package com.google.android.gms.internal.ads;

import android.media.LoudnessCodecController;
import android.media.MediaCodec;
import androidx.annotation.Nullable;
import java.util.HashSet;
import java.util.Iterator;

/* JADX INFO: loaded from: classes2.dex */
public final class nn2 {

    /* JADX INFO: renamed from: a, reason: collision with root package name */
    public final HashSet f14671a = new HashSet();

    @Nullable
    private LoudnessCodecController zzb;

    public final void a(int i10) {
        LoudnessCodecController loudnessCodecController = this.zzb;
        if (loudnessCodecController != null) {
            loudnessCodecController.close();
            this.zzb = null;
        }
        LoudnessCodecController loudnessCodecControllerCreate = LoudnessCodecController.create(i10, zzgzd.f19813a, new mn2(this));
        this.zzb = loudnessCodecControllerCreate;
        Iterator it = this.f14671a.iterator();
        while (it.hasNext()) {
            if (!loudnessCodecControllerCreate.addMediaCodec((MediaCodec) it.next())) {
                it.remove();
            }
        }
    }

    public final void b(MediaCodec mediaCodec) {
        LoudnessCodecController loudnessCodecController = this.zzb;
        if (loudnessCodecController == null || loudnessCodecController.addMediaCodec(mediaCodec)) {
            ih1.b1(this.f14671a.add(mediaCodec));
        }
    }

    public final void c(MediaCodec mediaCodec) {
        LoudnessCodecController loudnessCodecController;
        if (!this.f14671a.remove(mediaCodec) || (loudnessCodecController = this.zzb) == null) {
            return;
        }
        loudnessCodecController.removeMediaCodec(mediaCodec);
    }

    public final void d() {
        this.f14671a.clear();
        LoudnessCodecController loudnessCodecController = this.zzb;
        if (loudnessCodecController != null) {
            loudnessCodecController.close();
        }
    }
}