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img2vid LTXV Model Configurator custom resolution issue #30

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adydeejay opened this issue Nov 24, 2024 · 1 comment
Open

img2vid LTXV Model Configurator custom resolution issue #30

adydeejay opened this issue Nov 24, 2024 · 1 comment

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@adydeejay
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Amazing work on this one (Congrats!) but ... are you guys able to run LTXVideo workflows in ComfyUI_windows_portable using a custom resolution, eg 1920x1080? If Yes, please post here. At my end, all I get is a video that rapidly fades to predominant color ... and this warning: "Warning: TAESD previews enabled, but could not find models/vae_approx/None"
Any help will be extremely appreciated. Thanks!

VFX workflow: 2024-11-24_155143_00001
Comfyui workflow: 2024-11-24_160503_00001

System Info
Python Version 3.11.8 (tags/v3.11.8:db85d51, Feb 6 2024, 22:03:32) [MSC v.1937 64 bit (AMD64)]
Embedded Python true | Pytorch Version 2.5.1+cu124
Arguments ComfyUI\main.py --windows-standalone-build
RAM Total 127.91 GB | RAM Free 110.06 GB
Devices cuda:0 NVIDIA GeForce RTX 4090 : cudaMallocAsync | Type cuda
VRAM Total 23.99 GB | VRAM Free 8.71 GB
Torch VRAM Total 19.63 GB | Torch VRAM Free 6.22 GB

packages list.txt

@adydeejay
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adydeejay commented Nov 25, 2024

Oh ... I just found the LTX Video Usage Limitations

Resolution and Frame Rate

  • Resolution must be a multiple of 32
  • Frame rate must be a multiple of 8 + 1 (e.g., 65 frames, 257 frames, etc.)
  • Recommended resolution should not exceed 720x1280
  • Recommended frame count should not exceed 257 frames

Based on this info, maybe someone will create a PR to update the README.md. Thanks!

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