internal static List <PngChunk> GetXById(List <PngChunk> list, string id, string innerid)
{
if (innerid == null)
{
return(ChunkHelper.FilterList(list, new ChunkPredicateId(id)));
}
else
{
return(ChunkHelper.FilterList(list, new ChunkPredicateId2(id, innerid)));
}
}
/// <summary>
/// Finds all chunks "equivalent" to this one
/// </summary>
/// <param name="chunk"></param>
/// <returns>Empty if nothing found</returns>
public List <PngChunk> GetEquivalent(PngChunk chunk)
{
return(ChunkHelper.FilterList(chunks, new ChunkPredicateEquiv(chunk)));
}