Java BoxParser类代码示例

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
/**
 * Read the box's content from a byte channel without parsing it. Parsing is done on-demand.
 *
 * @param readableByteChannel the (part of the) iso file to parse
 * @param contentSize         expected contentSize of the box
 * @param boxParser           creates inner boxes
 * @throws IOException in case of an I/O error.
 */
@DoNotParseDetail
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
    if (readableByteChannel instanceof FileChannel && contentSize > MEM_MAP_THRESHOLD) {
        // todo: if I map this here delayed I could use transferFrom/transferTo in the getBox method
        // todo: potentially this could speed up writing.
        //
        // It's quite expensive to map a file into the memory. Just do it when the box is larger than a MB.
        content = ((FileChannel) readableByteChannel).map(FileChannel.MapMode.READ_ONLY, ((FileChannel) readableByteChannel).position(), contentSize);
        ((FileChannel) readableByteChannel).position(((FileChannel) readableByteChannel).position() + contentSize);
    } else {
        assert contentSize < Integer.MAX_VALUE;
        content = ChannelHelper.readFully(readableByteChannel, contentSize);
    }
    if (isParsed() == false) {
        parseDetails();
    }

}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
private static void listBoxes(Object box, BoxParser boxParser, int level) {
    StringBuilder space = new StringBuilder();
    for (int i = 0; i < level; i++) {
        System.out.print("  ");
    }

    if (box instanceof Container) {
        System.out.println(space.toString() + boxSize(box) + box);
        Container container = (Container) box;
        for (Box item : container.getBoxes()) {
            listBoxes(item, boxParser, level + 1);
        }
    } else if (box instanceof Box) {
        System.out.println(boxSize((Box) box) + space.toString() + box);
    } else {
        System.out.println("---->" + box);
    }
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
    if (readableByteChannel instanceof FileChannel && contentSize > 1024 * 1024) {
        // It's quite expensive to map a file into the memory. Just do it when the box is larger than a MB.
        data = ((FileChannel) readableByteChannel).map(FileChannel.MapMode.READ_ONLY, ((FileChannel) readableByteChannel).position(), contentSize);
        ((FileChannel) readableByteChannel).position(((FileChannel) readableByteChannel).position() + contentSize);
    } else {
        assert contentSize < Integer.MAX_VALUE;
        data = ChannelHelper.readFully(readableByteChannel, contentSize);
    }
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
    this.header = header;
    this.contentSize = contentSize;

    if (readableByteChannel instanceof FileChannel && (contentSize > AbstractBox.MEM_MAP_THRESHOLD)) {
        this.fileChannel = ((FileChannel) readableByteChannel);
        this.startPosition = ((FileChannel) readableByteChannel).position();
        ((FileChannel) readableByteChannel).position(((FileChannel) readableByteChannel).position() + contentSize);
    } else {
        content = ChannelHelper.readFully(readableByteChannel, l2i(contentSize));
        cache.put(0l, new SoftReference<ByteBuffer>(content));
    }
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
public static void main(String[] args) throws IOException {
    IsoFile file =
            new IsoFile("D:/Thunisoft/MyEclipse/workspaces/ͳһ����Ƶƽ̨/streamer/web/mp4/test1.mp4");


    BoxParser boxParser = new PropertyBoxParserImpl();
    listBoxes(file, boxParser, 1);
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
@Override
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
    this.boxParser = boxParser;
    super.parse(readableByteChannel, header, contentSize, boxParser);

}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
@Override
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
    this.boxParser = boxParser;
    super.parse(readableByteChannel, header, contentSize, boxParser);
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
@Override
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
    super.parse(readableByteChannel, header, contentSize, boxParser);    //To change body of overridden methods use File | Settings | File Templates.
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
public void setBoxParser(BoxParser boxParser) {
    this.boxParser = boxParser;
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
@Override
public void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {
}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
@Override
public void parse(DataSource dataSource, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException {

}
 

import com.coremedia.iso.BoxParser; //导入依赖的package包/类
void parse(ReadableByteChannel readableByteChannel, ByteBuffer header, long contentSize, BoxParser boxParser) throws IOException;