DZine AI: Manual face detection for lip-sync in Dzine

DZine AI Try it →Watch full video →Blog With Ben · Jan 2026

Demo summary

The user demonstrates how to manually mark faces in a video frame to ensure the lip-sync tool correctly identifies characters for animation.

Step-by-step

Navigate to the results panel on the right and click Lip Sync on your animated video
Click the Mark Face Manually button in the bottom right corner
Drag and drop a small box around each character's face in the image
Verify the selection box changes from blue to yellow
Click the Next button

Options

Use automatic face detection
Manually draw boxes around multiple characters for lip-syncing

Watch out for

Shadows in the image can cause the automatic detection tool to misidentify faces

All demos from “Dzine Walkthrough: From AI Images to Talking Animated Characters”

2:163:58Generate AI images with DzineThe user demonstrates how to use the 'Text to Image' tool in Dzine, selecting the Nano Banana Pro model and configuring aspect ratios to generate a cartoon-style jungle scene.DZine AI· Text to Image
6:250:50Using the Prompt Improver in DzineA comparison showing the difference in image output when toggling the 'Prompt Improver' switch on and off within the Dzine workspace.DZine AI· AI Image Generator
7:472:28Animate static images with Dzine AI VideoThe video shows the process of converting a generated image into an 8-second animation using the Google VEO 3.1 model within the Dzine platform.DZine AI· Image to Video
11:030:49Manual face detection for lip-sync in DzineCurrentThe user demonstrates how to manually mark faces in a video frame to ensure the lip-sync tool correctly identifies characters for animation.DZine AI· AI Lip Sync Generator
15:171:36Multi-character lip-sync and timeline editingThe user demonstrates how to arrange multiple audio clips on a timeline to prevent characters from talking over each other and then generates the final lip-synced video.DZine AI· AI Lip Sync Generator
Watch “Dzine Walkthrough: From AI Images to Talking Animated Characters” →

AI Lip Sync Generator

4:502:03Animate character dialogue in DzineA walkthrough of using Dzine's lip-sync feature, including manual face selection, audio uploading, and trimming the timeline for precise synchronization.Tao Prompts
7:331:13Add lip-sync to an existing video in DzineThe user demonstrates uploading a pre-existing video of a character and overlaying audio to sync the mouth movements to the video's motion.Tao Prompts
2:540:31Multi-character lip sync with Dzine AIDzine AI (formerly Design AI) is shown performing lip-syncing on two different characters, demonstrating facial expressions and multi-character conversation handling.AI Simplified
6:090:41Generate and preview multi-character lip syncThe video shows the process of switching to Pro Mode in Dzine, initiating the generation task, and reviewing the final animated result where four characters speak in sync.Daniel | Tech & Data
4:251:38Apply AI lip sync and voice to characterThe user demonstrates using Dzine AI's lip sync tool to match a generated voice and script to the character's facial movements in 1080p resolution.Daniel | Tech & Data
4:581:37Animate characters with AI lip-sync and voiceoverThe user demonstrates the lip-sync tool by uploading an image, selecting a face, and using text-to-speech to generate a talking video of the character.Ai with Gary
5:445:18Animate a still photo with AI Lip Sync in DZINEThe demo shows how to select a face in a generated image, choose an AI voice, and apply text-to-speech to create a lip-synced animation.Blog With Ben
11:023:48Multi-character lip sync and timeline editing in DZINEThe user demonstrates applying lip-sync to two different subjects in one image and using the timeline to sequence their dialogue so they don't speak over each other.Blog With Ben
11:030:49Manual face detection for lip-sync in DzineCurrentThe user demonstrates how to manually mark faces in a video frame to ensure the lip-sync tool correctly identifies characters for animation.Blog With Ben
15:171:36Multi-character lip-sync and timeline editingThe user demonstrates how to arrange multiple audio clips on a timeline to prevent characters from talking over each other and then generates the final lip-synced video.Blog With Ben
8:181:58Lip-syncing video with LipSync ProThe presenter shows how to use LipSync Pro within Dzine to align an uploaded 11 Labs audio file with a generated video clip, including trimming and timing the speech to character movements.Dzine
6:050:51Multi-character lip-syncing in Dzine AIThe demonstrator walks through marking faces manually, uploading audio, and applying lip-sync to two different characters in a single project.AI Madame