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102 lines
2.9 KiB
Java
102 lines
2.9 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.android.exoplayer;
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/**
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* A container to store a start and end time in microseconds.
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*/
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public final class TimeRange {
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/**
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* Represents a range of time whose bounds change in bulk increments rather than smoothly over
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* time.
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*/
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public static final int TYPE_SNAPSHOT = 0;
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/**
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* The type of this time range.
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*/
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public final int type;
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private final long startTimeUs;
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private final long endTimeUs;
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/**
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* Create a new {@link TimeRange} of the appropriate type.
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*
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* @param type The type of the TimeRange.
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* @param startTimeUs The beginning of the TimeRange.
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* @param endTimeUs The end of the TimeRange.
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*/
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public TimeRange(int type, long startTimeUs, long endTimeUs) {
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this.type = type;
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this.startTimeUs = startTimeUs;
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this.endTimeUs = endTimeUs;
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}
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/**
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* Returns the start and end times (in milliseconds) of the TimeRange in the provided array,
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* or creates a new one.
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*
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* @param out An array to store the start and end times; can be null.
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* @return An array containing the start time (index 0) and end time (index 1) in milliseconds.
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*/
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public long[] getCurrentBoundsMs(long[] out) {
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out = getCurrentBoundsUs(out);
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out[0] /= 1000;
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out[1] /= 1000;
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return out;
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}
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/**
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* Returns the start and end times (in microseconds) of the TimeRange in the provided array,
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* or creates a new one.
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*
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* @param out An array to store the start and end times; can be null.
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* @return An array containing the start time (index 0) and end time (index 1) in microseconds.
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*/
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public long[] getCurrentBoundsUs(long[] out) {
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if (out == null || out.length < 2) {
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out = new long[2];
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}
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out[0] = startTimeUs;
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out[1] = endTimeUs;
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return out;
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}
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@Override
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public int hashCode() {
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int hashCode = 0;
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hashCode |= type << 30;
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hashCode |= (((startTimeUs + endTimeUs) / 1000) & 0x3FFFFFFF);
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return hashCode;
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}
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@Override
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public boolean equals(Object other) {
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if (other == this) {
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return true;
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}
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if (other instanceof TimeRange) {
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TimeRange otherTimeRange = (TimeRange) other;
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return (otherTimeRange.type == type) && (otherTimeRange.startTimeUs == startTimeUs)
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&& (otherTimeRange.endTimeUs == endTimeUs);
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} else {
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return false;
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}
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}
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}
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