Upload vietnamese-speaker-lip-clip-v1.py

vietnamese-speaker-lip-clip-v1.py

@@ -0,0 +1,134 @@
+import os
+import datasets
+from huggingface_hub import HfFileSystem
+from typing import List, Tuple
+
+
+logger = datasets.logging.get_logger(__name__)
+fs = HfFileSystem()
+
+
+_CITATION = """
+
+"""
+_DESCRIPTION = """
+    This dataset extracts the mouth region from short clips of Vietnamese speakers.
+"""
+_HOMEPAGE = "https://github.com/tanthinhdt/vietnamese-av-asr"
+_MAIN_REPO_PATH = "datasets/phdkhanh2507/vietnamese-speaker-lip-clip-v1"
+_REPO_URL = "https://huggingface.co/{}/resolve/main"
+_URLS = {
+    "meta": f"{_REPO_URL}/metadata/".format(_MAIN_REPO_PATH) + "{channel}.parquet",
+    "visual": f"{_REPO_URL}/visual/".format(_MAIN_REPO_PATH) + "{channel}.zip",
+}
+_CONFIGS = ["all"]
+if fs.exists(_MAIN_REPO_PATH + "/metadata"):
+    _CONFIGS.extend([
+        os.path.basename(file_name)[:-8]
+        for file_name in fs.listdir(_MAIN_REPO_PATH + "/metadata", detail=False)
+        if file_name.endswith(".parquet")
+    ])
+
+
+class VietnameseSpeakerLipClipConfig(datasets.BuilderConfig):
+    """Vietnamese Speaker Clip configuration."""
+
+    def __init__(self, name, **kwargs):
+        """
+        :param name:    Name of subset.
+        :param kwargs:  Arguments.
+        """
+        super(VietnameseSpeakerLipClipConfig, self).__init__(
+            name=name,
+            version=datasets.Version("1.0.0"),
+            description=_DESCRIPTION,
+            **kwargs,
+        )
+
+
+class VietnameseSpeakerLipClip(datasets.GeneratorBasedBuilder):
+    """Vietnamese Speaker Clip dataset."""
+
+    BUILDER_CONFIGS = [VietnameseSpeakerLipClipConfig(name) for name in _CONFIGS]
+    DEFAULT_CONFIG_NAME = "all"
+
+    def _info(self) -> datasets.DatasetInfo:
+        features = datasets.Features({
+            "id": datasets.Value("string"),
+            "channel": datasets.Value("string"),
+            "visual": datasets.Value("string"),
+            "duration": datasets.Value("float64"),
+            "fps": datasets.Value("int8"),
+            "audio": datasets.Value("string"),
+            "sampling_rate": datasets.Value("int64"),
+        })
+
+        return datasets.DatasetInfo(
+            description=_DESCRIPTION,
+            features=features,
+            homepage=_HOMEPAGE,
+            citation=_CITATION,
+        )
+
+    def _split_generators(
+        self, dl_manager: datasets.DownloadManager
+    ) -> List[datasets.SplitGenerator]:
+        """
+        Get splits.
+        :param dl_manager:  Download manager.
+        :return:            Splits.
+        """
+        config_names = _CONFIGS[1:] if self.config.name == "all" else [self.config.name]
+
+        metadata_paths = dl_manager.download(
+            [_URLS["meta"].format(channel=channel) for channel in config_names]
+        )
+        visual_dirs = dl_manager.download_and_extract(
+            [_URLS["visual"].format(channel=channel) for channel in config_names]
+        )
+
+        visual_dict = {
+            channel: visual_dir for channel, visual_dir in zip(config_names, visual_dirs)
+        }
+
+        return [
+            datasets.SplitGenerator(
+                name=datasets.Split.TRAIN,
+                gen_kwargs={
+                    "metadata_paths": metadata_paths,
+                    "visual_dict": visual_dict,
+                },
+            ),
+        ]
+
+    def _generate_examples(
+        self, metadata_paths: List[str],
+        visual_dict: dict,
+        audio_dict: dict,
+    ) -> Tuple[int, dict]:
+        """
+        Generate examples from metadata.
+        :param metadata_paths:      Paths to metadata.
+        :param visual_dict:         Paths to directory containing videos.
+        :param audio_dict:          Paths to directory containing audios.
+        :yield:                     Example.
+        """
+        dataset = datasets.load_dataset(
+            "parquet",
+            data_files=metadata_paths,
+            split="train",
+        )
+        for i, sample in enumerate(dataset):
+            channel = sample["channel"]
+            visual_path = os.path.join(
+                visual_dict[channel], channel, sample["id"] + ".mp4"
+            )
+
+            yield i, {
+                "id": sample["id"],
+                "channel": channel,
+                "visual": visual_path,
+                "duration": sample["duration"],
+                "fps": sample["fps"],
+                "sampling_rate": sample["sampling_rate"],
+            }