    -The 'close up' prompt is recommended for generating a well-balanced close-up of the face. Adding the word 'extreme' to the prompt can create an even more face-focused image.

  • How can specifying the model's attire with prompts like 'upper body' or 'cowboy shot' influence the generated image?

    -Specifying the model's attire with prompts like 'upper body' or 'cowboy shot' can help generate images that focus on specific parts of the body. However, it may require further refinement and the addition of negative prompts to exclude unwanted elements, such as a hat in the 'cowboy shot'.

  • What is the significance of adjusting the aspect ratio in image composition?

    -Adjusting the aspect ratio can significantly influence the composition and the focus of the generated image. For instance, a more vertical aspect ratio works better for full-body images, helping to generate a stable and accurate representation of the subject.

  • What additional advice does the video provide for achieving the desired image?

    -The video suggests that if the generated image does not meet expectations, one can adjust the image size and aspect ratio, as well as try various prompts and combinations to get closer to the ideal image. It also encourages referring to the blog for more information on camera angles and composition.

Outlines

00:00

📸 Understanding Camera Angles and Composition

This paragraph introduces the concept of using specific prompts to manipulate camera angles and composition in image generation. It emphasizes the impact of a single word change on the generated image's composition. The video script explains various prompts such as 'from above', 'from below', 'from side', 'profile', 'from behind', and 'overhead shot', highlighting how they can significantly alter the mood and appearance of the subject. It also discusses the importance of combining these prompts with proper lighting and the model's position to create a desired atmosphere and expression.

05:01

🎨 Tailoring Image Focus and Aspect Ratio

The second paragraph delves into the nuances of specifying parts of the model to show in the generated image. It discusses the use of prompts like 'upper body', 'cowboy shot', and 'full body' to focus on particular areas. The script provides insights into the challenges of achieving the desired image with just the right prompts and suggests adjustments like specifying clothing items or accessories to refine the output. It also touches on the aspect ratio's role in generating full-body images and the importance of adjusting image size for better results. The paragraph concludes with an invitation to follow the channel for more AI tool updates and to engage with the content by subscribing and liking the videos.

Mindmap

Keywords

💡Camera Angles

Camera angles refer to the specific positions from which a camera captures an image or scene. In the video, different angles like 'from above', 'from below', 'from side', and 'from behind' are discussed to illustrate how they can significantly alter the composition and mood of a photograph. For example, 'from above' can make a subject appear more delicate, while 'from below' can make them look more powerful.

💡Composition

Composition in photography refers to the arrangement of elements in a photo to create a visually appealing and meaningful image. The video emphasizes the importance of composition by demonstrating how prompts like 'from above' and 'from below' can dramatically alter the atmosphere and narrative of a photograph. Good composition can guide the viewer's eye and convey the intended message more effectively.

💡Profile

A profile shot in photography captures the side view of a subject, often focusing on the facial features and轮廓. In the video, 'profile' is presented as a compositional prompt that generates images with the subject's eyes looking straight ahead, rather than toward the camera, which is a common result when using the 'from side' prompt.

💡Narrative

Narrative in the context of photography refers to the story or message that a photograph conveys. The video discusses how certain camera angles, such as 'from behind', can create a sense of narrative or mystery by hiding the model's expression and encouraging the viewer to imagine the situation or story behind the image.

💡Overhead Shot

An overhead shot is a camera angle where the camera is positioned directly above the subject, often used to capture a top-down view. In the video, this angle is described as being particularly effective when the model is lying down, and it can generate images that look as if they were taken from directly above the subject, which can be useful for showing the layout of objects or emphasizing the model's position in relation to their surroundings.

💡Close Up

A close up in photography is a shot that tightly frames a subject, typically focusing on the face or a specific detail. The video discusses the use of the 'close up' prompt to generate balanced close-ups of the face, and how adding 'extreme' to this prompt can create images that are even more focused on the face, emphasizing facial expressions and details.

💡Upper Body

The term 'upper body' in photography refers to the part of a subject that is captured from the top of the head to the waist. The video explains how specifying 'upper body' in a prompt can result in images that focus on this area, which is useful when the photographer wants to emphasize the upper part of the body without including the lower half.

💡Cowboy Shot

The 'cowboy shot' is a specific compositional prompt that seems to focus on the waist area of a subject, possibly with a hat, due to the association with the word 'cowboy'. The video explains that this shot can be achieved by adding 'cowboy' to the prompt, but it may require further specification to exclude unwanted elements like a hat if that is not desired.

💡Full Body

A full body shot in photography captures the entire length of a subject, from head to toe. The video discusses the use of the 'full body' prompt to generate images that include the entire body, and how specifying details like shoes can increase the accuracy of the generated image. It also mentions the importance of adjusting the aspect ratio for better results.

💡Aspect Ratio

The aspect ratio refers to the proportional relationship between the width and height of an image. In photography and video content, adjusting the aspect ratio can affect how the image is perceived and can help to emphasize certain elements. The video notes that for full-body shots, a more vertical aspect ratio works better to capture the entirety of the subject.

💡Prompts

In the context of the video, prompts are specific instructions or keywords used to guide the generation of images, particularly in AI-based photography tools. These prompts can dictate camera angles, composition, and even the focus on specific parts of the model, such as the upper body or full body. The video demonstrates how adjusting prompts can lead to different outcomes in image generation.

Highlights

The introduction of a prompt for specifying camera angles and structure in image generation.

The impact of changing a single word on the composition of the generated image.

The use of 'from above' prompt for shooting from a higher position, creating a sense of vulnerability or delicacy.

The effectiveness of the 'from above' angle when the model is sitting or lying down.

The 'from below' prompt for creating images that make the model appear larger and more powerful.

The 'from side' and 'profile' prompts for generating profile pictures and creating atmospheric shots.

The 'from behind' prompt for creating a sense of narrative or mystery by hiding the model's expression.

The 'overhead shot' prompt for capturing images directly above the model, especially when lying down.

The 'close up' prompt for generating well-balanced close-ups of the face.

The 'extreme close up' prompt for focusing even more on the face, creating a highly intense image.

The importance of specifying the model's line of sight to achieve the desired atmosphere.

The 'upper body' prompt for capturing the upper part of the body without the belly.

The 'cowboy shot' for capturing images from the waist up, and how to refine it with specific prompts.

The 'full body' prompt for capturing the entire body, and the benefits of specifying shoes for a more accurate result.

The influence of aspect ratio on the success of generating full-body images.

The channel's focus on introducing the latest AI tools and the invitation to subscribe for updates.