/**
* Analyzes a DVD track and returns all chapters.
*
* @param trackNr Track number to be analyzed, starting from 1
* @return List of {@link Chapter} entities
*/
public List<Chapter> getChapters(int trackNr) {
if (trackNr <= 0) {
return Collections.emptyList();
}
DvdTitle title = info.getTitle(trackNr - 1);
int chapters = title.getChapters();
List<Chapter> result = new ArrayList<>();
long ms = 0;
int chapter = 1;
for (long time : title.getChapterTimeMs()) {
result.add(createChapter(chapter++, ms, chapters));
ms += time;
}
result.add(createChapter(chapter, ms, chapters));
return result;
}
/** Gets a description of all {@link Track} of the DVD. */
public Track[] getTracks() {
Track[] result = new Track[info.getTitles().size()];
for (int ix = 0; ix < result.length; ix++) {
DvdTitle title = info.getTitle(ix);
DvdTitleSet vts = title.getTitleSet();
Track track = new Track();
track.setTrack(title.getTitle());
track.setAngles(title.getAngles());
track.setChapters(title.getChapters());
track.setDimension(new Dimension(vts.getWidth(), vts.getHeight()));
long lengthSec = title.getTotalTimeMs() / 1000L;
track.setLength(String.format("%d:%02d", (int) (lengthSec / 60), (int) (lengthSec % 60)));
track.setAspect(AspectRatio.valueOf(vts.getAspect().name()));
result[ix] = track;
}
return result;
}