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Code Issues Packages Projects Releases Wiki Activity

Check for hardware sampling rate automatically.

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This commit is contained in:
Themaister 2013-07-17 18:42:59 +02:00
parent 88e59454a5
commit d8ee306b61
2 changed files with 20 additions and 2 deletions
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2
android/phoenix/project.properties
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@ -11,4 +11,4 @@
#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
# Project target.
target=android-16
target=android-17

20
android/phoenix/src/org/retroarch/browser/RetroArch.java
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@ -10,6 +10,7 @@ import android.content.res.AssetManager;
import android.annotation.TargetApi;
import android.app.*;
import android.media.AudioManager;
import android.media.AudioTrack;
import android.net.Uri;
import android.os.*;
import android.preference.PreferenceManager;
@ -351,10 +352,27 @@ public class RetroArch extends Activity implements
return "/mnt/sd/retroarch.cfg";
}
@TargetApi(android.os.Build.VERSION_CODES.JELLY_BEAN_MR1)
private int getLowLatencyOptimalSamplingRate() {
AudioManager manager = (AudioManager)getApplicationContext().getSystemService(Context.AUDIO_SERVICE);
return Integer.parseInt(manager.getProperty(AudioManager.PROPERTY_OUTPUT_SAMPLE_RATE));
}
private int getOptimalSamplingRate() {
int ret;
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1)
ret = getLowLatencyOptimalSamplingRate();
else
ret = AudioTrack.getNativeOutputSampleRate(AudioManager.STREAM_MUSIC);
Log.i(TAG, "Using sampling rate: " + ret + " Hz");
return ret;
}
private void updateConfigFile() {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
config.setBoolean("audio_rate_control", prefs.getBoolean("audio_rate_control", true));
config.setInt("audio_out_rate", 44100); // Much better than 48000 on Nexus 10, need to investigate. Could fix most audio issues on Android.
config.setInt("audio_out_rate", getOptimalSamplingRate());
config.setBoolean("audio_enable", prefs.getBoolean("audio_enable", true));
config.setBoolean("video_smooth", prefs.getBoolean("video_smooth", true));
config.setBoolean("video_allow_rotate", prefs.getBoolean("video_allow_rotate", true));