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[train_dreambooth_lora.py] Set LANCZOS as default interpolation mode for resizing (#11421)

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* Set LANCZOS as default interpolation mode for resizing

* [train_dreambooth_lora.py] Set LANCZOS as default interpolation mode for resizing
This commit is contained in:
Mert Erbak
2025-04-26 08:58:41 +03:00
committed by GitHub
parent f00a995753
commit bd96a084d3
1 changed files with 14 additions and 1 deletions
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15
examples/dreambooth/train_dreambooth_lora.py
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@@ -524,6 +524,15 @@ def parse_args(input_args=None):
default=4,
help=("The dimension of the LoRA update matrices."),
)
parser.add_argument(
"--image_interpolation_mode",
type=str,
default="lanczos",
choices=[
f.lower() for f in dir(transforms.InterpolationMode) if not f.startswith("__") and not f.endswith("__")
],
help="The image interpolation method to use for resizing images.",
)
if input_args is not None:
args = parser.parse_args(input_args)
@@ -601,9 +610,13 @@ class DreamBoothDataset(Dataset):
else:
self.class_data_root = None
interpolation = getattr(transforms.InterpolationMode, args.image_interpolation_mode.upper(), None)
if interpolation is None:
raise ValueError(f"Unsupported interpolation mode {interpolation=}.")
self.image_transforms = transforms.Compose(
[
transforms.Resize(size, interpolation=transforms.InterpolationMode.BILINEAR),
transforms.Resize(size, interpolation=interpolation),
transforms.CenterCrop(size) if center_crop else transforms.RandomCrop(size),
transforms.ToTensor(),
transforms.Normalize([0.5], [0.5]),