| | |
| | | |
| | | import numpy as np |
| | | import torch |
| | | import torchaudio |
| | | from typeguard import check_argument_types |
| | | |
| | | from funasr.fileio.datadir_writer import DatadirWriter |
| | |
| | | **kwargs, |
| | | ): |
| | | assert check_argument_types() |
| | | ncpu = kwargs.get("ncpu", 1) |
| | | torch.set_num_threads(ncpu) |
| | | |
| | | if word_lm_train_config is not None: |
| | | raise NotImplementedError("Word LM is not implemented") |
| | |
| | | speech2text = Speech2TextExport(**speech2text_kwargs) |
| | | else: |
| | | speech2text = Speech2Text(**speech2text_kwargs) |
| | | |
| | | def _load_bytes(input): |
| | | middle_data = np.frombuffer(input, dtype=np.int16) |
| | | middle_data = np.asarray(middle_data) |
| | | if middle_data.dtype.kind not in 'iu': |
| | | raise TypeError("'middle_data' must be an array of integers") |
| | | dtype = np.dtype('float32') |
| | | if dtype.kind != 'f': |
| | | raise TypeError("'dtype' must be a floating point type") |
| | | |
| | | i = np.iinfo(middle_data.dtype) |
| | | abs_max = 2 ** (i.bits - 1) |
| | | offset = i.min + abs_max |
| | | array = np.frombuffer((middle_data.astype(dtype) - offset) / abs_max, dtype=np.float32) |
| | | return array |
| | | |
| | | def _forward( |
| | | data_path_and_name_and_type, |
| | | raw_inputs: Union[np.ndarray, torch.Tensor] = None, |
| | |
| | | ): |
| | | |
| | | # 3. Build data-iterator |
| | | if data_path_and_name_and_type is None and raw_inputs is not None: |
| | | if isinstance(raw_inputs, np.ndarray): |
| | | raw_inputs = torch.tensor(raw_inputs) |
| | | is_final = False |
| | | cache = {} |
| | | if param_dict is not None and "cache" in param_dict: |
| | | cache = param_dict["cache"] |
| | | if param_dict is not None and "is_final" in param_dict: |
| | | is_final = param_dict["is_final"] |
| | | |
| | | if data_path_and_name_and_type is not None and data_path_and_name_and_type[2] == "bytes": |
| | | raw_inputs = _load_bytes(data_path_and_name_and_type[0]) |
| | | raw_inputs = torch.tensor(raw_inputs) |
| | | if data_path_and_name_and_type is not None and data_path_and_name_and_type[2] == "sound": |
| | | raw_inputs = torchaudio.load(data_path_and_name_and_type[0])[0][0] |
| | | is_final = True |
| | | if data_path_and_name_and_type is None and raw_inputs is not None: |
| | | if isinstance(raw_inputs, np.ndarray): |
| | | raw_inputs = torch.tensor(raw_inputs) |
| | | # 7 .Start for-loop |
| | | # FIXME(kamo): The output format should be discussed about |
| | | asr_result_list = [] |