修改充电声音提示or SoundRecorder->Voice quality默认值

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原创最新推荐文章于 2026-08-30 16:23:12 发布 1.2k 阅读 AI 写同款· GEO 优化 ›

深入解析音频领域的 VQE：语音质量增强技术的核心与应用 VQE（Voice Quality Enhancement）是一组用于提升语音通信质量的技术集合。VQE 通过一系列复杂的算法和信号处理技术，减弱或消除语音通信中的各种干扰，如回声、背景噪声、音量不均匀等，从而显著提高通话的清晰度和可懂度。VQE 的应用领域非常广泛，从移动通信设备、VoIP（Voice over IP）系统、视频会议软件，到助听器和智能语音助手，几乎所有需要处理语音信号的场景都能看到 VQE 的身影。VQE 作为语音质量增强技术，在音频开发领域扮演着举足轻重的角色。阅读详情

1.修改充电声音提示

--- a/alps/frameworks/base/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/alps/frameworks/base/services/core/java/com/android/server/power/PowerManagerService.java
@@ -1721,9 +1721,10 @@ public final class PowerManagerService extends SystemService
 
                 // Tell the notifier whether wireless charging has started so that
                 // it can provide feedback to the user.
-                if (dockedOnWirelessCharger) {
+                               //20170717 默认是判断无线充电才有提示音操作
+                //if (dockedOnWirelessCharger) {
                     mNotifier.onWirelessChargingStarted();
-                }
+                //}
             }
 
             if (wasPowered != mIsPowered || oldLevelLow != mBatteryLevelLow) {

2.修改修改SoundRecorder -> Voice quality -> Select voice quality 默认值

--- a/alps/packages/apps/SoundRecorder/src/com/android/soundrecorder/SoundRecorder.java
+++ b/alps/packages/apps/SoundRecorder/src/com/android/soundrecorder/SoundRecorder.java
@@ -1555,7 +1555,7 @@ public class SoundRecorder extends Activity implements SoundRecorderService.OnEv
         int defaultRecordingLevel =
                 RecordParamsSetting.getDefaultRecordingLevel(RecordParamsSetting.FORMAT_HIGH);
         mSelectedFormat = mPrefs.getInt(SoundRecorderService.SELECTED_RECORDING_FORMAT,
-                  defaultRecordingLevel);
+                  0);//defaultRecordingLevel 修改SoundRecorder -> Voice quality -> Select voice quality 默认值
         if (mSelectedFormat < 0 || mSelectedFormat > RecordParamsSetting.getQualityLevelNumber()) {
               mSelectedFormat = defaultRecordingLevel;
         }

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