55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
from contextlib import suppress
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from min_dalle import MinDalle
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import tempfile
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from typing import Iterator
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from math import log2
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from cog import BasePredictor, Path, Input
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class Predictor(BasePredictor):
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def setup(self):
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self.model = MinDalle(is_mega=True)
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def predict(
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self,
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text: str = Input(
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description='Text',
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default='Dali painting of WALL·E'
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),
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grid_size: int = Input(
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description='Size of the image grid',
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ge=1,
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le=4,
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default=4
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),
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seed: int = Input(
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description='Set the seed to a positive number for reproducible results',
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default=-1
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),
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intermediate_image_count: int = Input(
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description='Set the number of intermediate images to show while running',
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choices=[1, 2, 4, 8, 16],
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default=4
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),
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supercondition_factor: int = Input(
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description='Lower results in a wider variety of images but less agreement with the text',
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choices=[2, 4, 8, 16, 32, 64],
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default=8
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),
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) -> Iterator[Path]:
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image_stream = self.model.generate_image_stream(
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text,
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seed,
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grid_size=grid_size,
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log2_mid_count=log2(intermediate_image_count),
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log2_supercondition_factor=log2(supercondition_factor),
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is_verbose=True
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)
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iter = 0
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path = Path(tempfile.mkdtemp())
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for image in image_stream:
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iter += 1
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image_path = path / 'min-dalle-iter-{}.jpg'.format(iter)
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image.save(str(image_path))
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yield image_path |