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Cyrus Leung
33 lines
794 B
Python
33 lines
794 B
Python
# SPDX-License-Identifier: Apache-2.0
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import numpy as np
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from PIL import Image
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def random_image(rng: np.random.RandomState, min_wh: int, max_wh: int):
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w, h = rng.randint(min_wh, max_wh, size=(2, ))
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arr = rng.randint(0, 255, size=(w, h, 3), dtype=np.uint8)
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return Image.fromarray(arr)
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def random_video(
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rng: np.random.RandomState,
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min_frames: int,
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max_frames: int,
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min_wh: int,
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max_wh: int,
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):
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num_frames = rng.randint(min_frames, max_frames)
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w, h = rng.randint(min_wh, max_wh, size=(2, ))
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return rng.randint(0, 255, size=(num_frames, w, h, 3), dtype=np.uint8)
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def random_audio(
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rng: np.random.RandomState,
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min_len: int,
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max_len: int,
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sr: int,
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):
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audio_len = rng.randint(min_len, max_len)
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return rng.rand(audio_len), sr
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