From 806a03609df033d61f824f1ab8527eb88fe837ad Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期三, 13 十二月 2023 19:43:13 +0800
Subject: [PATCH] funasr2 paraformer biciparaformer contextuaparaformer

---
 funasr/datasets/dataset_jsonl.py |   71 ++++++++++++++---------------------
 1 files changed, 28 insertions(+), 43 deletions(-)

diff --git a/funasr/datasets/dataset_jsonl.py b/funasr/datasets/dataset_jsonl.py
index 543b60e..21df89e 100644
--- a/funasr/datasets/dataset_jsonl.py
+++ b/funasr/datasets/dataset_jsonl.py
@@ -6,34 +6,9 @@
 import librosa
 import torchaudio
 import time
+import logging
 
-def load_audio(audio_path: str, fs: int=16000):
-	audio = None
-	if audio_path.startswith("oss:"):
-		pass
-	elif audio_path.startswith("odps:"):
-		pass
-	else:
-		if ".ark:" in audio_path:
-			audio = kaldiio.load_mat(audio_path)
-		else:
-			# audio, fs = librosa.load(audio_path, sr=fs)
-			audio, fs = torchaudio.load(audio_path)
-			audio = audio[0, :]
-	return audio
-
-def extract_features(data, date_type: str="sound", frontend=None):
-	if date_type == "sound":
-
-		if isinstance(data, np.ndarray):
-			data = torch.from_numpy(data).to(torch.float32)
-		data_len = torch.tensor([data.shape[0]]).to(torch.int32)
-		feat, feats_lens = frontend(data[None, :], data_len)
-
-		feat = feat[0, :, :]
-	else:
-		feat, feats_lens = torch.from_numpy(data).to(torch.float32), torch.tensor([data.shape[0]]).to(torch.int32)
-	return feat, feats_lens
+from funasr.datasets.fun_datasets.load_audio_extract_fbank import load_audio, extract_fbank
 	
 	
 
@@ -41,8 +16,7 @@
 	
 	def __init__(self, path):
 		super().__init__()
-		# data_parallel_size = dist.get_world_size()
-		data_parallel_size = 1
+		
 		contents = []
 		with open(path, encoding='utf-8') as fin:
 			for line in fin:
@@ -66,33 +40,46 @@
 		
 		self.contents = []
 		total_num = len(contents)
-		num_per_rank = total_num // data_parallel_size
-		# rank = dist.get_rank()
-		rank = 0
+		try:
+			rank = dist.get_rank()
+			world_size = dist.get_world_size()
+		except:
+			rank = 0
+			world_size = 1
+			logging.warning("distributed is not initialized, only single shard")
+		num_per_rank = total_num // world_size
+		
+		# rank = 0
 		# import ipdb; ipdb.set_trace()
 		self.contents = contents[rank * num_per_rank:(rank + 1) * num_per_rank]
-
+	
+		logging.info("in rank: {}, num of samplers: {}, total_num of samplers across ranks: {}".format(rank, len(self.contents), len(contents)))
 
 	def __len__(self):
 		return len(self.contents)
 	
 	def __getitem__(self, index):
 		return self.contents[index]
+	
+	def get_source_len(self, data_dict):
+		return data_dict["source_len"]
+
+	def get_target_len(self, data_dict):
+		
+		return data_dict["target_len"] if "target_len" in data_dict else 0
 
 
 class AudioDataset(torch.utils.data.Dataset):
-	def __init__(self, path, frontend=None, tokenizer=None, token_id_converter=None):
-
+	def __init__(self, path, frontend=None, tokenizer=None, int_pad_value: int = -1, float_pad_value: float = 0.0, **kwargs):
 		super().__init__()
 		self.indexed_dataset = IndexedDatasetJsonl(path)
 		self.frontend = frontend.forward
 		self.fs = 16000 if frontend is None else frontend.fs
 		self.data_type = "sound"
 		self.tokenizer = tokenizer
-		self.token_id_converter = token_id_converter
 
-		self.int_pad_value = -1
-		self.float_pad_value = 0.0
+		self.int_pad_value = int_pad_value
+		self.float_pad_value = float_pad_value
 
 	
 
@@ -102,18 +89,16 @@
 	
 	def __getitem__(self, index):
 		item = self.indexed_dataset[index]
-		# return item
 
 		source = item["source"]
 		data_src = load_audio(source, fs=self.fs)
-		speech, speech_lengths = extract_features(data_src, self.data_type, self.frontend)
+		speech, speech_lengths = extract_fbank(data_src, self.data_type, self.frontend) # speech: [b, T, d]
 		target = item["target"]
-		text = self.tokenizer.text2tokens(target)
-		ids = self.token_id_converter.tokens2ids(text)
+		ids = self.tokenizer.encode(target)
 		ids_lengths = len(ids)
 		text, text_lengths = torch.tensor(ids, dtype=torch.int64), torch.tensor([ids_lengths], dtype=torch.int32)
 
-		return {"speech": speech,
+		return {"speech": speech[0, :, :],
 		        "speech_lengths": speech_lengths,
 		        "text": text,
 		        "text_lengths": text_lengths,

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