Move stems to transforms

1 files changed, 18 insertions, 0 deletions

diff --git a/text_recognizer/data/transforms/image.py b/text_recognizer/data/transforms/image.py
new file mode 100644
index 0000000..f04b3a0
--- /dev/null
+++ b/text_recognizer/data/transforms/image.py
@@ -0,0 +1,18 @@
+from PIL import Image
+import torch
+from torch import Tensor
+import torchvision.transforms as T
+
+
+class ImageStem:
+    def __init__(self) -> None:
+        self.pil_transform = T.Compose([])
+        self.pil_to_tensor = T.ToTensor()
+        self.torch_transform = torch.nn.Sequential()
+
+    def __call__(self, img: Image) -> Tensor:
+        img = self.pil_transform(img)
+        img = self.pil_to_tensor(img)
+        with torch.no_grad():
+            img = self.torch_transform(img)
+        return img