package com.baidu.cloud.videocache;

import android.net.Uri;
import android.text.TextUtils;
import java.util.Scanner;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/* loaded from: classes.dex */
public class c {
    private static final Logger a = LoggerFactory.getLogger("HlsPlaylistUtil");

    private static String a(String str, String str2, String str3) {
        if (str3 == null || str3.isEmpty()) {
            return str3;
        }
        Uri a2 = ac.a(str, str2);
        return TextUtils.isEmpty(a2.toString()) ? str3 : str3.replace(str2, z.b(a2.toString()));
    }

    private static boolean a(Scanner scanner) {
        return scanner != null && scanner.hasNextLine() && "#EXTM3U".equals(scanner.nextLine());
    }

    public static byte[] a(byte[] bArr, String str) {
        if (bArr == null || bArr.length == 0) {
            return null;
        }
        String trim = new String(bArr).trim();
        Scanner scanner = new Scanner(trim);
        if (!a(scanner)) {
            a.debug("Input does not start with the #EXTM3U.url :" + str);
            return null;
        }
        char c = 65535;
        while (scanner.hasNextLine()) {
            String trim2 = scanner.nextLine().trim();
            if (c == 65535) {
                if (trim2.startsWith("#EXT-X-STREAM-INF")) {
                    c = 1;
                } else if (trim2.startsWith("#EXT-X-TARGETDURATION") || trim2.startsWith("#EXT-X-MEDIA-SEQUENCE") || trim2.startsWith("#EXTINF") || trim2.startsWith("#EXT-X-KEY") || trim2.startsWith("#EXT-X-BYTERANGE") || trim2.equals("#EXT-X-DISCONTINUITY") || trim2.equals("#EXT-X-DISCONTINUITY-SEQUENCE") || trim2.equals("#EXT-X-ENDLIST")) {
                    c = 2;
                }
            }
            if (c == 1) {
                if (trim2.startsWith("#EXT-X-STREAM-INF")) {
                    trim2 = scanner.nextLine();
                    trim = a(str, trim2, trim);
                }
            } else if (c == 2 && !trim2.startsWith("#")) {
                trim = a(str, trim2, trim);
            }
        }
        scanner.close();
        a.debug("Convert completed:\n" + trim);
        return trim.getBytes();
    }
}