/// <summary>
/// Sets the automation sync positions.
/// </summary>
/// <param name="track">The track.</param>
private void SetAutomationSyncPositions(Track track)
{
if (track != CurrentTrack) return;
foreach (var trigger in GetAutomationAttributes(track).TrackFXTriggers)
{
trigger.StartSample = track.SecondsToSamples(trigger.Start);
trigger.EndSample = track.SecondsToSamples(trigger.Start + trigger.Length);
trigger.StartSyncId = SetTrackSync(track, trigger.StartSample, SyncType.StartTrackFxTrigger);
trigger.EndSyncId = SetTrackSync(track, trigger.EndSample, SyncType.EndTrackFxTrigger);
}
foreach (var trigger in GetCurrentSampleTriggers())
{
trigger.StartSample = track.SecondsToSamples(trigger.Start);
trigger.EndSample = track.SecondsToSamples(trigger.Start + trigger.Length);
trigger.StartSyncId = SetTrackSync(track, trigger.StartSample, SyncType.StartSampleTrigger);
trigger.EndSyncId = SetTrackSync(track, trigger.EndSample, SyncType.EndSampleTrigger);
}
}
/// <summary>
/// Loads the track audio data.
/// </summary>
/// <param name="track">The track to load.</param>
/// <returns>
/// The loaded track
/// </returns>
public Track LoadTrackAudioData(Track track)
{
// abort if audio data already loaded
if (track.IsAudioLoaded()) return track;
// ensure mp3 tag data is loaded
if (!track.TagDataLoaded) LoadTagData(track);
DebugHelper.WriteLine("Loading track Audio Data " + track.Description);
lock (track)
{
AudioStreamHelper.LoadAudio(track);
track.FadeInStart = 0;
track.FadeInStartVolume = (float) (DefaultFadeInStartVolume/100);
track.FadeInEndVolume = (float) (DefaultFadeInEndVolume/100);
track.FadeOutEnd = 0;
track.FadeOutStartVolume = (float) (DefaultFadeOutStartVolume/100);
track.FadeOutEndVolume = (float) (DefaultFadeOutEndVolume/100);
ExtenedAttributesHelper.LoadExtendedAttributes(track);
if (track.FadeOutStart == 0)
{
if (LimitSongLength && track.LengthSeconds > MaxSongLength)
{
track.FadeOutStart = track.SecondsToSamples(MaxSongLength - DefaultFadeLength - 1);
}
else
{
track.FadeOutStart = track.SecondsToSamples(track.LengthSeconds - DefaultFadeLength - 1);
}
}
if (track.FadeInEnd == track.FadeInStart || track.FadeInEnd == 0)
{
track.FadeInEnd = track.FadeInStart +
track.SecondsToSamples(BpmHelper.GetBestFitLoopLength(track.StartBpm,
DefaultFadeLength));
}
if (track.FadeOutEnd == track.FadeInStart || track.FadeOutEnd == 0)
{
track.FadeOutEnd = track.FadeOutStart +
track.SecondsToSamples(BpmHelper.GetBestFitLoopLength(track.EndBpm,
DefaultFadeLength));
}
if (!track.UsePreFadeIn)
{
track.PreFadeInStart = track.FadeInStart;
track.PreFadeInStartVolume = 0;
}
}
AddToRecentTracks(track);
DebugHelper.WriteLine("Finished loading track Audio Data " + track.Description);
return track;
}
/// <summary>
/// Loads any attributes stored in a the track comment tag.
/// </summary>
/// <param name="track">The track.</param>
public static void LoadExtendedAttributes(Track track)
{
if (track == null) return;
if (track.Artist == "" || track.Title == "") return;
DebugHelper.WriteLine("Loading Extended Attributes " + track.Description);
var attributes = GetExtendedAttributes(track);
if (attributes.ContainsKey("FadeIn"))
{
track.FadeInStart = track.SecondsToSamples(ConversionHelper.ToDouble(attributes["FadeIn"]));
}
if (attributes.ContainsKey("FadeOut"))
{
track.FadeOutStart = track.SecondsToSamples(ConversionHelper.ToDouble(attributes["FadeOut"]));
}
if (attributes.ContainsKey("BPMAdjust"))
{
track.BpmAdjustmentRatio = ConversionHelper.ToDecimal(attributes["BPMAdjust"]);
}
if (attributes.ContainsKey("FadeInLengthInSeconds"))
{
track.FadeInEnd = track.FadeInStart +
track.SecondsToSamples(ConversionHelper.ToDouble(attributes["FadeInLengthInSeconds"]));
}
if (attributes.ContainsKey("FadeOutLengthInSeconds"))
{
track.FadeOutEnd = track.FadeOutStart +
track.SecondsToSamples(ConversionHelper.ToDouble(attributes["FadeOutLengthInSeconds"]));
}
if (attributes.ContainsKey("PreFadeInStartVolume"))
{
track.PreFadeInStartVolume = ConversionHelper.ToFloat(attributes["PreFadeInStartVolume"])/100;
track.UsePreFadeIn = true;
}
if (attributes.ContainsKey("PreFadeInPosition"))
{
track.PreFadeInStart = track.SecondsToSamples(ConversionHelper.ToDouble(attributes["PreFadeInPosition"]));
track.UsePreFadeIn = true;
}
if (attributes.ContainsKey("PreFadeInStart"))
{
track.PreFadeInStart = track.SecondsToSamples(ConversionHelper.ToDouble(attributes["PreFadeInStart"]));
track.UsePreFadeIn = true;
}
if (attributes.ContainsKey("StartBPM"))
{
track.StartBpm = BpmHelper.NormaliseBpm(ConversionHelper.ToDecimal(attributes["StartBPM"]));
}
if (attributes.ContainsKey("EndBPM"))
{
track.EndBpm = BpmHelper.NormaliseBpm(ConversionHelper.ToDecimal(attributes["EndBPM"]));
}
if (attributes.ContainsKey("Duration"))
{
if (track.Length == 0) track.Length = (long) (ConversionHelper.ToDouble(attributes["Duration"])*1000);
}
if (attributes.ContainsKey("PowerDown"))
{
track.PowerDownOnEnd = ConversionHelper.ToBoolean(attributes["PowerDown"]);
track.PowerDownOnEndOriginal = track.PowerDownOnEnd;
}
if (attributes.ContainsKey("StartLoopCount"))
{
track.StartLoopCount = ConversionHelper.ToInt(attributes["StartLoopCount"]);
}
if (attributes.ContainsKey("EndLoopCount"))
{
track.EndLoopCount = ConversionHelper.ToInt(attributes["EndLoopCount"]);
}
if (attributes.ContainsKey("SkipStart"))
{
track.SkipStart = track.SecondsToSamples(ConversionHelper.ToDouble(attributes["SkipStart"]));
}
if (attributes.ContainsKey("SkipLengthInSeconds"))
{
track.SkipEnd = track.SkipStart +
track.SecondsToSamples(ConversionHelper.ToDouble(attributes["SkipLengthInSeconds"]));
}
if (attributes.ContainsKey("Rank"))
{
track.Rank = ConversionHelper.ToInt(attributes["Rank"], 1);
}
if (attributes.ContainsKey("Key"))
{
track.Key = attributes["Key"];
}
}
/// <summary>
/// Sets the track sync positions.
/// </summary>
/// <param name="track">The track.</param>
private void SetTrackSyncPositions(Track track)
{
if (track == null) return;
ClearTrackSyncPositions(track);
DebugHelper.WriteLine("Set track sync positions " + track.Description);
// set end track sync
SetTrackSync(track, 0, SyncType.TrackEnd);
// set fade-in sync events
SetTrackSync(track, track.FadeInStart, SyncType.StartFadeIn);
SetTrackSync(track, track.FadeInEnd, SyncType.EndFadeIn);
// set fade-out sync events
SetTrackSync(track, track.FadeOutStart, SyncType.StartFadeOut);
SetTrackSync(track, track.FadeOutEnd, SyncType.EndFadeOut);
// set pre-fade-in start (of next track) sync event
if (NextTrack != null && NextTrack.UsePreFadeIn && track == CurrentTrack)
{
var preFadeInLength = track.SecondsToSamples(NextTrack.PreFadeInLengthSeconds);
SetTrackSync(track, track.FadeOutStart - preFadeInLength, SyncType.StartPreFadeIn);
}
// set pre-fade-in start (of previous track) sync event
if (track == NextTrack && track.UsePreFadeIn)
{
var preFadeInLength = CurrentTrack.SecondsToSamples(track.PreFadeInLengthSeconds);
SetTrackSync(CurrentTrack, CurrentTrack.FadeOutStart - preFadeInLength, SyncType.StartPreFadeIn);
}
if (track != CurrentTrack) return;
SetAutomationSyncPositions(track);
if (HasExtendedMixAttributes())
{
SetTrackSync(PreviousTrack, GetExtendedMixAttributes().FadeEnd, SyncType.EndExtendedMix);
}
if (track.HasSkipSection)
{
SetTrackSync(track, track.SkipStart, SyncType.StartSkipSection);
}
}