public static IMediaSource ToMediaSource(this MediaSourceEntity entity, PlaybillItemEntity billItemEntity)
{
IMediaSource result = null;
MediaFileEntity fileEntity = entity as MediaFileEntity;
if (fileEntity != null)
{
var fileSource = new FileMediaSource(fileEntity);
fileSource.AudioGain = billItemEntity.AudioGain;
result = fileSource;
}
else
{
ChannelInfo ci = entity as ChannelInfo;
if (ci != null)
{
var channelSource = new ChannelMediaSource(ci);
result = channelSource;
}
else
{
throw new ArgumentException();
}
}
return(result);
}
public T FromEntity <T>(IMediaSourceEntity entity) where T : IMediaSource
{
IMediaSource result = null;
MediaFileEntity fileEntity = entity as MediaFileEntity;
if (fileEntity != null)
{
var fileSource = new FileMediaSource(fileEntity);
result = fileSource;
}
else
{
ChannelInfo ci = entity as ChannelInfo;
if (ci != null)
{
var channelSource = new ChannelMediaSource(ci);
result = channelSource;
}
else
{
throw new ArgumentException();
}
}
return((T)result);
}
public static MediaItem FromEntity(MediaFileEntity entity)
{
MediaSourceBase source = new FileMediaSource(entity);
PlayRange playRange = new PlayRange(TimeSpan.FromSeconds(entity.MarkerIn), TimeSpan.FromSeconds(entity.MarkerDuration));
return(new MediaItem(source, playRange));
}
//public override IMediaSource Clone()
//{
// var result = new FileMediaSource(this.FileEntity);
// result.AudioGain = this.AudioGain;
// return result;
//}
public override bool Equals(IMediaSource other)
{
FileMediaSource temp = other as FileMediaSource;
return(temp != null && temp.Id == this.Id);
}
