From 62c592fac1cdb1eae89ed50d98f8b70bb60d17c9 Mon Sep 17 00:00:00 2001
From: 仁迷 <haoneng.lhn@alibaba-inc.com>
Date: 星期四, 09 三月 2023 14:51:56 +0800
Subject: [PATCH] support mfcca infenence

---
 funasr/bin/asr_inference_mfcca.py   |    2 ++
 funasr/tasks/abs_task.py            |    2 ++
 funasr/datasets/iterable_dataset.py |   22 +++++++++++++++-------
 3 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/funasr/bin/asr_inference_mfcca.py b/funasr/bin/asr_inference_mfcca.py
index e25b2a9..9f5cb19 100644
--- a/funasr/bin/asr_inference_mfcca.py
+++ b/funasr/bin/asr_inference_mfcca.py
@@ -534,6 +534,8 @@
             data_path_and_name_and_type,
             dtype=dtype,
             batch_size=batch_size,
+            fs=fs,
+            mc=True,
             key_file=key_file,
             num_workers=num_workers,
             preprocess_fn=ASRTask.build_preprocess_fn(speech2text.asr_train_args, False),
diff --git a/funasr/datasets/iterable_dataset.py b/funasr/datasets/iterable_dataset.py
index 2f97e78..00697fd 100644
--- a/funasr/datasets/iterable_dataset.py
+++ b/funasr/datasets/iterable_dataset.py
@@ -66,7 +66,7 @@
     return load_bytes(bytes)
 
 DATA_TYPES = {
-    "sound": lambda x: torchaudio.load(x)[0][0].numpy(),
+    "sound": lambda x: torchaudio.load(x)[0].numpy(),
     "pcm": load_pcm,
     "kaldi_ark": load_kaldi,
     "bytes": load_bytes,
@@ -106,6 +106,7 @@
             ] = None,
             float_dtype: str = "float32",
             fs: dict = None,
+            mc: bool = False,
             int_dtype: str = "long",
             key_file: str = None,
     ):
@@ -122,6 +123,7 @@
         self.int_dtype = int_dtype
         self.key_file = key_file
         self.fs = fs
+        self.mc = mc
 
         self.debug_info = {}
         non_iterable_list = []
@@ -192,6 +194,7 @@
                         array = torchaudio.transforms.Resample(orig_freq=audio_fs,
                                                        new_freq=model_fs)(array)
                         array = array.squeeze(0).numpy()
+
                 data[name] = array
 
                 if self.preprocess is not None:
@@ -238,11 +241,12 @@
                     model_fs = self.fs["model_fs"]
                     if audio_fs is not None and model_fs is not None:
                         array = torch.from_numpy(array)
-                        array = array.unsqueeze(0)
                         array = torchaudio.transforms.Resample(orig_freq=audio_fs,
                                                                new_freq=model_fs)(array)
-                        array = array.squeeze(0).numpy()
-                data[name] = array
+                if self.mc:
+                    data[name] = array.transpose(0, 1).numpy()
+                else:
+                    data[name] = array[0].numpy()
 
                 if self.preprocess is not None:
                     data = self.preprocess(uid, data)
@@ -340,11 +344,15 @@
                         model_fs = self.fs["model_fs"]
                         if audio_fs is not None and model_fs is not None:
                             array = torch.from_numpy(array)
-                            array = array.unsqueeze(0)
                             array = torchaudio.transforms.Resample(orig_freq=audio_fs,
                                                                    new_freq=model_fs)(array)
-                            array = array.squeeze(0).numpy()
-                    data[name] = array
+                    if _type == "sound":
+                        if self.mc:
+                            data[name] = array.transpose(0, 1).numpy()
+                        else:
+                            data[name] = array[0].numpy()
+                    else:
+                        data[name] = array
                 if self.non_iterable_dataset is not None:
                     # 2.b. Load data from non-iterable dataset
                     _, from_non_iterable = self.non_iterable_dataset[uid]
diff --git a/funasr/tasks/abs_task.py b/funasr/tasks/abs_task.py
index a643acb..723a67c 100644
--- a/funasr/tasks/abs_task.py
+++ b/funasr/tasks/abs_task.py
@@ -1847,6 +1847,7 @@
             key_file: str = None,
             batch_size: int = 1,
             fs: dict = None,
+            mc: bool = False,
             dtype: str = np.float32,
             num_workers: int = 1,
             allow_variable_data_keys: bool = False,
@@ -1865,6 +1866,7 @@
             data_path_and_name_and_type,
             float_dtype=dtype,
             fs=fs,
+            mc=mc,
             preprocess=preprocess_fn,
             key_file=key_file,
         )

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