280 lines
6.2 KiB
Smali
280 lines
6.2 KiB
Smali
.class public Lorg/webrtc/audio/WebRtcAudioManager;
|
|
.super Ljava/lang/Object;
|
|
.source "WebRtcAudioManager.java"
|
|
|
|
|
|
# static fields
|
|
.field public static final BITS_PER_SAMPLE:I = 0x10
|
|
|
|
.field public static final DEFAULT_FRAME_PER_BUFFER:I = 0x100
|
|
|
|
.field public static final DEFAULT_SAMPLE_RATE_HZ:I = 0x3e80
|
|
|
|
.field public static final TAG:Ljava/lang/String; = "WebRtcAudioManagerExternal"
|
|
|
|
|
|
# direct methods
|
|
.method public constructor <init>()V
|
|
.locals 0
|
|
|
|
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
|
|
|
|
return-void
|
|
.end method
|
|
|
|
.method public static getAudioManager(Landroid/content/Context;)Landroid/media/AudioManager;
|
|
.locals 1
|
|
.annotation build Lorg/webrtc/CalledByNative;
|
|
.end annotation
|
|
|
|
const-string v0, "audio"
|
|
|
|
invoke-virtual {p0, v0}, Landroid/content/Context;->getSystemService(Ljava/lang/String;)Ljava/lang/Object;
|
|
|
|
move-result-object p0
|
|
|
|
check-cast p0, Landroid/media/AudioManager;
|
|
|
|
return-object p0
|
|
.end method
|
|
|
|
.method public static getInputBufferSize(Landroid/content/Context;Landroid/media/AudioManager;II)I
|
|
.locals 0
|
|
.annotation build Lorg/webrtc/CalledByNative;
|
|
.end annotation
|
|
|
|
invoke-static {p0}, Lorg/webrtc/audio/WebRtcAudioManager;->isLowLatencyInputSupported(Landroid/content/Context;)Z
|
|
|
|
move-result p0
|
|
|
|
if-eqz p0, :cond_0
|
|
|
|
invoke-static {p1}, Lorg/webrtc/audio/WebRtcAudioManager;->getLowLatencyFramesPerBuffer(Landroid/media/AudioManager;)I
|
|
|
|
move-result p0
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
invoke-static {p2, p3}, Lorg/webrtc/audio/WebRtcAudioManager;->getMinInputFrameSize(II)I
|
|
|
|
move-result p0
|
|
|
|
:goto_0
|
|
return p0
|
|
.end method
|
|
|
|
.method public static getLowLatencyFramesPerBuffer(Landroid/media/AudioManager;)I
|
|
.locals 1
|
|
|
|
const-string v0, "android.media.property.OUTPUT_FRAMES_PER_BUFFER"
|
|
|
|
invoke-virtual {p0, v0}, Landroid/media/AudioManager;->getProperty(Ljava/lang/String;)Ljava/lang/String;
|
|
|
|
move-result-object p0
|
|
|
|
if-nez p0, :cond_0
|
|
|
|
const/16 p0, 0x100
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
invoke-static {p0}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
|
|
|
|
move-result p0
|
|
|
|
:goto_0
|
|
return p0
|
|
.end method
|
|
|
|
.method public static getMinInputFrameSize(II)I
|
|
.locals 2
|
|
|
|
mul-int/lit8 v0, p1, 0x2
|
|
|
|
const/4 v1, 0x1
|
|
|
|
if-ne p1, v1, :cond_0
|
|
|
|
const/16 p1, 0x10
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
const/16 p1, 0xc
|
|
|
|
:goto_0
|
|
const/4 v1, 0x2
|
|
|
|
invoke-static {p0, p1, v1}, Landroid/media/AudioRecord;->getMinBufferSize(III)I
|
|
|
|
move-result p0
|
|
|
|
div-int/2addr p0, v0
|
|
|
|
return p0
|
|
.end method
|
|
|
|
.method public static getMinOutputFrameSize(II)I
|
|
.locals 2
|
|
|
|
mul-int/lit8 v0, p1, 0x2
|
|
|
|
const/4 v1, 0x1
|
|
|
|
if-ne p1, v1, :cond_0
|
|
|
|
const/4 p1, 0x4
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
const/16 p1, 0xc
|
|
|
|
:goto_0
|
|
const/4 v1, 0x2
|
|
|
|
invoke-static {p0, p1, v1}, Landroid/media/AudioTrack;->getMinBufferSize(III)I
|
|
|
|
move-result p0
|
|
|
|
div-int/2addr p0, v0
|
|
|
|
return p0
|
|
.end method
|
|
|
|
.method public static getOutputBufferSize(Landroid/content/Context;Landroid/media/AudioManager;II)I
|
|
.locals 0
|
|
.annotation build Lorg/webrtc/CalledByNative;
|
|
.end annotation
|
|
|
|
invoke-static {p0}, Lorg/webrtc/audio/WebRtcAudioManager;->isLowLatencyOutputSupported(Landroid/content/Context;)Z
|
|
|
|
move-result p0
|
|
|
|
if-eqz p0, :cond_0
|
|
|
|
invoke-static {p1}, Lorg/webrtc/audio/WebRtcAudioManager;->getLowLatencyFramesPerBuffer(Landroid/media/AudioManager;)I
|
|
|
|
move-result p0
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
invoke-static {p2, p3}, Lorg/webrtc/audio/WebRtcAudioManager;->getMinOutputFrameSize(II)I
|
|
|
|
move-result p0
|
|
|
|
:goto_0
|
|
return p0
|
|
.end method
|
|
|
|
.method public static getSampleRate(Landroid/media/AudioManager;)I
|
|
.locals 3
|
|
.annotation build Lorg/webrtc/CalledByNative;
|
|
.end annotation
|
|
|
|
invoke-static {}, Lorg/webrtc/audio/WebRtcAudioUtils;->runningOnEmulator()Z
|
|
|
|
move-result v0
|
|
|
|
const-string v1, "WebRtcAudioManagerExternal"
|
|
|
|
if-eqz v0, :cond_0
|
|
|
|
const-string p0, "Running emulator, overriding sample rate to 8 kHz."
|
|
|
|
invoke-static {v1, p0}, Lorg/webrtc/Logging;->d(Ljava/lang/String;Ljava/lang/String;)V
|
|
|
|
const/16 p0, 0x1f40
|
|
|
|
return p0
|
|
|
|
:cond_0
|
|
invoke-static {p0}, Lorg/webrtc/audio/WebRtcAudioManager;->getSampleRateForApiLevel(Landroid/media/AudioManager;)I
|
|
|
|
move-result p0
|
|
|
|
new-instance v0, Ljava/lang/StringBuilder;
|
|
|
|
invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V
|
|
|
|
const-string v2, "Sample rate is set to "
|
|
|
|
invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
|
|
|
|
invoke-virtual {v0, p0}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
|
|
|
|
const-string v2, " Hz"
|
|
|
|
invoke-virtual {v0, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
|
|
|
|
invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
|
|
|
|
move-result-object v0
|
|
|
|
invoke-static {v1, v0}, Lorg/webrtc/Logging;->d(Ljava/lang/String;Ljava/lang/String;)V
|
|
|
|
return p0
|
|
.end method
|
|
|
|
.method public static getSampleRateForApiLevel(Landroid/media/AudioManager;)I
|
|
.locals 1
|
|
|
|
const-string v0, "android.media.property.OUTPUT_SAMPLE_RATE"
|
|
|
|
invoke-virtual {p0, v0}, Landroid/media/AudioManager;->getProperty(Ljava/lang/String;)Ljava/lang/String;
|
|
|
|
move-result-object p0
|
|
|
|
if-nez p0, :cond_0
|
|
|
|
const/16 p0, 0x3e80
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
invoke-static {p0}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
|
|
|
|
move-result p0
|
|
|
|
:goto_0
|
|
return p0
|
|
.end method
|
|
|
|
.method public static isLowLatencyInputSupported(Landroid/content/Context;)Z
|
|
.locals 0
|
|
|
|
invoke-static {p0}, Lorg/webrtc/audio/WebRtcAudioManager;->isLowLatencyOutputSupported(Landroid/content/Context;)Z
|
|
|
|
move-result p0
|
|
|
|
if-eqz p0, :cond_0
|
|
|
|
const/4 p0, 0x1
|
|
|
|
goto :goto_0
|
|
|
|
:cond_0
|
|
const/4 p0, 0x0
|
|
|
|
:goto_0
|
|
return p0
|
|
.end method
|
|
|
|
.method public static isLowLatencyOutputSupported(Landroid/content/Context;)Z
|
|
.locals 1
|
|
|
|
invoke-virtual {p0}, Landroid/content/Context;->getPackageManager()Landroid/content/pm/PackageManager;
|
|
|
|
move-result-object p0
|
|
|
|
const-string v0, "android.hardware.audio.low_latency"
|
|
|
|
invoke-virtual {p0, v0}, Landroid/content/pm/PackageManager;->hasSystemFeature(Ljava/lang/String;)Z
|
|
|
|
move-result p0
|
|
|
|
return p0
|
|
.end method
|