fix padding for decoders

Signed-off-by: Benedikt Blumenstiel <[email protected]>

terratorch/models/utils.py

@@ -31,6 +31,9 @@ def pad_images(imgs: Tensor, patch_size: int | list, padding: str) -> Tensor:
     else:
         raise ValueError(f'patch size {patch_size} not valid, must be int or list of ints with length 1, 2 or 3.')
 
+    # Double the patch size to ensure the resulting number of patches is divisible by 2 (required for many decoders)
+    p_h, p_w = p_h * 2, p_w * 2
+
     if p_t > 1 and len(imgs.shape) < 5:
         raise ValueError(f"Multi-temporal padding requested (p_t = {p_t}) "
                          f"but no multi-temporal data provided (data shape = {imgs.shape}).")