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About VAE problem #12

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AlphaNext opened this issue Jul 31, 2024 · 1 comment
Open

About VAE problem #12

AlphaNext opened this issue Jul 31, 2024 · 1 comment

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@AlphaNext
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1)看configs/stdit/train/16x1024x1024.py用的是opensora-v1-1里的VAE,可以无缝切换到opensora-v1-2中的VAE吗?
2)假如能切换,STDiT-16×1024×1024.pt还能用来做初始化吗?

@nankepan
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opensora-v1-2中的VAE是新的2D+3D VAE,由于新的VAE编码的latent的分布和模型原latent的分布不一致,直接切换不能生成正常视频。我们建议您使用OpenVid对opensora-v1-2进行训练或微调。

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