283 lines
6.4 KiB
Smali
283 lines
6.4 KiB
Smali
.class Lorg/webrtc/DynamicBitrateAdjuster;
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.super Lorg/webrtc/BaseBitrateAdjuster;
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.source "DynamicBitrateAdjuster.java"
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# static fields
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.field private static final BITRATE_ADJUSTMENT_MAX_SCALE:D = 4.0
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.field private static final BITRATE_ADJUSTMENT_SEC:D = 3.0
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.field private static final BITRATE_ADJUSTMENT_STEPS:I = 0x14
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.field private static final BITS_PER_BYTE:D = 8.0
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# instance fields
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.field private bitrateAdjustmentScaleExp:I
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.field private deviationBytes:D
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.field private timeSinceLastAdjustmentMs:D
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# direct methods
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.method constructor <init>()V
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.locals 2
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invoke-direct {p0}, Lorg/webrtc/BaseBitrateAdjuster;-><init>()V
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const-wide/16 v0, 0x0
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iput-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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iput-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->timeSinceLastAdjustmentMs:D
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const/4 v0, 0x0
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iput v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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return-void
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.end method
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# virtual methods
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.method public getAdjustedBitrateBps()I
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.locals 6
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iget v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetBitrateBps:I
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int-to-double v0, v0
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iget v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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int-to-double v2, v2
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const-wide/high16 v4, 0x4034000000000000L # 20.0
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invoke-static {v2, v3}, Ljava/lang/Double;->isNaN(D)Z
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div-double/2addr v2, v4
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const-wide/high16 v4, 0x4010000000000000L # 4.0
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invoke-static {v4, v5, v2, v3}, Ljava/lang/Math;->pow(DD)D
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move-result-wide v2
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invoke-static {v0, v1}, Ljava/lang/Double;->isNaN(D)Z
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mul-double v0, v0, v2
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double-to-int v0, v0
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return v0
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.end method
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.method public reportEncodedFrame(I)V
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.locals 8
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iget v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetFps:I
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if-nez v0, :cond_0
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return-void
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:cond_0
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iget v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetBitrateBps:I
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int-to-double v0, v0
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const-wide/high16 v2, 0x4020000000000000L # 8.0
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invoke-static {v0, v1}, Ljava/lang/Double;->isNaN(D)Z
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div-double/2addr v0, v2
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iget v4, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetFps:I
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int-to-double v4, v4
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invoke-static {v4, v5}, Ljava/lang/Double;->isNaN(D)Z
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div-double/2addr v0, v4
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iget-wide v4, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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int-to-double v6, p1
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invoke-static {v6, v7}, Ljava/lang/Double;->isNaN(D)Z
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sub-double/2addr v6, v0
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add-double/2addr v4, v6
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iput-wide v4, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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iget-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->timeSinceLastAdjustmentMs:D
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const-wide v4, 0x408f400000000000L # 1000.0
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iget p1, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetFps:I
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int-to-double v6, p1
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invoke-static {v6, v7}, Ljava/lang/Double;->isNaN(D)Z
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div-double/2addr v4, v6
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add-double/2addr v0, v4
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iput-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->timeSinceLastAdjustmentMs:D
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iget p1, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetBitrateBps:I
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int-to-double v0, p1
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invoke-static {v0, v1}, Ljava/lang/Double;->isNaN(D)Z
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div-double/2addr v0, v2
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const-wide/high16 v2, 0x4008000000000000L # 3.0
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mul-double v2, v2, v0
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iget-wide v4, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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invoke-static {v4, v5, v2, v3}, Ljava/lang/Math;->min(DD)D
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move-result-wide v4
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iput-wide v4, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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iget-wide v4, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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neg-double v2, v2
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invoke-static {v4, v5, v2, v3}, Ljava/lang/Math;->max(DD)D
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move-result-wide v2
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iput-wide v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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iget-wide v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->timeSinceLastAdjustmentMs:D
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const-wide v4, 0x40a7700000000000L # 3000.0
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cmpg-double p1, v2, v4
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if-gtz p1, :cond_1
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return-void
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:cond_1
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iget-wide v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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const-wide/high16 v4, 0x3fe0000000000000L # 0.5
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cmpl-double p1, v2, v0
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if-lez p1, :cond_2
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div-double/2addr v2, v0
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add-double/2addr v2, v4
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double-to-int p1, v2
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iget v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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sub-int/2addr v2, p1
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iput v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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iget p1, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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const/16 v2, -0x14
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invoke-static {p1, v2}, Ljava/lang/Math;->max(II)I
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move-result p1
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iput p1, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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iput-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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goto :goto_0
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:cond_2
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neg-double v6, v0
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cmpg-double p1, v2, v6
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if-gez p1, :cond_3
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neg-double v2, v2
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div-double/2addr v2, v0
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add-double/2addr v2, v4
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double-to-int p1, v2
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iget v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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add-int/2addr v0, p1
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iput v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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iget p1, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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const/16 v0, 0x14
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invoke-static {p1, v0}, Ljava/lang/Math;->min(II)I
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move-result p1
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iput p1, p0, Lorg/webrtc/DynamicBitrateAdjuster;->bitrateAdjustmentScaleExp:I
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iput-wide v6, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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:cond_3
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:goto_0
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const-wide/16 v0, 0x0
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iput-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->timeSinceLastAdjustmentMs:D
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return-void
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.end method
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.method public setTargets(II)V
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.locals 4
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iget v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetBitrateBps:I
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if-lez v0, :cond_0
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iget v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetBitrateBps:I
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if-ge p1, v0, :cond_0
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iget-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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int-to-double v2, p1
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invoke-static {v2, v3}, Ljava/lang/Double;->isNaN(D)Z
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mul-double v0, v0, v2
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iget v2, p0, Lorg/webrtc/DynamicBitrateAdjuster;->targetBitrateBps:I
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int-to-double v2, v2
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invoke-static {v2, v3}, Ljava/lang/Double;->isNaN(D)Z
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div-double/2addr v0, v2
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iput-wide v0, p0, Lorg/webrtc/DynamicBitrateAdjuster;->deviationBytes:D
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:cond_0
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invoke-super {p0, p1, p2}, Lorg/webrtc/BaseBitrateAdjuster;->setTargets(II)V
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return-void
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.end method
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