优化视频拍摄音频焦点

王琳
1 parent b0af9535
Showing 2 changed files with 36 additions and 1 deletions
config.gradle
lib_media/src/main/java/com/cnlive/media/ui/fragment/RecordFragment.java
@@ -21,7 +21,7 @@ ext {
             //编译方式
             debug  : false,
             //版本号
-            version: "1.1.4.9",
+            version: "1.1.5.0",
             //Lib库前缀
             packeg : "com.cnlive.media",
             //Lib库名称
 package com.cnlive.media.ui.fragment;
  
 import android.Manifest;
+import android.content.Context;
 import android.content.pm.PackageManager;
 import android.graphics.Bitmap;
+import android.media.AudioManager;
 import android.os.Bundle;
 import android.text.TextUtils;
 import android.util.Log;
@@ -14,6 +16,7 @@ import androidx.core.app.ActivityCompat;
  
 import com.cnlive.libs.base.frame.fragment.MvpBindingFragment;
 import com.cnlive.libs.base.util.DoublePressed;
+import com.cnlive.libs.util.Config;
 import com.cnlive.media.PickerConfig;
 import com.cnlive.media.R;
 import com.cnlive.media.databinding.FragmentRecordBinding;
@@ -201,6 +204,7 @@ public class RecordFragment extends MvpBindingFragment&lt;RecordFragmentView, Recor
             } else if (state == RecordCameraViewObservable.CLICK_RECODE_START) {
                 //视频录制开始
                 if (isReady) {
+                    requestAudioFocus();
                     isRecordIng = true;
                     plShortVideoRecorder.deleteAllSections();
                     plShortVideoRecorder.beginSection();
@@ -210,6 +214,7 @@ public class RecordFragment extends MvpBindingFragment&lt;RecordFragmentView, Recor
                 }
             } else if (state == RecordCameraViewObservable.CLICK_RECODE_FINISH) {
                 //录制完成
+                abandonAudioFocus();
                 plShortVideoRecorder.endSection();
                 plShortVideoRecorder.concatSections(new PLVideoSaveListener() {
                     //视频保存完成
@@ -247,4 +252,34 @@ public class RecordFragment extends MvpBindingFragment&lt;RecordFragmentView, Recor
         }
     }
  
+    private boolean mAudioFocus;
+
+    /**
+     * 录音时获取音频焦点(关闭第三方音乐)
+     */
+    private void requestAudioFocus() {
+        if (mAudioFocus) return;
+        AudioManager audioManager = (AudioManager) Config.getContext().getSystemService(Context.AUDIO_SERVICE);
+        if (audioManager == null) return;
+
+        int result = audioManager.requestAudioFocus(null,
+                AudioManager.STREAM_MUSIC, // Use the music stream.
+                AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
+        if (result == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
+            mAudioFocus = true;
+        } else {
+            Log.e("media picker record", "AudioManager request Audio Focus result = " + result);
+        }
+    }
+
+    /**
+     * 录音结束恢复音频焦点
+     */
+    private void abandonAudioFocus() {
+        if (!mAudioFocus) return;
+        AudioManager audioManager = (AudioManager) Config.getContext().getSystemService(Context.AUDIO_SERVICE);
+        if (audioManager == null) return;
+        audioManager.abandonAudioFocus(null);
+        mAudioFocus = false;
+    }
 }