AudioX-MAF-MMDiT / config.json
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{
"model_type": "diffusion_cond",
"sample_size": 485100,
"sample_rate": 44100,
"video_fps": 5,
"audio_channels": 2,
"model": {
"pretransform": {
"type": "autoencoder",
"iterate_batch": true,
"config": {
"encoder": {
"type": "oobleck",
"requires_grad": false,
"config": {
"in_channels": 2,
"channels": 128,
"c_mults": [1, 2, 4, 8, 16],
"strides": [2, 4, 4, 8, 8],
"latent_dim": 128,
"use_snake": true
}
},
"decoder": {
"type": "oobleck",
"config": {
"out_channels": 2,
"channels": 128,
"c_mults": [1, 2, 4, 8, 16],
"strides": [2, 4, 4, 8, 8],
"latent_dim": 64,
"use_snake": true,
"final_tanh": false
}
},
"bottleneck": {
"type": "vae"
},
"latent_dim": 64,
"downsampling_ratio": 2048,
"io_channels": 2
}
},
"conditioning": {
"configs": [
{
"id": "video_prompt",
"type": "clip-with-sync-w-empty-feat",
"config": {
"clip_model_name": "clip-vit-base-patch32"
}
},
{
"id": "text_prompt",
"type": "t5",
"config": {
"t5_model_name": "t5-base",
"max_length": 128
}
},
{
"id": "audio_prompt",
"type": "audio_autoencoder_v2",
"config": {
"sample_rate": 44100,
"pretransform_config": {
"type": "autoencoder",
"iterate_batch": true,
"config": {
"encoder": {
"type": "oobleck",
"requires_grad": false,
"config": {
"in_channels": 2,
"channels": 128,
"c_mults": [1, 2, 4, 8, 16],
"strides": [2, 4, 4, 8, 8],
"latent_dim": 128,
"use_snake": true
}
},
"decoder": {
"type": "oobleck",
"config": {
"out_channels": 2,
"channels": 128,
"c_mults": [1, 2, 4, 8, 16],
"strides": [2, 4, 4, 8, 8],
"latent_dim": 64,
"use_snake": true,
"final_tanh": false
}
},
"bottleneck": {
"type": "vae"
},
"latent_dim": 64,
"downsampling_ratio": 2048,
"io_channels": 2
}
},
"pretransform_ckpt_path": "./model/VAE.ckpt",
"latent_seq_len": 215,
"mask_ratio_start": 0,
"mask_ratio_end": 0
}
}
],
"cond_dim": 768
},
"diffusion": {
"cross_attention_cond_ids": ["video_prompt", "text_prompt", "audio_prompt"],
"global_cond_ids": [],
"type": "mmdit",
"gate": true,
"gate_type": "MAF",
"gate_type_config": {
"num_experts_per_modality": 64,
"num_heads": 24,
"num_fusion_layers": 8
},
"config": {
"io_channels": 64,
"embed_dim": 1536,
"depth": 24,
"num_heads": 24,
"cond_token_dim": 768,
"global_cond_dim": 768,
"project_cond_tokens": false,
"transformer_type": "continuous_transformer",
"video_fps": 5
}
},
"io_channels": 64
}
}