klingfoley/Kling-Audio-Eval

Kling-Foley: Multimodal Diffusion Transformer for High-Quality Video-to-Audio Generation

🌐 Website | 📖 arXiv

📋 Dataset Structure

The dataset structure is as follows:

Kling-Audio-Eval
├── Folder (first-level label)
│   ├── Folder (second-level label)            
│   │   ├── video    
│   │   │   └── *.mp4               
│   │   ├── audio
│   │   │   └── *.wav    
│   │   └── caption.csv                 # Header: video, audio, audio_tag, video_caption, audio_caption  

🔍 Data Distribution

The distribution of data in the benchmark is as follows:

The number of samples for each category (json format)

{ 
    'Vehicle': { 
        'Boat, Water vehicle': 236,
        'Aircraft': 585,
        'Motor vehicle (road)': 3339,
        'Rail transport': 848,
        'Non-motorized land vehicle': 678
    },
    'Human sounds': { 
        'Digestive': 48,
        'Human group actions': 31,
        'Whistling': 1,
        'Respiratory sounds': 14,
        'Human voice': 46,
        'Human locomotion': 1053,
        'Hands': 363
    },
    'Animal': { 
        'Domestic animals, pets': 19,
        'Livestock, farm animals, working animals': 29,
        'Wild animals': 654
    },
    'Domestic sounds, home sounds': { 
        'Cutlery, silverware': 22,
        'Chopping (food)': 467,
        'Scissors': 42,
        'Vacuum cleaner': 259,
        'Hair dryer': 1,
        'Microwave oven': 7,
        'Drawer open or close': 19,
        'Velcro, hook and loop fastener': 87,
        'Cupboard open or close': 16,
        'Kettle whistle': 71,
        'Bathtub (filling or washing)': 257,
        'Sink (filling or washing)': 23,
        'Shuffling cards': 11,
        'Water tap, faucet': 80,
        'Frying (food)': 80,
        'Dishes, pots, and pans': 224,
        'Door': 34,
        'Typing': 386,
        'Blender': 172,
        'Packing tape, duct tape': 90,
        'Writing': 553,
        'Other sourceless': 2429,
        'Zipper (clothing)': 97
    },
    'Tools': { 
        'Power tool': 590,
        'Filing (rasp)': 56,
        'Hammer': 762,
        'Jackhammer': 4,
        'Sawing': 312,
        'Other sourceless': 147,
        'Sanding': 82
    },
    'Sounds of other things': { 
        'Wood': 44,
        'Liquid': 29,
        'Explosion': 124,
        'Other sourceless': 463,
        'Specific impact sounds': 18,
        'Glass': 76,
        'Alarm': 8,
        'Bell': 4,
        'Mechanisms': 943,
        'Engine': 233
    },
    'Natural sounds': { 
        'Thunderstorm': 49,
        'Wind': 331,
        'Water': 1982,
        'Fire': 213,
        'Other sourceless': 326
    },
    'Music': { 
        'Musical instrument': 29,
        'Music genre': 160,
        'Musical concepts': 32,
        'Music role': 12
    },
    'Others': { 
        'Source-ambiguous sounds': 191,
        'environment and background': 344
    }
}

📝 Citation

@misc{wang2025klingfoleymultimodaldiffusiontransformer,
      title={Kling-Foley: Multimodal Diffusion Transformer for High-Quality Video-to-Audio Generation}, 
      author={Jun Wang and Xijuan Zeng and Chunyu Qiang and Ruilong Chen and Shiyao Wang and Le Wang and Wangjing Zhou and Pengfei Cai and Jiahui Zhao and Nan Li and Zihan Li and Yuzhe Liang and Xiaopeng Wang and Haorui Zheng and Ming Wen and Kang Yin and Yiran Wang and Nan Li and Feng Deng and Liang Dong and Chen Zhang and Di Zhang and Kun Gai},
      year={2025},
      eprint={2506.19774},
      archivePrefix={arXiv},
      primaryClass={eess.AS},
      url={https://arxiv.org/abs/2506.19774}, 
}