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).
This document applies only to the China (Beijing) region. To use the models, you must use an API key from the China (Beijing) region.
Model overview
Model introduction
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`LivePortrait-detect` validates whether input images meet `LivePortrait` requirements.
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`LivePortrait` generates dynamic portrait videos from portrait images and audio files with a human voice.
Performance showcase
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Inputs: Human portrait image + Human voice audio file |
Outputs: Dynamic human portrait video |
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Human portrait:
Human voice audio: See the video on the right |
Human video: |
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Human portrait:
Human voice audio: See the video on the right |
Human video: |
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Human portrait:
Human voice audio: See the video on the right |
Human video: |
The materials in the preceding examples are AI-generated.
Billing and rate limiting
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Model |
Unit price |
QPS limit for task submission API |
Number of concurrent tasks |
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liveportrait-detect |
Model call, pay-as-you-go: $0.000574/image |
5 |
No limit for sync APIs |
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liveportrait |
Model call, pay-as-you-go: $0.002868/second |
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:
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Call `LivePortrait-detect` to validate that your portrait image meets requirements. For more information, see LivePortrait image detection.
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Call `LivePortrait` with 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.