From 7e8c3530d4463e62b49e74956b92e033ad807e7a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BA=90=E6=96=87=E9=9B=A8?=
 <41315874+fumiama@users.noreply.github.com>
Date: Sun, 2 Jun 2024 01:24:43 +0900
Subject: [PATCH] optimize(vc): use np.divide instead of general `/`

---
 configs/config.py           | 2 +-
 infer/modules/vc/modules.py | 2 +-
 infer/modules/vc/utils.py   | 3 +++
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/configs/config.py b/configs/config.py
index c8aaff6..50c63f0 100644
--- a/configs/config.py
+++ b/configs/config.py
@@ -146,7 +146,7 @@ class Config:
         self.preprocess_per = 3.0
         logger.info("overwrite preprocess_per to %d" % (self.preprocess_per))
 
-    def device_config(self) -> tuple:
+    def device_config(self):
         if torch.cuda.is_available():
             if self.has_xpu():
                 self.device = self.instead = "xpu:0"
diff --git a/infer/modules/vc/modules.py b/infer/modules/vc/modules.py
index 9fdf6cc..e739c9f 100644
--- a/infer/modules/vc/modules.py
+++ b/infer/modules/vc/modules.py
@@ -163,7 +163,7 @@ class VC:
             audio = load_audio(input_audio_path, 16000)
             audio_max = np.abs(audio).max() / 0.95
             if audio_max > 1:
-                audio /= audio_max
+                np.divide(audio, audio_max, audio)
             times = [0, 0, 0]
 
             if self.hubert_model is None:
diff --git a/infer/modules/vc/utils.py b/infer/modules/vc/utils.py
index 0df05f6..5b9e765 100644
--- a/infer/modules/vc/utils.py
+++ b/infer/modules/vc/utils.py
@@ -2,6 +2,8 @@ import os
 
 from fairseq import checkpoint_utils
 
+from configs.config import singleton_variable
+
 
 def get_index_path_from_model(sid):
     return next(
@@ -20,6 +22,7 @@ def get_index_path_from_model(sid):
     )
 
 
+@singleton_variable
 def load_hubert(device, is_half):
     models, _, _ = checkpoint_utils.load_model_ensemble_and_task(
         ["assets/hubert/hubert_base.pt"],