From 6bdae5723e403584ee3507675b3e4e922a34f246 Mon Sep 17 00:00:00 2001
From: lingyunfly <121302812+lingyunfly@users.noreply.github.com>
Date: 星期五, 09 六月 2023 16:19:35 +0800
Subject: [PATCH] Optimize memory (#612)
---
funasr/models/e2e_vad.py | 19 ++++++++++++++-----
1 files changed, 14 insertions(+), 5 deletions(-)
diff --git a/funasr/models/e2e_vad.py b/funasr/models/e2e_vad.py
index 71ed2cf..846341d 100644
--- a/funasr/models/e2e_vad.py
+++ b/funasr/models/e2e_vad.py
@@ -252,8 +252,8 @@
self.data_buf = None
self.data_buf_all = None
self.waveform = None
- self.ResetDetection()
self.frontend = frontend
+ self.last_drop_frames = 0
def AllResetDetection(self):
self.data_buf_start_frame = 0
@@ -282,7 +282,8 @@
self.data_buf = None
self.data_buf_all = None
self.waveform = None
- self.ResetDetection()
+ self.last_drop_frames = 0
+ self.windows_detector.Reset()
def ResetDetection(self):
self.continous_silence_frame_count = 0
@@ -294,6 +295,14 @@
self.windows_detector.Reset()
self.sil_frame = 0
self.frame_probs = []
+
+ assert self.output_data_buf[-1].contain_seg_end_point == True
+ drop_frames = int(self.output_data_buf[-1].end_ms / self.vad_opts.frame_in_ms)
+ real_drop_frames = drop_frames - self.last_drop_frames
+ self.last_drop_frames = drop_frames
+ self.data_buf_all = self.data_buf_all[real_drop_frames * int(self.vad_opts.frame_in_ms * self.vad_opts.sample_rate / 1000):]
+ self.decibel = self.decibel[real_drop_frames:]
+ self.scores = self.scores[:, real_drop_frames:, :]
def ComputeDecibel(self) -> None:
frame_sample_length = int(self.vad_opts.frame_length_ms * self.vad_opts.sample_rate / 1000)
@@ -322,7 +331,7 @@
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):
self.data_buf_start_frame += 1
- self.data_buf = self.data_buf_all[self.data_buf_start_frame * int(
+ self.data_buf = self.data_buf_all[(self.data_buf_start_frame - self.last_drop_frames) * 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,
@@ -543,7 +552,7 @@
return 0
for i in range(self.vad_opts.nn_eval_block_size - 1, -1, -1):
frame_state = FrameState.kFrameStateInvalid
- frame_state = self.GetFrameState(self.frm_cnt - 1 - i)
+ frame_state = self.GetFrameState(self.frm_cnt - 1 - i - self.last_drop_frames)
self.DetectOneFrame(frame_state, self.frm_cnt - 1 - i, False)
return 0
@@ -553,7 +562,7 @@
return 0
for i in range(self.vad_opts.nn_eval_block_size - 1, -1, -1):
frame_state = FrameState.kFrameStateInvalid
- frame_state = self.GetFrameState(self.frm_cnt - 1 - i)
+ frame_state = self.GetFrameState(self.frm_cnt - 1 - i - self.last_drop_frames)
if i != 0:
self.DetectOneFrame(frame_state, self.frm_cnt - 1 - i, False)
else:
--
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