Long Video Subgraphs Wan 2.2

Long Video Subgraphs Wan 2.2 is a workflow for generating longer Wan 2.2 videos in 81-frame batches; provide a prompt and seed at each subgraph to generate the video.

Inputs are a prompt and seed for each subgraph; the output is a longer video generated in 81-frame batches.

The listed base model is Wan Video 2.2 I2V-A14B.

The listed package pins are 1.1.6 for comfyui-kjnodes, 1.7.2 for comfyui-videohelpersuite, and 1.3.5 for comfyui-wanvideowrapper.

The workflow lists these node packs: comfyui_controlnet_aux, comfyui-kjnodes, comfyui-mmaudio, comfyui-videohelpersuite, and comfyui-wanvideowrapper.

The workflow lists these model files: umt5_xxl_fp8_e4m3fn_scaled.safetensors, lightx2v_I2V_14B_480p_cfg_step_distill_rank64_bf16.safetensors, wan2.2_i2v_low_noise_14B_fp8_scaled.safetensors, and wan2.2_i2v_high_noise_14B_fp8_scaled.safetensors.

It also lists mmaudio_vae_44k_fp16.safetensors, mmaudio_large_44k_v2_fp16.safetensors, mmaudio_synchformer_fp16.safetensors, wan_2.1_vae.safetensors, and apple_DFN5B-CLIP-ViT-H-14-384_fp16.safetensors.

Set the prompt and seed at each subgraph.

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Before use, verify that these files are available: mmaudio_vae_44k_fp16.safetensors, mmaudio_large_44k_v2_fp16.safetensors, mmaudio_synchformer_fp16.safetensors, and apple_DFN5B-CLIP-ViT-H-14-384_fp16.safetensors.

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Also verify that wan_2.1_vae.safetensors is available and confirm which package supplies comfyui_controlnet_aux.

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