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Add an option to allow equalizer effects

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This commit is contained in:
Cameron Gutman
2022-07-22 00:23:11 -05:00
parent 6cf9b25c04
commit fe322590cc
6 changed files with 50 additions and 13 deletions
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10
app/src/main/java/com/limelight/binding/PlatformBinding.java
View File

@@ -8,16 +8,6 @@ import com.limelight.nvstream.av.audio.AudioRenderer;
import com.limelight.nvstream.http.LimelightCryptoProvider;
public class PlatformBinding {
public static String getDeviceName() {
String deviceName = android.os.Build.MODEL;
deviceName = deviceName.replace(" ", "");
return deviceName;
}
public static AudioRenderer getAudioRenderer() {
return new AndroidAudioRenderer();
}
public static LimelightCryptoProvider getCryptoProvider(Context c) {
return new AndroidCryptoProvider(c);
}

38
app/src/main/java/com/limelight/binding/audio/AndroidAudioRenderer.java
View File

@@ -1,9 +1,12 @@
package com.limelight.binding.audio;
import android.content.Context;
import android.content.Intent;
import android.media.AudioAttributes;
import android.media.AudioFormat;
import android.media.AudioManager;
import android.media.AudioTrack;
import android.media.audiofx.AudioEffect;
import android.os.Build;
import com.limelight.LimeLog;
@@ -12,8 +15,16 @@ import com.limelight.nvstream.jni.MoonBridge;
public class AndroidAudioRenderer implements AudioRenderer {
private final Context context;
private final boolean enableAudioFx;
private AudioTrack track;
public AndroidAudioRenderer(Context context, boolean enableAudioFx) {
this.context = context;
this.enableAudioFx = enableAudioFx;
}
private AudioTrack createAudioTrack(int channelConfig, int sampleRate, int bufferSize, boolean lowLatency) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
return new AudioTrack(AudioManager.STREAM_MUSIC,
@@ -161,6 +172,12 @@ public class AndroidAudioRenderer implements AudioRenderer {
continue;
}
// Skip low latency options when using audio effects, since low latency mode
// precludes the use of the audio effect pipeline (as of Android 13).
if (enableAudioFx && lowLatency) {
continue;
}
try {
track = createAudioTrack(channelConfig, sampleRate, bufferSize, lowLatency);
track.play();
@@ -203,10 +220,27 @@ public class AndroidAudioRenderer implements AudioRenderer {
}
@Override
public void start() {}
public void start() {
if (enableAudioFx) {
// Open an audio effect control session to allow equalizers to apply audio effects
Intent i = new Intent(AudioEffect.ACTION_OPEN_AUDIO_EFFECT_CONTROL_SESSION);
i.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, track.getAudioSessionId());
i.putExtra(AudioEffect.EXTRA_PACKAGE_NAME, context.getPackageName());
i.putExtra(AudioEffect.EXTRA_CONTENT_TYPE, AudioEffect.CONTENT_TYPE_GAME);
context.sendBroadcast(i);
}
}
@Override
public void stop() {}
public void stop() {
if (enableAudioFx) {
// Close our audio effect control session when we're stopping
Intent i = new Intent(AudioEffect.ACTION_CLOSE_AUDIO_EFFECT_CONTROL_SESSION);
i.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, track.getAudioSessionId());
i.putExtra(AudioEffect.EXTRA_PACKAGE_NAME, context.getPackageName());
context.sendBroadcast(i);
}
}
@Override
public void cleanup() {