public MetaData GetMetadata(uint index)
{
if (index >= bankData.EntryCount)
{
throw new ArgumentOutOfRangeException("index");
}
var metadata = new MetaData();
if ((bankData.Flags & BankDataFlags.Compact) == BankDataFlags.Compact)
{
var entry = compactMetadata[index];
uint offset, length;
entry.ComputeLocations(out offset, out length, index, header, bankData, compactMetadata);
metadata.Duration = EntryCompact.GetDuration(length, bankData, FindSeekTable(index));
metadata.LoopStart = metadata.LoopLength = 0;
metadata.OffsetBytes = offset;
metadata.LengthBytes = length;
}
else
{
var entry = metaData[index];
metadata.Duration = entry.FlagsAndDuration.Duration;
metadata.LoopStart = entry.LoopRegion.StartSample;
metadata.LoopLength = entry.LoopRegion.TotalSamples;
metadata.OffsetBytes = entry.PlayRegion.Offset;
metadata.LengthBytes = entry.PlayRegion.Length;
}
return(metadata);
}
public void ComputeLocations(out uint offset, out uint length, uint index, Header header, BankData data, EntryCompact[] entries)
{
offset = this.Offset * data.Alignment;
if (index < (data.EntryCount - 1))
{
length = (entries[index + 1].Offset * data.Alignment) - offset - LengthDeviation;
}
else
{
length = header.Segments[SegmentIndex.EntryWaveData].Length - offset - LengthDeviation;
}
}
