56 lines
1.9 KiB
Java
56 lines
1.9 KiB
Java
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package com.kofax.mobile.sdk.af;
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import com.google.android.gms.maps.model.BitmapDescriptorFactory;
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import com.google.common.primitives.UnsignedBytes;
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/* loaded from: classes3.dex */
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public class i implements com.kofax.mobile.sdk.aj.b {
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@Override // com.kofax.mobile.sdk.aj.b
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public int d(byte[] bArr, int i, int i2) {
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int i3 = i * i2;
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double d = 0.0d;
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int i4 = 0;
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int i5 = 0;
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while (i4 < i2) {
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int i6 = 0;
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int i7 = 0;
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while (i6 < i) {
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int i8 = bArr[(i5 * i) + i7] & UnsignedBytes.MAX_VALUE;
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int i9 = ((i5 >> 1) * i) + i3 + (i7 & (-2));
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byte b = bArr[i9];
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byte b2 = bArr[i9 + 1];
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if (i8 < 16) {
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i8 = 16;
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}
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float f = (i8 - 16) * 1.164f;
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float f2 = (b & UnsignedBytes.MAX_VALUE) - 128;
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float f3 = (1.596f * f2) + f;
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float f4 = (b2 & UnsignedBytes.MAX_VALUE) - 128;
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float f5 = (f - (f2 * 0.813f)) - (0.391f * f4);
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float f6 = f + (f4 * 2.018f);
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if (f3 < BitmapDescriptorFactory.HUE_RED) {
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f3 = 0.0f;
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} else if (f3 > 255.0f) {
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f3 = 255.0f;
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}
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if (f5 < BitmapDescriptorFactory.HUE_RED) {
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f5 = 0.0f;
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} else if (f5 > 255.0f) {
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f5 = 255.0f;
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}
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if (f6 < BitmapDescriptorFactory.HUE_RED) {
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f6 = 0.0f;
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} else if (f6 > 255.0f) {
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f6 = 255.0f;
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}
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d += (f3 * 0.114d) + (f5 * 0.587d) + (f6 * 0.299d);
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i6++;
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i7++;
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}
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i4++;
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i5++;
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}
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return (int) (d / i3);
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}
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}
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