Merge pull request #1569 from LiPengfei0106/master

MicrophoneSource support setPreferredDevice
pedroSG94 · Sep 4, 2024 · a83c85b · a83c85b
2 parents e65ad62 + 64caf7a
commit a83c85b
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Showing 2 changed files with 26 additions and 1 deletion.
diff --git a/encoder/src/main/java/com/pedro/encoder/input/audio/MicrophoneManager.java b/encoder/src/main/java/com/pedro/encoder/input/audio/MicrophoneManager.java
@@ -17,6 +17,7 @@
 package com.pedro.encoder.input.audio;
 
 import android.annotation.SuppressLint;
+import android.media.AudioDeviceInfo;
 import android.media.AudioFormat;
 import android.media.AudioPlaybackCaptureConfiguration;
 import android.media.AudioRecord;
@@ -27,6 +28,8 @@
 import android.os.HandlerThread;
 import android.util.Log;
 
+import androidx.annotation.RequiresApi;
+
 import com.pedro.encoder.Frame;
 
 /**
@@ -185,6 +188,15 @@ private void init() {
     }
   }
 
+  @RequiresApi(api = Build.VERSION_CODES.M)
+  public boolean setPreferredDevice(AudioDeviceInfo deviceInfo){
+    if(audioRecord == null) {
+      Log.w(TAG, "audioRecord not created");
+      return false;
+    }
+    return audioRecord.setPreferredDevice(deviceInfo);
+  }
+
   public void mute() {
     muted = true;
   }

diff --git a/library/src/main/java/com/pedro/library/util/sources/audio/MicrophoneSource.kt b/library/src/main/java/com/pedro/library/util/sources/audio/MicrophoneSource.kt
@@ -16,7 +16,10 @@
 
 package com.pedro.library.util.sources.audio
 
+import android.media.AudioDeviceInfo
 import android.media.MediaRecorder
+import android.os.Build
+import androidx.annotation.RequiresApi
 import com.pedro.encoder.Frame
 import com.pedro.encoder.input.audio.GetMicrophoneData
 import com.pedro.encoder.input.audio.MicrophoneManager
@@ -25,10 +28,11 @@ import com.pedro.encoder.input.audio.MicrophoneManager
  * Created by pedro on 12/1/24.
  */
 class MicrophoneSource(
-  var audioSource: Int = MediaRecorder.AudioSource.DEFAULT
+  var audioSource: Int = MediaRecorder.AudioSource.DEFAULT,
 ): AudioSource(), GetMicrophoneData {
 
   private val microphone = MicrophoneManager(this)
+  private var preferredDevice: AudioDeviceInfo? = null
 
   override fun create(sampleRate: Int, isStereo: Boolean, echoCanceler: Boolean, noiseSuppressor: Boolean): Boolean {
     //create microphone to confirm valid parameters
@@ -39,13 +43,22 @@ class MicrophoneSource(
     return true
   }
 
+  @RequiresApi(api = Build.VERSION_CODES.M)
+  fun setPreferredDevice(deviceInfo: AudioDeviceInfo?): Boolean {
+    preferredDevice = deviceInfo
+    return microphone.setPreferredDevice(deviceInfo)
+  }
+
   override fun start(getMicrophoneData: GetMicrophoneData) {
     this.getMicrophoneData = getMicrophoneData
     if (!isRunning()) {
       val result = microphone.createMicrophone(audioSource, sampleRate, isStereo, echoCanceler, noiseSuppressor)
       if (!result) {
         throw IllegalArgumentException("Failed to create microphone audio source")
       }
+      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+        microphone.setPreferredDevice(preferredDevice)
+      }
       microphone.start()
     }
   }