【保姆級實操】用免費AI 生成神器製作電影級影片 | Pika Labs Beta 試用版完整教學 | 文字生成影片 | 圖片ㄧ鍵生成影片

AI 發燒站
19 Nov 202310:30

TLDRThis video tutorial introduces viewers to Pika Labs, an AI-powered video generator that can create videos from text prompts or static images. The host guides users through the process of joining the beta, using basic text prompts, and leveraging advanced features like parameter settings and image-to-video conversion for enhanced video quality. Tips on crafting effective prompts, using negative tips to avoid undesired elements, and extending video length are shared. The video concludes with a call to like and subscribe for more content.

Takeaways

  • 🌟 Pika Labs is a free AI video generator that simplifies the process of creating videos from text prompts or static images.
  • 📝 To get started, visit the Pika.art website, join the beta program, and access the Discord server for video creation.
  • 🎥 Entering /Create in the chat box along with the prompt text initiates the video generation process in Pika Labs.
  • 📸 Pika Labs excels at generating environmental videos, such as animal films, insect close-ups, underwater scenes, and landscape films.
  • 🎬 For feature films, using precise and concise text prompts with style and quality keywords like '30s movie style' and '8K high details' can enhance video quality.
  • 👎 Negative tips help to avoid unwanted elements in the video, such as blurring and deformation, by specifying content not to appear.
  • 📐 The aspect ratio of the video can be specified using the -ar command followed by width and height values.
  • 🖼️ Image-to-video function can be utilized by first creating images with tools like Midjourney or Leonardo AI, then animating them in Pika Labs.
  • 🚀 'Parameter motion' and 'Parameter Guidance scale' can be adjusted to intensify motion and improve the correlation between the video and the text prompt.
  • 🎥 Camera actions like zoom, pan, and rotate can be added to control the camera movement in the generated video.
  • 🔄 Extending video length involves downloading, editing, and re-uploading the video with the -seed command to maintain consistency.

Q & A

  • What is Pika Labs and how does it function?

    -Pika Labs is a free AI video generator that uses text prompts or static images to create videos. Users input a prompt, and the AI generates a video or converts an image into a video with additional features to enhance vividness.

  • How can users get started with Pika Labs?

    -To start using Pika Labs, users need to visit the Pika.art website, click Join Beta to accept the invitation, and then join the associated Discord server where video creation takes place.

  • What is the process of creating a video with a text prompt in Pika Labs?

    -Users enter /Create in the text box, press the space bar, and then enter the prompt text. To maintain privacy, they can create a private chat room and send the message to the robot image in the corner of the screen.

  • How does Pika Labs generate a video from a static image?

    -First, users enter 'slash' in the text box and select ANIMATE from the pop-up options. They then either describe the image or upload a file and press Return to generate the video.

  • What are some tips for creating better videos with Pika Labs?

    -Writing concise and precise text prompts, using explicit verbs, and including keywords like '8K' and 'high details' can improve video quality. Negative tips can be added to exclude undesired content.

  • What types of videos does Pika Labs excel at generating?

    -Pika Labs is particularly good at generating environmental videos, such as animal films, close-ups of insects, underwater scenes, and landscape films, as well as feature films like space science fiction.

  • How can users extend the length of a video created by Pika Labs?

    -Users can download the video, edit it using free video editing software like Cutting to remove the Pika Labs watermark, and then re-upload it to Pika Labs with the same prompt text and seed number to maintain consistency and generate a longer video.

  • What is the role of 'Parameter motion' in Pika Labs video generation?

    -'Parameter motion' is used to change the intensity of motion in the video, with higher values making the motion more intense. Users can set it between 1 and 4 to achieve the desired effect.

  • How can camera actions be added to a Pika Labs video?

    -Camera actions such as zoom, pan, or rotate can be added by typing commands like '-camera zoom in' when creating the video. These parameters control the camera movement within the generated video.

  • What is the 'Parameter Guidance scale' and how is it used?

    -The 'Parameter Guidance scale' determines the correlation between the generated video and the text prompt. Higher values mean a closer match to the prompt. It is recommended to use a value between 8 and 24 for better results.

  • How can users provide feedback to Pika Labs?

    -Users can provide feedback by clicking the 'Like' button on the generated video, which helps train the AI. They can also use the 'Reroll' and 'Remix' buttons to generate different templates or adjust the prompt for better outcomes.

  • What resources are available for users who want to learn more about Pika Labs and related tools?

    -The video creator has organized all the information into a file available for download in the description area below the video. Additionally, a complete teaching guide for Leonardo AI, a related image generation tool, is provided in a separate video episode.

Outlines

00:00

🎥 Introduction to Pika Labs AI Video Generator

The paragraph introduces viewers to Pika Labs, a free AI video generator that simplifies the process of creating videos from text prompts or static images. The speaker guides the audience through the basics of using Pika Labs, including how to join the platform, generate videos, and understand its parameters for more vivid results. A downloadable file with all the information is provided in the description for easy reference. The speaker also promises to share professional skills and encourages viewers to be patient throughout the tutorial.

05:00

📸 Exploring Leonardo AI and Image-to-Video Functions

This paragraph delves into the specifics of using Leonardo AI for image generation and Pika Labs' image-to-video function. The speaker provides a detailed walkthrough of how to use Leonardo AI, including its capabilities and how to enhance the results with text prompts and negative tips. The process of converting still images into animated videos is explained, with emphasis on the importance of concise and precise text prompts. The paragraph also covers the use of camera actions and parameters to create a cinematic effect in the generated videos.

10:03

🎞️ Extending Video Length and Editing Techniques

The final paragraph discusses methods to extend the length of generated videos and techniques for editing. The speaker explains how to download and use Cutting, a free video editing software, to export still frames and remove watermarks from Pika Labs-generated videos. The process of extending the video length by reusing the seed number from the original video is outlined, ensuring consistency in the video quality. The speaker also shares tips on how to add camera actions and edit the video to achieve a more dramatic and cinematic outcome.

Mindmap

Keywords

💡AI video generator

An AI video generator refers to artificial intelligence software that can automatically create videos from text prompts or static images. In the context of the video, Pika Labs is an example of such a generator, which simplifies the video creation process by using its 'magic' to transform text or images into vivid, animated videos. This is a key concept as the video's main theme revolves around exploring and utilizing Pika Labs for video generation.

💡Text prompt

A text prompt is a piece of text or a phrase that serves as an input for the AI video generator to create content based on that input. It is a crucial element in the video as it guides the AI to produce specific types of videos. The effectiveness of the video generation depends on the clarity and creativity of the text prompt.

💡Parameters

Parameters in the context of AI video generation are settings or variables that users can adjust to control and refine the output of the generated videos. These can include aspects like video length, frame rate, style, and other qualities that make the videos more vivid and aligned with the user's vision.

💡Discord server

A Discord server is an online communication platform where users can interact with each other in real-time through text, voice, and video. In the video, the Discord server is used as a medium to access and use Pika Labs for video generation, indicating a collaborative and community-driven approach to utilizing the AI tool.

💡Private chat room

A private chat room is a personalized space within a communication platform where users can engage in one-on-one or group conversations without the interference of external messages. In the context of the video, a private chat room is created within the Discord server to facilitate a more focused and individualized video generation experience.

💡Reroll and Remix

Reroll and Remix are features in Pika Labs that allow users to generate different video templates or alter the video content based on the text prompts. Reroll generates different video versions from the same prompt, while Remix enables users to change the prompt entirely for a new video outcome.

💡Image-to-video function

The image-to-video function is a capability of Pika Labs that transforms static images into animated videos. This function requires the use of image generation software to create the initial images, which are then animated using Pika Labs. It represents an advanced use of the AI video generator, allowing for more customized and complex video content.

💡Aspect ratio

Aspect ratio refers to the proportional relationship between the width and height of a video frame. It is an important parameter in video generation as it determines the shape and layout of the video, affecting how the content is displayed on different screens and devices.

💡Camera action

Camera action refers to the simulated movements and perspectives of a camera within a generated video. These actions, such as zooming, panning, or rotating, add a dynamic and cinematic quality to the videos, making them more engaging and realistic.

💡Video editing

Video editing is the process of manipulating and combining video clips, images, and audio to create a final product. It involves various techniques such as trimming, adding effects, and adjusting the sequence of clips. In the context of the video, video editing is used to extend the length of the generated videos and to remove watermarks.

💡Community and collaboration

Community and collaboration refer to the collective effort and interaction among users to share knowledge, resources, and support in using a particular tool or platform. In the video, the Discord server serves as a community space where users of Pika Labs can collaborate and learn from each other's experiences.

Highlights

Introduction to Pika labs, a free AI video generator that simplifies the video creation process.

Demonstration of how to use basic text prompts to generate videos, showcasing the ease of use and accessibility of Pika labs.

Explanation of converting static images into dynamic videos with Pika labs, expanding the creative possibilities for users.

Step-by-step guide on using Pika labs, including accessing the Discord server and navigating the interface.

Discussion on the importance of using explicit verbs and simple prompts for effective video generation.

Highlight of Pika labs' capabilities in generating environmental videos, such as animal films and landscape scenes.

Secret to successful video generation: writing concise and precise text prompts to guide the AI.

Introduction to the use of negative tips to avoid poor production quality and unwanted elements in the generated videos.

Explanation of specifying the aspect ratio of the video for better composition and visual appeal.

Showcase of Pika labs' ability to generate feature films with a cinematic touch by adding style keywords.

Transition to using image-to-video function and the integration with other image generation tools like Midjourney and Leonardo AI.

Detailed guide on animating images using Pika labs, including the use of 'Reroll' and 'Remix' buttons for customization.

Secret to intensifying motion in videos using 'Parameter motion' and 'Parameter Guidance scale'.

Explanation of camera action parameters like zoom, pan, and rotate to control the camera movement in the generated videos.

Tutorial on extending video length beyond the default three seconds using video editing software and Pika labs' features.

Final thoughts on the video, emphasizing the practical applications and potential of Pika labs for high-quality video generation.

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