protected SeekableByteChannel[][] getInputs(MovieBox movie) throws IOException {
TrakBox[] tracks = movie.getTracks();
SeekableByteChannel[][] result = new SeekableByteChannel[tracks.length][];
for (int i = 0; i < tracks.length; i++) {
DataRefBox drefs =
NodeBox.findFirstPath(tracks[i], DataRefBox.class, Box.path("mdia.minf.dinf.dref"));
if (drefs == null) {
throw new RuntimeException("No data references");
}
List<Box> entries = drefs.getBoxes();
SeekableByteChannel[] e = new SeekableByteChannel[entries.size()];
SeekableByteChannel[] inputs = new SeekableByteChannel[entries.size()];
for (int j = 0; j < e.length; j++) {
inputs[j] = resolveDataRef(entries.get(j));
}
result[i] = inputs;
}
return result;
}
private void cleanDrefs(TrakBox trak) {
MediaInfoBox minf = trak.getMdia().getMinf();
DataInfoBox dinf = trak.getMdia().getMinf().getDinf();
if (dinf == null) {
dinf = new DataInfoBox();
minf.add(dinf);
}
DataRefBox dref = dinf.getDref();
if (dref == null) {
dref = new DataRefBox();
dinf.add(dref);
}
dref.getBoxes().clear();
dref.add(AliasBox.createSelfRef());
for (SampleEntry entry :
NodeBox.findAll(trak, SampleEntry.class, "mdia", "minf", "stbl", "stsd", null)) {
entry.setDrefInd((short) 1);
}
}