From 2d2bcdcbd31dcf7b2e305d4f8b2eb728f195aae0 Mon Sep 17 00:00:00 2001
From: zhifu gao <zhifu.gzf@alibaba-inc.com>
Date: 星期三, 03 五月 2023 08:15:32 +0800
Subject: [PATCH] Merge pull request #445 from zhuzizyf/main

---
 funasr/runtime/python/onnxruntime/funasr_onnx/utils/e2e_vad.py |   45 ++++++++++++++++++++++-----------------------
 1 files changed, 22 insertions(+), 23 deletions(-)

diff --git a/funasr/runtime/python/onnxruntime/funasr_onnx/utils/e2e_vad.py b/funasr/runtime/python/onnxruntime/funasr_onnx/utils/e2e_vad.py
index b5b3312..3cda80d 100644
--- a/funasr/runtime/python/onnxruntime/funasr_onnx/utils/e2e_vad.py
+++ b/funasr/runtime/python/onnxruntime/funasr_onnx/utils/e2e_vad.py
@@ -229,10 +229,11 @@
         self.max_end_sil_frame_cnt_thresh = self.vad_opts.max_end_silence_time - self.vad_opts.speech_to_sil_time_thres
         self.speech_noise_thres = self.vad_opts.speech_noise_thres
         self.scores = None
+        self.idx_pre_chunk = 0
         self.max_time_out = False
         self.decibel = []
-        self.data_buf = None
-        self.data_buf_all = None
+        self.data_buf_size = 0
+        self.data_buf_all_size = 0
         self.waveform = None
         self.ResetDetection()
 
@@ -259,10 +260,11 @@
         self.max_end_sil_frame_cnt_thresh = self.vad_opts.max_end_silence_time - self.vad_opts.speech_to_sil_time_thres
         self.speech_noise_thres = self.vad_opts.speech_noise_thres
         self.scores = None
+        self.idx_pre_chunk = 0
         self.max_time_out = False
         self.decibel = []
-        self.data_buf = None
-        self.data_buf_all = None
+        self.data_buf_size = 0
+        self.data_buf_all_size = 0
         self.waveform = None
         self.ResetDetection()
 
@@ -280,11 +282,11 @@
     def ComputeDecibel(self) -> None:
         frame_sample_length = int(self.vad_opts.frame_length_ms * self.vad_opts.sample_rate / 1000)
         frame_shift_length = int(self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000)
-        if self.data_buf_all is None:
-            self.data_buf_all = self.waveform[0]  # self.data_buf is pointed to self.waveform[0]
-            self.data_buf = self.data_buf_all
+        if self.data_buf_all_size == 0:
+            self.data_buf_all_size = len(self.waveform[0])
+            self.data_buf_size = self.data_buf_all_size
         else:
-            self.data_buf_all = np.concatenate((self.data_buf_all, self.waveform[0]))
+            self.data_buf_all_size += len(self.waveform[0])
         for offset in range(0, self.waveform.shape[1] - frame_sample_length + 1, frame_shift_length):
             self.decibel.append(
                 10 * math.log10(np.square((self.waveform[0][offset: offset + frame_sample_length])).sum() + \
@@ -294,17 +296,14 @@
         # scores = self.encoder(feats, in_cache)  # return B * T * D
         self.vad_opts.nn_eval_block_size = scores.shape[1]
         self.frm_cnt += scores.shape[1]  # count total frames
-        if self.scores is None:
-            self.scores = scores  # the first calculation
-        else:
-            self.scores = np.concatenate((self.scores, scores), axis=1)
+        self.scores=scores
 
     def PopDataBufTillFrame(self, frame_idx: int) -> None:  # need check again
         while self.data_buf_start_frame < frame_idx:
-            if len(self.data_buf) >= int(self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000):
+            if self.data_buf_size >= int(self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000):
                 self.data_buf_start_frame += 1
-                self.data_buf = self.data_buf_all[self.data_buf_start_frame * int(
-                    self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000):]
+                self.data_buf_size = self.data_buf_all_size-self.data_buf_start_frame * int(
+                    self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000)
 
     def PopDataToOutputBuf(self, start_frm: int, frm_cnt: int, first_frm_is_start_point: bool,
                            last_frm_is_end_point: bool, end_point_is_sent_end: bool) -> None:
@@ -315,8 +314,8 @@
                                       self.vad_opts.sample_rate * self.vad_opts.frame_in_ms / 1000))
             expected_sample_number += int(extra_sample)
         if end_point_is_sent_end:
-            expected_sample_number = max(expected_sample_number, len(self.data_buf))
-        if len(self.data_buf) < expected_sample_number:
+            expected_sample_number = max(expected_sample_number, self.data_buf_size)
+        if self.data_buf_size < expected_sample_number:
             print('error in calling pop data_buf\n')
 
         if len(self.output_data_buf) == 0 or first_frm_is_start_point:
@@ -334,10 +333,10 @@
             data_to_pop = expected_sample_number
         else:
             data_to_pop = int(frm_cnt * self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000)
-        if data_to_pop > len(self.data_buf):
-            print('VAD data_to_pop is bigger than self.data_buf.size()!!!\n')
-            data_to_pop = len(self.data_buf)
-            expected_sample_number = len(self.data_buf)
+        if data_to_pop > self.data_buf_size:
+            print('VAD data_to_pop is bigger than self.data_buf_size!!!\n')
+            data_to_pop = self.data_buf_size
+            expected_sample_number = self.data_buf_size
 
         cur_seg.doa = 0
         for sample_cpy_out in range(0, data_to_pop):
@@ -420,7 +419,7 @@
         assert len(self.sil_pdf_ids) == self.vad_opts.silence_pdf_num
         if len(self.sil_pdf_ids) > 0:
             assert len(self.scores) == 1  # 鍙敮鎸乥atch_size = 1鐨勬祴璇�
-            sil_pdf_scores = [self.scores[0][t][sil_pdf_id] for sil_pdf_id in self.sil_pdf_ids]
+            sil_pdf_scores = [self.scores[0][t - self.idx_pre_chunk][sil_pdf_id] for sil_pdf_id in self.sil_pdf_ids]
             sum_score = sum(sil_pdf_scores)
             noise_prob = math.log(sum_score) * self.vad_opts.speech_2_noise_ratio
             total_score = 1.0
@@ -502,7 +501,7 @@
             frame_state = FrameState.kFrameStateInvalid
             frame_state = self.GetFrameState(self.frm_cnt - 1 - i)
             self.DetectOneFrame(frame_state, self.frm_cnt - 1 - i, False)
-
+        self.idx_pre_chunk += self.scores.shape[1]
         return 0
 
     def DetectLastFrames(self) -> int:

--
Gitblit v1.9.1