How to Make Midjourney Consistent Characters Talk Using Runway & Pika Lip Sync (AI Video Tutorial)

AI Video School
1 Apr 202417:38

TLDRThis tutorial demonstrates how to create and animate consistent characters using Midjourney, Runway, and Pika Lip Sync. It guides viewers through generating characters, changing their locations and styles, and placing them in the same scene with inpainting. The process includes adding camera motion and lip-syncing dialogues to create a cohesive narrative. The video concludes with a time travel movie showcasing the characters in various settings, highlighting the creative potential of AI in video production.

Takeaways

  • 🌟 Midjourney allows for the creation of consistent characters.
  • 🎨 Both Runway and Pika can combine images with audio to generate lip-sync movies.
  • 📈 Multi-motion brush enhances the intentionality of AI movie creation.
  • 🚀 The process involves generating characters, changing locations and styles, and using inpainting for scene composition.
  • 🔄 Character consistency is maintained even when changing cinematic styles or locations.
  • 👗 Outfits can be altered while keeping the character reference, providing flexibility in styling.
  • 🖼️ Inpainting technique is used to place two generated characters in the same scene.
  • 🎭 Lip-syncing is achieved by attaching audio to the video, with options to extend or modify the dialogue.
  • 📹 Camera motion and lip-sync are combined to create a more realistic and engaging video.
  • 💻 The use of CapCut and other video editing tools can extend the capabilities of lip-sync videos.
  • 📚 Keeping a character list and script organized in a document helps manage the project effectively.

Q & A

  • What is the main topic of the video tutorial?

    -The main topic of the video tutorial is how to create consistent characters in Midjourney and use tools like Runway and Pika for lip-sync in AI-generated videos.

  • What are the tools mentioned in the video for creating AI movies?

    -The tools mentioned in the video for creating AI movies are Midjourney for character creation, Runway for motion effects, and Pika for lip-sync.

  • How does the video guide the user to generate consistent characters?

    -The video guides the user through the process of generating consistent characters by using character reference images in Midjourney and adjusting prompts and aspect ratios.

  • What is the purpose of using character reference images in Midjourney?

    -The purpose of using character reference images in Midjourney is to maintain consistency in the character's appearance across different scenes and styles.

  • How can one change the character's outfit in the generated images?

    -One can change the character's outfit by upscaling a selected image and varying the region to describe a different outfit that matches the background or ambiance.

  • What is the process of combining two characters into the same scene?

    -The process involves using inpainting to replace one character in a scene with another character generated separately, creating the illusion of interaction between them.

  • How does the video address the limitation of Pika's lip-sync duration?

    -The video suggests creating a longer video in an external editor like CapCut, adding effects, and then importing it back into Pika for lip-syncing to overcome the 3-second limit.

  • What role does the 'motion brush' feature play in the video?

    -The 'motion brush' feature in Runway allows the user to add specific motions to parts of the image, such as moving the character's hand or adding ambient noise to the hair.

  • How can camera motion be used to enhance the lip-sync effect?

    -Camera motion, when combined with lip-sync, helps to sell the video as more realistic by adding dynamic elements to the otherwise static image.

  • What is the final output of the tutorial after combining all the elements?

    -The final output is a time travel movie with consistent characters that can talk, featuring lip-sync and motion effects created using Midjourney, Pika, and Runway.

Outlines

00:00

🎨 Character Creation and AI Movie Generation

The script introduces the use of AI tools like Mid Journey, Runway, and Pika for creating consistent characters and lip-sync movies. The tutorial covers generating characters with character reference images, changing locations and styles with style reference images, and combining characters in scenes using inpainting. It also discusses adding camera motion and lip-sync to create a cohesive movie. The process involves using Discord for accessibility and generating higher resolution images for character consistency. The script also mentions keeping track of characters and scripts in a Google doc for organization.

05:00

👗 Customizing Character Outfits and Styles

This paragraph discusses methods to customize character outfits and styles to better match the background or ambiance of the scene. It explains how the AI tends to stick closely to the character reference costume, and how to modify it by either upscaling and varying the region or changing the prompt at the character reference level. The speaker shares personal strategies, such as using a spreadsheet to keep track of character references and styles, and demonstrates the process of generating different outfits and adjusting character poses for a more dynamic shot.

10:03

🎬 Combining Characters and Creating Lip-Sync Videos

The script describes the process of combining two characters into the same scene using inpainting and then creating lip-sync videos with Pika. It details the limitations of Pika's lip-sync feature, which restricts the length of the audio clip, and offers a workaround by extending the video using CapCut or Stable Diffusion before applying lip-sync. The paragraph also covers adding camera motion and ambient noise to enhance the realism of the video and discusses the importance of matching the character's consistency throughout the video generation process.

15:04

🤖 Advanced Techniques with Runway and Lip-Sync

The final paragraph covers advanced techniques using Runway for adding motion to images and lip-syncing with audio from 11 Labs. It explains how to use motion brushes for specific character movements and camera control for overall image motion. The script provides a step-by-step guide on creating a video with motion effects, choosing a voice, and generating the final lip-sync video. It also discusses troubleshooting inconsistencies in character appearance during the lip-sync process and achieving a balance between motion and character clarity. The tutorial concludes with a time travel-themed movie example made using the discussed techniques.

Mindmap

Keywords

💡Midjourney

Midjourney is a term used in the video script to refer to a specific AI tool that allows users to generate consistent characters for use in various creative projects. The tool is integral to the video's theme as it is the foundation for creating the characters that are later brought to life with lip sync and animation. An example from the script is when the narrator mentions generating two consistent characters in mid journey using character reference images.

💡Runway

Runway is an AI platform mentioned in the script that works in conjunction with other tools to create dynamic and animated content. It is highlighted as a means to add motion to still images, enhancing the realism of the AI-generated characters. The script describes using Runway to animate a character's hand moving towards a button, which is part of the video's narrative.

💡Pika

Pika is an application used for lip sync in the video tutorial. It is a key component in bringing the AI-generated characters to life by synchronizing their mouth movements with pre-recorded audio. The script illustrates this by showing how Pika is used to generate voice clips for the characters, which are then attached to animated videos.

💡Lip Sync

Lip Sync refers to the process of matching mouth movements with speech or song, which is a central technique in the video to make the AI-generated characters appear as if they are speaking. The script discusses using both Pika and Runway for lip sync, emphasizing the importance of this process in creating believable AI movies.

💡Character Reference Images

Character Reference Images are used in the script to define the appearance of the AI-generated characters. They serve as a visual template to ensure consistency in the characters' design across different scenes. The video script describes generating characters in mid journey using these reference images and then using them to create a variety of scenarios.

💡Inpainting

Inpainting is a technique mentioned in the script where one character is 'painted' into an existing scene, allowing for the creation of images with multiple characters. The script provides an example of using inpainting to put two generated characters in the same scene, talking to each other.

💡Aspect Ratio

Aspect Ratio is a term used in the video script to describe the proportional relationship between the width and height of an image or video. It is important for setting the composition and format of the generated scenes, as illustrated when the narrator specifies an aspect ratio of 16 by 9 for the generated images.

💡Style Reference Images

Style Reference Images are used to define the visual style or setting of the scenes in which the characters are placed. The script explains how these images help to create a consistent cinematic style, such as placing a character in a medieval castle or an Egyptian setting.

💡Multi-motion Brush

Multi-motion Brush is a feature within Runway that allows for the addition of multiple motion effects within a single image. The script describes using this tool to animate various parts of an image, such as moving a character's hand or adding ambient noise to hair, contributing to the overall animation of the AI movie.

💡Camera Motion

Camera Motion refers to the movement of the virtual camera within an AI-generated scene, which adds depth and realism to the animation. The script discusses using camera motion in conjunction with lip sync to enhance the perceived realism of the video, such as creating an orbit camera move around a character.

💡11 Labs

11 Labs is mentioned in the script as the source of the voices used for lip sync in the video. It is a platform that provides various voice options that can be integrated with the AI-generated characters to create dialogue. The script describes using 11 Labs to generate an MP3 for a character's voice, which is then used in conjunction with lip sync and animation.

Highlights

Mid Journey allows creating consistent characters.

Runway and Pika can combine images with MP3 for lip-sync movies.

Multi-motion brush can be used for intentional AI movie creation.

Tutorial covers generating consistent characters in Mid Journey.

Use character reference images for character generation.

Change locations and cinematic styles with style reference images.

Inpainting technique is used to put two characters in the same scene.

Camera motion and lip sync can be added for a more realistic video.

Creating a time travel movie with consistent characters using Gen 2 and wave to lip.

Discord is used for the tutorial due to its accessibility.

Creating character reference URLs for consistent character generation.

Using aspect ratio and style reference to combine character and style.

Outfits can be varied by upscaling and changing the region.

Inpainting multiple characters into a single scene for establishing shots.

Pika lip-sync feature allows attaching audio to generate voice.

Using CapCut to create videos for longer lip-sync with temporal consistency.

Runway's motion brush and camera control for adding animation to images.

Combining lip-sync with camera motion for a realistic video effect.

Final video combines character, style, motion, and lip-sync for a creative output.