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Pass sample rate and frames/buffer to opensl_latency.cpp to be used with Oboe later.

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This commit is contained in:
Miku AuahDark
2020-12-24 20:08:47 +08:00
parent 321fd15d99
commit b96fd660f9
2 changed files with 32 additions and 7 deletions
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love/src/jni/openal-soft/Android.mk
+2 -6
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@@ -120,7 +120,8 @@ LOCAL_SRC_FILES := \
alc/uhjfilter.cpp \
alc/uiddefs.cpp \
alc/voice.cpp \
alc/mixer/mixer_c.cpp
alc/mixer/mixer_c.cpp \
opensl_latency.cpp
#
# Conditionals source files
@@ -159,11 +160,6 @@ LOCAL_SRC_FILES += \
alc/backends/opensl.cpp \
alc/backends/wave.cpp
#
# OpenSL latency setting workaround
#
LOCAL_SRC_FILES += opensl_latency.cpp
#
# Libraries related
#
love/src/main/java/org/love2d/android/GameActivity.java
+30 -1
View File
@@ -66,9 +66,11 @@ public class GameActivity extends SDLActivity {
public int safeAreaBottom = 0;
public int safeAreaRight = 0;
private static native void nativeSetDefaultStreamValues(int sampleRate, int framesPerBurst);
@Override
protected String[] getLibraries() {
return new String[]{
return new String[] {
"c++_shared",
"mpg123",
"openal",
@@ -117,6 +119,9 @@ public class GameActivity extends SDLActivity {
super.onCreate(savedInstanceState);
getWindowManager().getDefaultDisplay().getMetrics(metrics);
// Set low-latency audio values
nativeSetDefaultStreamValues(getAudioFreq(), getAudioSMP());
if (android.os.Build.VERSION.SDK_INT >= 28) {
getWindow().getAttributes().layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_NEVER;
shortEdgesMode = false;
@@ -534,4 +539,28 @@ public class GameActivity extends SDLActivity {
return false;
}
public int getAudioSMP() {
int smp = 256;
if (android.os.Build.VERSION.SDK_INT >= 17) {
AudioManager a = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
int b = Integer.parseInt(a.getProperty(AudioManager.PROPERTY_OUTPUT_FRAMES_PER_BUFFER));
return b > 0 ? b : smp;
}
return smp;
}
public int getAudioFreq() {
int freq = 44100;
if (android.os.Build.VERSION.SDK_INT >= 17) {
AudioManager a = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
int b = Integer.parseInt(a.getProperty(AudioManager.PROPERTY_OUTPUT_SAMPLE_RATE));
return b > 0 ? b : freq;
}
return freq;
}
}