public static IPlaybillItem ToPlaybillItem(this PlaybillItemEntity entity)
{
MediaSourceEntity sourceEntity = entity.MediaSource;
IMediaSource mediaSource = null;
if (sourceEntity == null)
{
mediaSource = new NullMediaSource(entity.MediaSourceTitle, TimeSpan.FromSeconds(entity.MediaSourceDuration.Value));
}
else
{
mediaSource = entity.MediaSource.ToMediaSource(entity); // FromEntity(entity, entity.MediaSource);
}
IPlaySource playSource = Create(entity, mediaSource);
IPlaybillItem result = null;
switch (entity.ScheduleMode)
{
case PlayScheduleMode.Auto:
result = PlaybillItem.Auto(playSource);
break;
case PlayScheduleMode.Timing:
result = PlaybillItem.Timing(playSource, entity.StartTime.Value);
break;
case PlayScheduleMode.TimingBreak:
result = PlaybillItem.TimingBreak(playSource, entity.StartTime.Value);
break;
}
result.Id = entity.Id;
return(result);
}
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 static PlaybillItemEntity ToEntity(PlaybillEntity billEntity, IPlaybillItem billItem, IMediaSource replaceAutoPadding)
{
var dtoItem = new PlaybillItemEntity();
dtoItem.Id = billItem.Id;
dtoItem.Playbill = billEntity;
dtoItem.StartTime = billItem.StartTime;
dtoItem.MarkerIn = billItem.PlayRange.StartPosition.TotalSeconds;
dtoItem.ScheduleMode = billItem.ScheduleMode;
dtoItem.MarkerDuration = billItem.PlayRange.Duration.TotalSeconds;
//_dtoItem.SegmentId = this.SegmentId;
if (billItem.MediaSource.Category != MediaSourceCategory.Null)
{
dtoItem.MediaSourceId = billItem.MediaSource.Id;
}
else
{
dtoItem.MediaSourceTitle = billItem.MediaSource.Title;
dtoItem.MediaSourceDuration = billItem.MediaSource.Duration.Value.TotalSeconds;
}
var autoBillItem = billItem as AutoPlaybillItem;
if (autoBillItem != null)
{
if (autoBillItem.IsAutoPadding && replaceAutoPadding != null)
{
// TODO: 替换自动垫片。
dtoItem.MediaSourceId = replaceAutoPadding.Id;
//dtoItem.IsAutoPadding = autoBillItem.IsAutoPadding;
}
}
var fileMediaSource = billItem.MediaSource as IFileMediaSource;
if (fileMediaSource != null)
{
dtoItem.AudioGain = fileMediaSource.AudioGain;
}
if (billItem.CGItems != null)
{
dtoItem.CGContents = CGItemCollection.ToXml(billItem.CGItems);
}
return(dtoItem);
}
private static IPlaySource Create(PlaybillItemEntity entity, IMediaSource mediaSource)
{
var range = new PlayRange(TimeSpan.FromSeconds(entity.MarkerIn), TimeSpan.FromSeconds(entity.MarkerDuration));
CGItemCollection cgItems = null;
if (entity.CGContents != null)
{
cgItems = CGItemCollection.FromXml(entity.CGContents);
}
if (cgItems == null)
{
return(new PlaySource(mediaSource, range));
}
else
{
return(new PlaySource(mediaSource, range, cgItems));
}
}
