private void _mediaLoad(IMedia media, bool reloadSegments)
{
if (reloadSegments)
{
_playWholeClip = false;
SelectedSegment = null;
}
TimeSpan duration = Duration;
TimeSpan tcIn = StartTc;
decimal audioVolume = _event != null && _event.AudioVolume != null ? (decimal)_event.AudioVolume : media != null ? media.AudioVolume : 0M;
if (media != null &&
duration.Ticks >= _formatDescription.FrameTicks)
{
TcIn = tcIn;
TcOut = tcIn + duration - TimeSpan.FromTicks(_formatDescription.FrameTicks);
if (reloadSegments && media is IPersistentMedia)
{
MediaSegments.Clear();
foreach (IMediaSegment ms in ((IPersistentMedia)media).MediaSegments.Segments)
{
MediaSegments.Add(new MediaSegmentViewmodel((IPersistentMedia)media, ms));
}
}
_loadedSeek = (tcIn.Ticks - media.TcStart.Ticks) / _formatDescription.FrameTicks;
long newPosition = _preview.PreviewLoaded ? _preview.PreviewSeek + _preview.PreviewPosition - _loadedSeek : 0;
if (newPosition < 0)
{
newPosition = 0;
}
_loadedDuration = duration.Ticks / _formatDescription.FrameTicks;
_loadedMedia = media;
_preview.PreviewLoad(media, _loadedSeek, _loadedDuration, newPosition, audioVolume);
}
NotifyPropertyChanged(null);
}
public void ReadM3U8File()
{
try
{
DateTime createdTime = new FileInfo(outputPath).CreationTime;
List <MediaSegments> segments = new List <MediaSegments>();
M3U8Info m3U8Info = new M3U8Info();
using (StreamReader sr = new StreamReader(outputPath))
{
string line;
MediaSegments segment = new MediaSegments();
segment.StartTime = createdTime;
while ((line = sr.ReadLine()) != null)
{
var val = line.Split(":");
if (val.Length > 1)
{
var key = val[0];
var value = val[1];
switch (key)
{
case "#EXT-X-VERSION": m3U8Info.Version = int.Parse(value); break;
case "#EXT-X-TARGETDURATION": m3U8Info.Version = int.Parse(value); break;
case "#EXT-X-MEDIA-SEQUENCE": m3U8Info.MediaSequence = int.Parse(value); break;
case "#EXT-X-PLAYLIST-TYPE": m3U8Info.PlaylistType = value; break;
case "#EXTINF": {
value = value.Remove(value.Length - 1, 1);
var duration = Convert.ToDouble(value);
segment.Duration = duration;
segment.EndTime = segment.StartTime.AddSeconds(duration);
createdTime = segment.EndTime;
}; break;
case "#EXT-X-BYTERANGE":
{
var byterange = value.Split("@");
segment.Size = int.Parse(byterange[0]);
segment.ByteIndex = int.Parse(byterange[1]);
}; break;
case "#EXT-X-DISCONTINUITY": break;
default: break;
}
}
if (val.Length == 1)
{
if (line.Contains(".ts"))
{
segment.FileName = line.Split(".")[0];
segment.StreamId = "stream";
segments.Add(segment);
// _db.MediaSegments.Add(segment);
segment = new MediaSegments();
segment.StartTime = createdTime;
}
}
// Use a tab to indent each line of the file.
Debug.WriteLine("\t" + line);
}
}
_db.M3U8Info.Add(m3U8Info);
_db.MediaSegments.AddRange(segments);
_db.SaveChanges();
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
