zsxkib/mmaudio
Add sound to video using the MMAudio V2 model. An advanced AI model that synthesizes high-quality audio from video content, enabling seamless video-to-audio transformation.
$0.01 / request
GPU: A100
Pricing
zsxkib/
mmaudio
Pricing for Synexa AI models works differently from other providers. Instead of being billed by time, you are billed by input and output, making pricing more predictable.
Output
$0.0100 / video
or
100 videos / $1
For example, generating 100 videos should cost around $1.00.
Check out our docs for more information about how per-request pricing works on Synexa.
| Provider | Price ($) | Saving (%) |
|---|---|---|
| Synexa | $0.0100 | - |
| replicate | $0.0150 | 33.3% |
Readme
MMAudio - Video-to-Audio Synthesis
MMAudio V2 is an advanced AI model that synthesizes high-quality audio from video content, enabling seamless video-to-audio transformation. It analyzes visual elements, actions, and environments to generate contextually appropriate sound.
Key Features
- High-Quality Audio Synthesis: Generates rich, realistic audio that matches visual content
- Context-Aware Sound Generation: Understands visual context to produce appropriate sounds
- Precise Temporal Synchronization: Audio accurately aligns with video events and actions
- Environmental Audio Synthesis: Creates ambient sounds matching the video environment
- Action-Sound Mapping: Maps visual actions to corresponding sound effects
- Text-Guided Generation: Use text prompts to guide the audio generation
- Negative Prompting: Specify sounds to avoid (e.g., "music" to prevent background music)
Input Parameters
- video (required): Input video file for audio generation
- prompt: Text description to guide the audio output (e.g., "galloping", "ocean waves")
- negative_prompt: Sounds to avoid in the output (default: "music")
- duration: Output duration in seconds (default: 8)
- num_steps: Number of inference steps for quality control (default: 25)
- cfg_strength: Guidance strength - higher values follow the prompt more closely (default: 4.5)
- seed: Set for reproducible results, use -1 for random
Use Cases
- Film and Video Post-Production: Add sound effects and ambient audio to video content
- Silent Film Enhancement: Bring silent footage to life with generated audio
- Educational Content: Add appropriate audio to instructional videos
- Gaming and VR Sound Design: Generate environmental and action sounds
- Accessibility: Create audio descriptions and sound for visual content
- Content Creation: Quickly add professional-sounding audio to video projects
Limitations
- Processing time increases with video length
- Complex acoustic environments may produce variable results
- Output quality depends on input video clarity
- Performance may vary with rapid scene changes
- If the video is shorter than the requested duration, audio will be truncated to match the video length