| /* |
| * Copyright 2008 CoreMedia AG, 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.coremedia.iso.boxes; |
| |
| import com.coremedia.iso.IsoTypeReader; |
| import com.coremedia.iso.IsoTypeWriter; |
| import com.googlecode.mp4parser.AbstractFullBox; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * <code> |
| * Box Type: 'mvhd'<br> |
| * Container: {@link MovieBox} ('moov')<br> |
| * Mandatory: Yes<br> |
| * Quantity: Exactly one<br><br> |
| * </code> |
| * This box defines overall information which is media-independent, and relevant to the entire presentation |
| * considered as a whole. |
| */ |
| public class MovieHeaderBox extends AbstractFullBox { |
| private long creationTime; |
| private long modificationTime; |
| private long timescale; |
| private long duration; |
| private double rate = 1.0; |
| private float volume = 1.0f; |
| private long[] matrix = new long[]{0x00010000, 0, 0, 0, 0x00010000, 0, 0, 0, 0x40000000}; |
| private long nextTrackId; |
| |
| private int previewTime; |
| private int previewDuration; |
| private int posterTime; |
| private int selectionTime; |
| private int selectionDuration; |
| private int currentTime; |
| |
| |
| public static final String TYPE = "mvhd"; |
| |
| public MovieHeaderBox() { |
| super(TYPE); |
| } |
| |
| public long getCreationTime() { |
| return creationTime; |
| } |
| |
| public long getModificationTime() { |
| return modificationTime; |
| } |
| |
| public long getTimescale() { |
| return timescale; |
| } |
| |
| public long getDuration() { |
| return duration; |
| } |
| |
| public double getRate() { |
| return rate; |
| } |
| |
| public float getVolume() { |
| return volume; |
| } |
| |
| public long[] getMatrix() { |
| return matrix; |
| } |
| |
| public long getNextTrackId() { |
| return nextTrackId; |
| } |
| |
| protected long getContentSize() { |
| long contentSize = 4; |
| if (getVersion() == 1) { |
| contentSize += 28; |
| } else { |
| contentSize += 16; |
| } |
| contentSize += 80; |
| return contentSize; |
| } |
| |
| @Override |
| public void _parseDetails(ByteBuffer content) { |
| parseVersionAndFlags(content); |
| if (getVersion() == 1) { |
| creationTime = IsoTypeReader.readUInt64(content); |
| modificationTime = IsoTypeReader.readUInt64(content); |
| timescale = IsoTypeReader.readUInt32(content); |
| duration = IsoTypeReader.readUInt64(content); |
| } else { |
| creationTime = IsoTypeReader.readUInt32(content); |
| modificationTime = IsoTypeReader.readUInt32(content); |
| timescale = IsoTypeReader.readUInt32(content); |
| duration = IsoTypeReader.readUInt32(content); |
| } |
| rate = IsoTypeReader.readFixedPoint1616(content); |
| volume = IsoTypeReader.readFixedPoint88(content); |
| IsoTypeReader.readUInt16(content); |
| IsoTypeReader.readUInt32(content); |
| IsoTypeReader.readUInt32(content); |
| matrix = new long[9]; |
| for (int i = 0; i < 9; i++) { |
| matrix[i] = IsoTypeReader.readUInt32(content); |
| } |
| |
| previewTime = content.getInt(); |
| previewDuration = content.getInt(); |
| posterTime = content.getInt(); |
| selectionTime = content.getInt(); |
| selectionDuration = content.getInt(); |
| currentTime = content.getInt(); |
| |
| nextTrackId = IsoTypeReader.readUInt32(content); |
| |
| } |
| |
| public String toString() { |
| StringBuilder result = new StringBuilder(); |
| result.append("MovieHeaderBox["); |
| result.append("creationTime=").append(getCreationTime()); |
| result.append(";"); |
| result.append("modificationTime=").append(getModificationTime()); |
| result.append(";"); |
| result.append("timescale=").append(getTimescale()); |
| result.append(";"); |
| result.append("duration=").append(getDuration()); |
| result.append(";"); |
| result.append("rate=").append(getRate()); |
| result.append(";"); |
| result.append("volume=").append(getVolume()); |
| for (int i = 0; i < matrix.length; i++) { |
| result.append(";"); |
| result.append("matrix").append(i).append("=").append(matrix[i]); |
| } |
| result.append(";"); |
| result.append("nextTrackId=").append(getNextTrackId()); |
| result.append("]"); |
| return result.toString(); |
| } |
| |
| |
| @Override |
| protected void getContent(ByteBuffer byteBuffer) { |
| writeVersionAndFlags(byteBuffer); |
| if (getVersion() == 1) { |
| IsoTypeWriter.writeUInt64(byteBuffer, creationTime); |
| IsoTypeWriter.writeUInt64(byteBuffer, modificationTime); |
| IsoTypeWriter.writeUInt32(byteBuffer, timescale); |
| IsoTypeWriter.writeUInt64(byteBuffer, duration); |
| } else { |
| IsoTypeWriter.writeUInt32(byteBuffer, creationTime); |
| IsoTypeWriter.writeUInt32(byteBuffer, modificationTime); |
| IsoTypeWriter.writeUInt32(byteBuffer, timescale); |
| IsoTypeWriter.writeUInt32(byteBuffer, duration); |
| } |
| IsoTypeWriter.writeFixedPont1616(byteBuffer, rate); |
| IsoTypeWriter.writeFixedPont88(byteBuffer, volume); |
| IsoTypeWriter.writeUInt16(byteBuffer, 0); |
| IsoTypeWriter.writeUInt32(byteBuffer, 0); |
| IsoTypeWriter.writeUInt32(byteBuffer, 0); |
| |
| |
| for (int i = 0; i < 9; i++) { |
| IsoTypeWriter.writeUInt32(byteBuffer, matrix[i]); |
| } |
| |
| |
| byteBuffer.putInt(previewTime); |
| byteBuffer.putInt(previewDuration); |
| byteBuffer.putInt(posterTime); |
| byteBuffer.putInt(selectionTime); |
| byteBuffer.putInt(selectionDuration); |
| byteBuffer.putInt(currentTime); |
| |
| IsoTypeWriter.writeUInt32(byteBuffer, nextTrackId); |
| } |
| |
| |
| public void setCreationTime(long creationTime) { |
| this.creationTime = creationTime; |
| } |
| |
| public void setModificationTime(long modificationTime) { |
| this.modificationTime = modificationTime; |
| } |
| |
| public void setTimescale(long timescale) { |
| this.timescale = timescale; |
| } |
| |
| public void setDuration(long duration) { |
| this.duration = duration; |
| } |
| |
| public void setRate(double rate) { |
| this.rate = rate; |
| } |
| |
| public void setVolume(float volume) { |
| this.volume = volume; |
| } |
| |
| public void setMatrix(long[] matrix) { |
| this.matrix = matrix; |
| } |
| |
| public void setNextTrackId(long nextTrackId) { |
| this.nextTrackId = nextTrackId; |
| } |
| |
| public int getPreviewTime() { |
| return previewTime; |
| } |
| |
| public void setPreviewTime(int previewTime) { |
| this.previewTime = previewTime; |
| } |
| |
| public int getPreviewDuration() { |
| return previewDuration; |
| } |
| |
| public void setPreviewDuration(int previewDuration) { |
| this.previewDuration = previewDuration; |
| } |
| |
| public int getPosterTime() { |
| return posterTime; |
| } |
| |
| public void setPosterTime(int posterTime) { |
| this.posterTime = posterTime; |
| } |
| |
| public int getSelectionTime() { |
| return selectionTime; |
| } |
| |
| public void setSelectionTime(int selectionTime) { |
| this.selectionTime = selectionTime; |
| } |
| |
| public int getSelectionDuration() { |
| return selectionDuration; |
| } |
| |
| public void setSelectionDuration(int selectionDuration) { |
| this.selectionDuration = selectionDuration; |
| } |
| |
| public int getCurrentTime() { |
| return currentTime; |
| } |
| |
| public void setCurrentTime(int currentTime) { |
| this.currentTime = currentTime; |
| } |
| } |