Java StaticChunkOffsetBox类代码示例

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
protected void createStco(Track track, SampleTableBox stbl) {
    ArrayList<Long> chunksOffsets = new ArrayList<>();
    long lastOffset = -1;
    for (Sample sample : track.getSamples()) {
        long offset = sample.getOffset();
        if (lastOffset != -1 && lastOffset != offset) {
            lastOffset = -1;
        }
        if (lastOffset == -1) {
            chunksOffsets.add(offset);
        }
        lastOffset = offset + sample.getSize();
    }
    long[] chunkOffsetsLong = new long[chunksOffsets.size()];
    for (int a = 0; a < chunksOffsets.size(); a++) {
        chunkOffsetsLong[a] = chunksOffsets.get(a);
    }

    StaticChunkOffsetBox stco = new StaticChunkOffsetBox();
    stco.setChunkOffsets(chunkOffsetsLong);
    stbl.addBox(stco);
}
 

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
private void createStco(Track track, SampleTableBox stbl) {
    ArrayList<Long> chunksOffsets = new ArrayList<>();
    long lastOffset = -1;
    for (Sample sample : track.getSamples()) {
        long offset = sample.getOffset();
        if (lastOffset != -1 && lastOffset != offset) {
            lastOffset = -1;
        }
        if (lastOffset == -1) {
            chunksOffsets.add(offset);
        }
        lastOffset = offset + sample.getSize();
    }
    long[] chunkOffsetsLong = new long[chunksOffsets.size()];
    for (int a = 0; a < chunksOffsets.size(); a++) {
        chunkOffsetsLong[a] = chunksOffsets.get(a);
    }

    StaticChunkOffsetBox stco = new StaticChunkOffsetBox();
    stco.setChunkOffsets(chunkOffsetsLong);
    stbl.addBox(stco);
}
 

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
private void correctChunkOffsets(Container container, long correction)
{
    List<Box> chunkOffsetBoxes = Path.getPaths(container, "/moov[0]/trak/mdia[0]/minf[0]/stbl[0]/stco[0]");
    for (Box chunkOffsetBox : chunkOffsetBoxes) {

        LinkedList<Box> stblChildren = new LinkedList<>(chunkOffsetBox.getParent().getBoxes());
        stblChildren.remove(chunkOffsetBox);

        long[] cOffsets = ((ChunkOffsetBox) chunkOffsetBox).getChunkOffsets();
        for (int i = 0; i < cOffsets.length; i++) {
            cOffsets[i] += correction;
        }

        StaticChunkOffsetBox cob = new StaticChunkOffsetBox();
        cob.setChunkOffsets(cOffsets);
        stblChildren.add(cob);
        chunkOffsetBox.getParent().setBoxes(stblChildren);
    }
}
 

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
private void correctChunkOffsets(Container container, long correction) {
    List<Box> chunkOffsetBoxes = Path.getPaths(container, "/moov[0]/trak/mdia[0]/minf[0]/stbl[0]/stco[0]");
    for (Box chunkOffsetBox : chunkOffsetBoxes) {

        LinkedList<Box> stblChildren = new LinkedList<Box>(chunkOffsetBox.getParent().getBoxes());
        stblChildren.remove(chunkOffsetBox);

        long[] cOffsets = ((ChunkOffsetBox) chunkOffsetBox).getChunkOffsets();
        for (int i = 0; i < cOffsets.length; i++) {
            cOffsets[i] += correction;
        }

        StaticChunkOffsetBox cob = new StaticChunkOffsetBox();
        cob.setChunkOffsets(cOffsets);
        stblChildren.add(cob);
        chunkOffsetBox.getParent().setBoxes(stblChildren);
    }
}
 

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
protected Box createStbl(Movie movie, Track track) {
    SampleTableBox stbl = new SampleTableBox();

    stbl.addBox(track.getSampleDescriptionBox());
    stbl.addBox(new TimeToSampleBox());
    //stbl.addBox(new SampleToChunkBox());
    stbl.addBox(new StaticChunkOffsetBox());
    return stbl;
}
 

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
public IsoFile build(Movie movie) {
    LOG.fine("Creating movie " + movie);
    for (Track track : movie.getTracks()) {
        // getting the samples may be a time consuming activity
        List<ByteBuffer> samples = track.getSamples();
        putSamples(track, samples);
        long[] sizes = new long[samples.size()];
        for (int i = 0; i < sizes.length; i++) {
            sizes[i] = samples.get(i).limit();
        }
        putSampleSizes(track, sizes);
    }

    IsoFile isoFile = new IsoFile();
    // ouch that is ugly but I don't know how to do it else
    List<String> minorBrands = new LinkedList<String>();
    minorBrands.add("isom");
    minorBrands.add("iso2");
    minorBrands.add("avc1");

    isoFile.addBox(new FileTypeBox("isom", 0, minorBrands));
    isoFile.addBox(createMovieBox(movie));
    InterleaveChunkMdat mdat = new InterleaveChunkMdat(movie);
    isoFile.addBox(mdat);

    /*
    dataOffset is where the first sample starts. In this special mdat the samples always start
    at offset 16 so that we can use the same offset for large boxes and small boxes
     */
    long dataOffset = mdat.getDataOffset();
    for (StaticChunkOffsetBox chunkOffsetBox : chunkOffsetBoxes) {
        long[] offsets = chunkOffsetBox.getChunkOffsets();
        for (int i = 0; i < offsets.length; i++) {
            offsets[i] += dataOffset;
        }
    }


    return isoFile;
}
 

import com.coremedia.iso.boxes.StaticChunkOffsetBox; //导入依赖的package包/类
private void LoadSpecificBox( StaticChunkOffsetBox box ) {
   addViewForValue( "Chunk Offsets:", box.getChunkOffsets() );
}