import numpy as np
from PIL import Image
from ..base import BaseImagePreprocessor
from ...proto import gnes_pb2, blob2array, array2blob
[docs]class SizedPreprocessor(BaseImagePreprocessor):
def __init__(self,
target_width: int = 224,
target_height: int = 224,
*args, **kwargs):
super().__init__(*args, **kwargs)
self.target_width = target_width
self.target_height = target_height
[docs]class ResizeChunkPreprocessor(SizedPreprocessor):
[docs] def apply(self, doc: 'gnes_pb2.Document') -> None:
super().apply(doc)
for c in doc.chunks:
img = blob2array(c.blob)
img = np.array(Image.fromarray(img.astype('uint8')).resize((self.target_width, self.target_height)))
c.blob.CopyFrom(array2blob(img))