test commit

data/images_1730238419.175364.tar

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+version https://git-lfs.github.com/spec/v1
+oid sha256:81bdfde7484ffae73be482ee3aefdb4f58bbe1b3031130b183e6d8024d2a6824
+size 880778240

tomatotest.py

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+import io
+from PIL import Image
+from datasets import GeneratorBasedBuilder, DatasetInfo, Features, SplitGenerator, Value, Array2D, Split
+import datasets
+import OpenEXR
+import Imath
+import numpy as np
+import h5py
+class RGBSemanticDepthDataset(GeneratorBasedBuilder):
+    def _info(self):
+        return DatasetInfo(
+            features=Features({
+                "left_rgb": datasets.Image(),
+                "right_rgb": datasets.Image(),
+                "left_seg": datasets.Image(),
+                "left_depth": datasets.Image(),
+                "right_depth": datasets.Image(),
+            })
+        )
+    def _h5_loader(self, bytes_stream):
+        # Reference: https://github.com/dwofk/fast-depth/blob/master/dataloaders/dataloader.py#L8-L13
+        f = io.BytesIO(bytes_stream)
+        h5f = h5py.File(f, "r")
+        left_rgb = self._read_jpg(h5f['rgb_left'])
+        right_rgb = self._read_jpg(h5f['rgb_right'])
+        left_seg = h5f['seg_left']
+        left_depth = h5f['depth_left'].astype(np.float32)
+        right_depth = h5f['depth_right'].astype(np.float32)
+        print(left_rgb.shape, left_depth.shape, left_seg.shape)
+        return left_rgb, right_rgb, left_seg, left_depth, right_depth
+    def _read_jpg(self, bytes_stream):
+        return Image.open(io.BytesIO(bytes_stream))
+    
+    def _split_generators(self, dl_manager):
+        archives = dl_manager.download({"train":["data/images_1729368304.063240.tar"]})
+        return [
+            SplitGenerator(
+                name=Split.TRAIN,
+                gen_kwargs={
+                    "archives": [dl_manager.iter_archive(archive) for archive in archives["train"]],
+                },
+            ),
+        ]
+
+    def _generate_examples(self, archives):
+        for archive in archives:
+            for path, file in archive:
+                print(path)
+                left_rgb, right_rgb, left_seg, left_depth, right_depth = self._h5_loader(file.read())
+                yield path, {
+                    "left_rgb": left_rgb,
+                    "right_rgb": right_rgb,
+                    "left_seg": left_seg,
+                    "left_depth": left_depth,
+                    "right_depth": right_depth,
+                }