com.coremedia.iso.boxes.VideoMediaHeaderBox Maven / Gradle / Ivy
/*
* 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 java.nio.ByteBuffer;
/**
* 4cc = "{@value #TYPE}"
* The video media header contains general presentation information, independent of the coding, for video
* media. Note that the flags field has the value 1.
*/
public class VideoMediaHeaderBox extends AbstractMediaHeaderBox {
private int graphicsmode = 0;
private int[] opcolor = new int[]{0, 0, 0};
public static final String TYPE = "vmhd";
public VideoMediaHeaderBox() {
super(TYPE);
setFlags(1); // 1 is default.
}
public int getGraphicsmode() {
return graphicsmode;
}
public int[] getOpcolor() {
return opcolor;
}
protected long getContentSize() {
return 12;
}
@Override
public void _parseDetails(ByteBuffer content) {
parseVersionAndFlags(content);
graphicsmode = IsoTypeReader.readUInt16(content);
opcolor = new int[3];
for (int i = 0; i < 3; i++) {
opcolor[i] = IsoTypeReader.readUInt16(content);
}
}
@Override
protected void getContent(ByteBuffer byteBuffer) {
writeVersionAndFlags(byteBuffer);
IsoTypeWriter.writeUInt16(byteBuffer, graphicsmode);
for (int anOpcolor : opcolor) {
IsoTypeWriter.writeUInt16(byteBuffer, anOpcolor);
}
}
public String toString() {
return "VideoMediaHeaderBox[graphicsmode=" + getGraphicsmode() + ";opcolor0=" + getOpcolor()[0] + ";opcolor1=" + getOpcolor()[1] + ";opcolor2=" + getOpcolor()[2] + "]";
}
public void setOpcolor(int[] opcolor) {
this.opcolor = opcolor;
}
public void setGraphicsmode(int graphicsmode) {
this.graphicsmode = graphicsmode;
}
}