86 lines
2.4 KiB
Java
86 lines
2.4 KiB
Java
package com.google.android.gms.vision;
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import android.util.SparseArray;
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import com.google.android.gms.vision.Frame;
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/* loaded from: classes2.dex */
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public abstract class Detector<T> {
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private final Object zzad = new Object();
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private Processor<T> zzae;
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/* loaded from: classes2.dex */
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public interface Processor<T> {
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void receiveDetections(Detections<T> detections);
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void release();
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}
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public abstract SparseArray<T> detect(Frame frame);
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public boolean isOperational() {
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return true;
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}
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public boolean setFocus(int i) {
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return true;
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}
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public void release() {
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synchronized (this.zzad) {
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Processor<T> processor = this.zzae;
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if (processor != null) {
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processor.release();
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this.zzae = null;
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}
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}
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}
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public void receiveFrame(Frame frame) {
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Frame.Metadata metadata = new Frame.Metadata(frame.getMetadata());
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metadata.zzd();
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Detections<T> detections = new Detections<>(detect(frame), metadata, isOperational());
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synchronized (this.zzad) {
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Processor<T> processor = this.zzae;
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if (processor == null) {
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throw new IllegalStateException("Detector processor must first be set with setProcessor in order to receive detection results.");
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}
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processor.receiveDetections(detections);
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}
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}
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public void setProcessor(Processor<T> processor) {
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synchronized (this.zzad) {
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Processor<T> processor2 = this.zzae;
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if (processor2 != null) {
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processor2.release();
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}
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this.zzae = processor;
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}
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}
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/* loaded from: classes2.dex */
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public static class Detections<T> {
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private final SparseArray<T> zzaf;
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private final Frame.Metadata zzag;
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private final boolean zzah;
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public Detections(SparseArray<T> sparseArray, Frame.Metadata metadata, boolean z) {
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this.zzaf = sparseArray;
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this.zzag = metadata;
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this.zzah = z;
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}
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public Frame.Metadata getFrameMetadata() {
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return this.zzag;
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}
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public SparseArray<T> getDetectedItems() {
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return this.zzaf;
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}
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public boolean detectorIsOperational() {
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return this.zzah;
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}
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}
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}
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