Java tutorial
//package com.java2s; /* * Copyright (C) 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { /** * Parses a WebVTT timestamp. * * @param timestamp The timestamp string. * @return The parsed timestamp in microseconds. * @throws NumberFormatException If the timestamp could not be parsed. */ public static long parseTimestampUs(String timestamp) throws NumberFormatException { long value = 0; String[] parts = timestamp.split("\\.", 2); String[] subparts = parts[0].split(":"); for (int i = 0; i < subparts.length; i++) { value = value * 60 + Long.parseLong(subparts[i]); } return (value * 1000 + Long.parseLong(parts[1])) * 1000; } }