private void createPlaylist() {
String showName = MediaFileAPI.GetMediaTitle(mediaFile);
int numberOfMediaFileSegments = MediaFileAPI.GetNumberOfSegments(mediaFile);
Log.debug("Number of media file segments: " + numberOfMediaFileSegments);
for (int i = 0; i < numberOfMediaFileSegments; i++) {
// get length of current media file segment
long mediaFileSegmentDurationInMillis = MediaFileAPI.GetDurationForSegment(mediaFile, i);
long mediaFileSegmentDurationInSeconds =
mediaFileSegmentDurationInMillis / 1000; // milliseconds to seconds
Log.debug(
"mediaFileSegmentDurationInMillis (" + i + "): " + mediaFileSegmentDurationInMillis);
Log.debug(
"mediaFileSegmentDurationInSeconds (" + i + "): " + mediaFileSegmentDurationInSeconds);
int sequence = 0;
for (int j = 0; j < mediaFileSegmentDurationInSeconds; j += SegmentPlaylist.TARGET_DURATION) {
long currentDuration =
Math.min(SegmentPlaylist.TARGET_DURATION, mediaFileSegmentDurationInSeconds - j);
Segment newSegment = new Segment(currentDuration, sequence, i, showName);
segmentList.add(newSegment);
sequence++;
}
}
if (segmentList != null) {
Log.debug("segmentList size: " + segmentList.size());
}
}
public SegmentPlaylist(
HttpServletRequest req, Object mediaFile, String conversionId, String quality) {
this.req = req;
this.mediaFile = mediaFile;
this.mediaFileId = MediaFileAPI.GetMediaFileID(mediaFile);
this.segmentList = new ArrayList<Segment>();
this.conversionId = conversionId;
this.quality = quality;
this.isFileCurrentlyRecording = MediaFileAPI.IsFileCurrentlyRecording(mediaFile);
if (!this.isFileCurrentlyRecording) {
createPlaylist();
} else {
// retry until there's at least one full segment recorded
while (this.isFileCurrentlyRecording && segmentList.size() <= 1) {
this.segmentList.clear();
createPlaylist();
long mediaFileSegmentDurationInMillis = MediaFileAPI.GetDurationForSegment(mediaFile, 0);
long mediaFileSegmentDurationInSeconds =
mediaFileSegmentDurationInMillis / 1000; // milliseconds to seconds
if (this.isFileCurrentlyRecording
&& (mediaFileSegmentDurationInSeconds < SegmentPlaylist.TARGET_DURATION)) {
try {
// wait until we'll have a full first segment to return
Thread.sleep(
(SegmentPlaylist.TARGET_DURATION - mediaFileSegmentDurationInSeconds + 1) * 1000);
} catch (InterruptedException e) {
Log.warn(e.getMessage());
}
}
this.isFileCurrentlyRecording = MediaFileAPI.IsFileCurrentlyRecording(mediaFile);
}
}
}
