From f41a1276ff18cb9fd3d837dcda84a7650637d579 Mon Sep 17 00:00:00 2001
From: haoneng.lhn <haoneng.lhn@alibaba-inc.com>
Date: 星期四, 14 九月 2023 12:25:44 +0800
Subject: [PATCH] add paraformer online opt infer code
---
funasr/bin/asr_inference_launch.py | 78 +++++++++++++++++++++++++++++---------
1 files changed, 59 insertions(+), 19 deletions(-)
diff --git a/funasr/bin/asr_inference_launch.py b/funasr/bin/asr_inference_launch.py
index 6fa57a7..1b38f8f 100644
--- a/funasr/bin/asr_inference_launch.py
+++ b/funasr/bin/asr_inference_launch.py
@@ -415,7 +415,7 @@
ibest_writer["rtf"][key] = rtf_cur
if text is not None:
- if use_timestamp and timestamp is not None:
+ if use_timestamp and timestamp is not None and len(timestamp):
postprocessed_result = postprocess_utils.sentence_postprocess(token, timestamp)
else:
postprocessed_result = postprocess_utils.sentence_postprocess(token)
@@ -692,7 +692,7 @@
text, token, token_int = result[0], result[1], result[2]
time_stamp = result[4] if len(result[4]) > 0 else None
- if use_timestamp and time_stamp is not None:
+ if use_timestamp and time_stamp is not None and len(time_stamp):
postprocessed_result = postprocess_utils.sentence_postprocess(token, time_stamp)
else:
postprocessed_result = postprocess_utils.sentence_postprocess(token)
@@ -840,37 +840,72 @@
data = yaml.load(f, Loader=yaml.Loader)
return data
- def _prepare_cache(cache: dict = {}, chunk_size=[5, 10, 5], batch_size=1):
+ def _prepare_cache(cache: dict = {}, chunk_size=[5, 10, 5], encoder_chunk_look_back=0,
+ decoder_chunk_look_back=0, batch_size=1):
if len(cache) > 0:
return cache
config = _read_yaml(asr_train_config)
enc_output_size = config["encoder_conf"]["output_size"]
feats_dims = config["frontend_conf"]["n_mels"] * config["frontend_conf"]["lfr_m"]
cache_en = {"start_idx": 0, "cif_hidden": torch.zeros((batch_size, 1, enc_output_size)),
- "cif_alphas": torch.zeros((batch_size, 1)), "chunk_size": chunk_size, "last_chunk": False,
+ "cif_alphas": torch.zeros((batch_size, 1)), "chunk_size": chunk_size,
+ "encoder_chunk_look_back": encoder_chunk_look_back, "last_chunk": False, "opt": None,
"feats": torch.zeros((batch_size, chunk_size[0] + chunk_size[2], feats_dims)), "tail_chunk": False}
cache["encoder"] = cache_en
- cache_de = {"decode_fsmn": None}
+ cache_de = {"decode_fsmn": None, "decoder_chunk_look_back": decoder_chunk_look_back, "opt": None}
cache["decoder"] = cache_de
return cache
- def _cache_reset(cache: dict = {}, chunk_size=[5, 10, 5], batch_size=1):
+ def _cache_reset(cache: dict = {}, chunk_size=[5, 10, 5], encoder_chunk_look_back=0,
+ decoder_chunk_look_back=0, batch_size=1):
if len(cache) > 0:
config = _read_yaml(asr_train_config)
enc_output_size = config["encoder_conf"]["output_size"]
feats_dims = config["frontend_conf"]["n_mels"] * config["frontend_conf"]["lfr_m"]
cache_en = {"start_idx": 0, "cif_hidden": torch.zeros((batch_size, 1, enc_output_size)),
- "cif_alphas": torch.zeros((batch_size, 1)), "chunk_size": chunk_size, "last_chunk": False,
- "feats": torch.zeros((batch_size, chunk_size[0] + chunk_size[2], feats_dims)),
- "tail_chunk": False}
+ "cif_alphas": torch.zeros((batch_size, 1)), "chunk_size": chunk_size,
+ "encoder_chunk_look_back": encoder_chunk_look_back, "last_chunk": False, "opt": None,
+ "feats": torch.zeros((batch_size, chunk_size[0] + chunk_size[2], feats_dims)), "tail_chunk": False}
cache["encoder"] = cache_en
- cache_de = {"decode_fsmn": None}
+ cache_de = {"decode_fsmn": None, "decoder_chunk_look_back": decoder_chunk_look_back, "opt": None}
cache["decoder"] = cache_de
return cache
+
+ #def _prepare_cache(cache: dict = {}, chunk_size=[5, 10, 5], batch_size=1):
+ # if len(cache) > 0:
+ # return cache
+ # config = _read_yaml(asr_train_config)
+ # enc_output_size = config["encoder_conf"]["output_size"]
+ # feats_dims = config["frontend_conf"]["n_mels"] * config["frontend_conf"]["lfr_m"]
+ # cache_en = {"start_idx": 0, "cif_hidden": torch.zeros((batch_size, 1, enc_output_size)),
+ # "cif_alphas": torch.zeros((batch_size, 1)), "chunk_size": chunk_size, "last_chunk": False,
+ # "feats": torch.zeros((batch_size, chunk_size[0] + chunk_size[2], feats_dims)), "tail_chunk": False}
+ # cache["encoder"] = cache_en
+
+ # cache_de = {"decode_fsmn": None}
+ # cache["decoder"] = cache_de
+
+ # return cache
+
+ #def _cache_reset(cache: dict = {}, chunk_size=[5, 10, 5], batch_size=1):
+ # if len(cache) > 0:
+ # config = _read_yaml(asr_train_config)
+ # enc_output_size = config["encoder_conf"]["output_size"]
+ # feats_dims = config["frontend_conf"]["n_mels"] * config["frontend_conf"]["lfr_m"]
+ # cache_en = {"start_idx": 0, "cif_hidden": torch.zeros((batch_size, 1, enc_output_size)),
+ # "cif_alphas": torch.zeros((batch_size, 1)), "chunk_size": chunk_size, "last_chunk": False,
+ # "feats": torch.zeros((batch_size, chunk_size[0] + chunk_size[2], feats_dims)),
+ # "tail_chunk": False}
+ # cache["encoder"] = cache_en
+
+ # cache_de = {"decode_fsmn": None}
+ # cache["decoder"] = cache_de
+
+ # return cache
def _forward(
data_path_and_name_and_type,
@@ -899,24 +934,34 @@
is_final = False
cache = {}
chunk_size = [5, 10, 5]
+ encoder_chunk_look_back = 0
+ decoder_chunk_look_back = 0
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 param_dict is not None and "chunk_size" in param_dict:
chunk_size = param_dict["chunk_size"]
+ if param_dict is not None and "encoder_chunk_look_back" in param_dict:
+ encoder_chunk_look_back = param_dict["encoder_chunk_look_back"]
+ if encoder_chunk_look_back > 0:
+ chunk_size[0] = 0
+ if param_dict is not None and "decoder_chunk_look_back" in param_dict:
+ decoder_chunk_look_back = param_dict["decoder_chunk_look_back"]
# 7 .Start for-loop
# FIXME(kamo): The output format should be discussed about
raw_inputs = torch.unsqueeze(raw_inputs, axis=0)
asr_result_list = []
- cache = _prepare_cache(cache, chunk_size=chunk_size, batch_size=1)
+ cache = _prepare_cache(cache, chunk_size=chunk_size, encoder_chunk_look_back=encoder_chunk_look_back,
+ decoder_chunk_look_back=decoder_chunk_look_back, batch_size=1)
item = {}
if data_path_and_name_and_type is not None and data_path_and_name_and_type[2] == "sound":
sample_offset = 0
speech_length = raw_inputs.shape[1]
stride_size = chunk_size[1] * 960
- cache = _prepare_cache(cache, chunk_size=chunk_size, batch_size=1)
+ cache = _prepare_cache(cache, chunk_size=chunk_size, encoder_chunk_look_back=encoder_chunk_look_back,
+ decoder_chunk_look_back=decoder_chunk_look_back, batch_size=1)
final_result = ""
for sample_offset in range(0, speech_length, min(stride_size, speech_length - sample_offset)):
if sample_offset + stride_size >= speech_length - 1:
@@ -937,7 +982,8 @@
asr_result_list.append(item)
if is_final:
- cache = _cache_reset(cache, chunk_size=chunk_size, batch_size=1)
+ cache = _cache_reset(cache, chunk_size=chunk_size, batch_size=1,
+ encoder_chunk_look_back=encoder_chunk_look_back, decoder_chunk_look_back=decoder_chunk_look_back)
return asr_result_list
return _forward
@@ -1791,12 +1837,6 @@
type=int,
default=1,
help="The batch size for inference",
- )
- group.add_argument(
- "--decoding_ind",
- type=int,
- default=0,
- help="chunk select for chunk encoder",
)
group.add_argument("--nbest", type=int, default=5, help="Output N-best hypotheses")
group.add_argument("--beam_size", type=int, default=20, help="Beam size")
--
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