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Merge pull request #12836 from JosJuice/opensles-buffer-size

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Android: Ask system for optimal audio buffer size and sample rate
This commit is contained in:
JMC47
2025-06-07 23:07:37 -04:00
committed by GitHub
parent 19fbbf0dba f99d3dbd5c
commit 24b0bf01d5
5 changed files with 156 additions and 70 deletions
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28
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/utils/AudioUtils.kt Normal file
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package org.dolphinemu.dolphinemu.utils
import android.content.Context
import android.media.AudioManager
import androidx.annotation.Keep
import org.dolphinemu.dolphinemu.DolphinApplication
object AudioUtils {
@JvmStatic @Keep
fun getSampleRate(): Int =
getAudioServiceProperty(AudioManager.PROPERTY_OUTPUT_SAMPLE_RATE, 48000)
@JvmStatic @Keep
fun getFramesPerBuffer(): Int =
getAudioServiceProperty(AudioManager.PROPERTY_OUTPUT_FRAMES_PER_BUFFER, 256)
private fun getAudioServiceProperty(property: String, fallback: Int): Int {
return try {
val context = DolphinApplication.getAppContext()
val am = context.getSystemService(Context.AUDIO_SERVICE) as AudioManager
Integer.parseUnsignedInt(am.getProperty(property))
} catch (e: NullPointerException) {
fallback
} catch (e: NumberFormatException) {
fallback
}
}
}