Image to broadcast video - LivePortrait
LivePortrait generates dynamic portrait videos from portrait images and audio files with a human voice. It includes two models: `LivePortrait-detect` (validates image compliance) and `LivePortrait` (generates videos).
ImportantThis document applies only to the China (Beijing) region. Use an API key from this region.
Model overview
Model introduction
LivePortrait-detectvalidates whether input images meetLivePortraitrequirements.LivePortraitgenerates dynamic portrait videos from portrait images and audio files with a human voice.
Performance showcase
| Inputs: Human portrait image + Human voice audio file | Outputs: Dynamic human portrait video |
|---|---|
Human portrait:  Human voice audio: See the video on the right | Human video: |
Human portrait:  Human voice audio: See the video on the right | Human video: |
Human portrait:  Human voice audio: See the video on the right | Human video: |
NoteThe materials in the preceding examples are AI-generated.
Billing and rate limiting
Model | Unit price | Free quota(View) | QPS limit for task submission API | Number of concurrent tasks |
|---|---|---|---|---|
liveportrait-detect | Model call, pay-as-you-go: CNY 0.004/image | 200 images | 5 | No limit for sync APIs |
liveportrait | Model call, pay-as-you-go: CNY 0.02/second | 1,800 seconds | 1 (At any given time, only one job is running. Other jobs in the queue are waiting.) |
Prerequisites
You have activated Alibaba Cloud Model Studio and obtained an API key: Get your API key.
Model call
The models support pay-as-you-go calls. To call them:
- Call
LivePortrait-detectto validate that your portrait image meets requirements. For more information, see LivePortrait image detection. - Call
LivePortraitwith the image that passed detection and an audio file (must contain a clear human voice) to generate a dynamic portrait video. For more information, see LivePortrait video generation.