public int getSegmentCount() { return segmentIndex.getSegmentCount(periodDurationUs); }
int segmentCount = index.getSegmentCount(durationUs); if (segmentCount == 0) { seenEmptyIndex = true;
if (snapIndex == null || snapIndex.getSegmentCount(periodDurationUs) == 0) {
int segmentCount = index.getSegmentCount(periodDurationUs); if (segmentCount == DashSegmentIndex.INDEX_UNBOUNDED) { throw new DownloadException("Unbounded segment index");
int oldIndexSegmentCount = oldIndex.getSegmentCount(newPeriodDurationUs); if (oldIndexSegmentCount == 0) {