| /* |
| * Copyright 2012 Sebastian Annies, Hamburg |
| * |
| * 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. |
| */ |
| package com.googlecode.mp4parser.authoring.tracks; |
| |
| import com.coremedia.iso.boxes.*; |
| import com.googlecode.mp4parser.authoring.AbstractTrack; |
| import com.googlecode.mp4parser.authoring.Track; |
| import com.googlecode.mp4parser.authoring.TrackMetaData; |
| |
| import java.nio.ByteBuffer; |
| import java.util.AbstractList; |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| /** |
| * Generates a Track where a single sample has been replaced by a given <code>ByteBuffer</code>. |
| */ |
| |
| public class ReplaceSampleTrack extends AbstractTrack { |
| Track origTrack; |
| private long sampleNumber; |
| private ByteBuffer sampleContent; |
| private List<ByteBuffer> samples; |
| |
| public ReplaceSampleTrack(Track origTrack, long sampleNumber, ByteBuffer content) { |
| this.origTrack = origTrack; |
| this.sampleNumber = sampleNumber; |
| this.sampleContent = content; |
| this.samples = new ReplaceASingleEntryList(); |
| |
| } |
| |
| public List<ByteBuffer> getSamples() { |
| return samples; |
| } |
| |
| public SampleDescriptionBox getSampleDescriptionBox() { |
| return origTrack.getSampleDescriptionBox(); |
| } |
| |
| public List<TimeToSampleBox.Entry> getDecodingTimeEntries() { |
| return origTrack.getDecodingTimeEntries(); |
| |
| } |
| |
| public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() { |
| return origTrack.getCompositionTimeEntries(); |
| |
| } |
| |
| synchronized public long[] getSyncSamples() { |
| return origTrack.getSyncSamples(); |
| } |
| |
| public List<SampleDependencyTypeBox.Entry> getSampleDependencies() { |
| return origTrack.getSampleDependencies(); |
| } |
| |
| public TrackMetaData getTrackMetaData() { |
| return origTrack.getTrackMetaData(); |
| } |
| |
| public String getHandler() { |
| return origTrack.getHandler(); |
| } |
| |
| public Box getMediaHeaderBox() { |
| return origTrack.getMediaHeaderBox(); |
| } |
| |
| public SubSampleInformationBox getSubsampleInformationBox() { |
| return origTrack.getSubsampleInformationBox(); |
| } |
| |
| private class ReplaceASingleEntryList extends AbstractList<ByteBuffer> { |
| @Override |
| public ByteBuffer get(int index) { |
| if (ReplaceSampleTrack.this.sampleNumber == index) { |
| return ReplaceSampleTrack.this.sampleContent; |
| } else { |
| return ReplaceSampleTrack.this.origTrack.getSamples().get(index); |
| } |
| } |
| |
| @Override |
| public int size() { |
| return ReplaceSampleTrack.this.origTrack.getSamples().size(); |
| } |
| } |
| |
| } |