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fix frame size bug #373

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fix frame size bug #373

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8 changes: 7 additions & 1 deletion wan/first_last_frame2video.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@
import torch
import torch.cuda.amp as amp
import torch.distributed as dist
import torchvision
import torchvision.transforms.functional as TF
from tqdm import tqdm

Expand Down Expand Up @@ -206,7 +207,12 @@ def generate(self,
round(last_frame_size[1] * last_frame_resize_ratio),
]
# 2. center crop
last_frame = TF.center_crop(last_frame, last_frame_size)
transform = torchvision.transforms.Compose([
torchvision.transforms.Resize((last_frame_size[0], last_frame_size[1])),
torchvision.transforms.CenterCrop((first_frame_size[0], first_frame_size[1]))
])

last_frame = transform(last_frame)

max_seq_len = ((F - 1) // self.vae_stride[0] + 1) * lat_h * lat_w // (
self.patch_size[1] * self.patch_size[2])
Expand Down