public List <int> GetListTrackToDecrypt()
{
List <int> result = new List <int>();
if (Children != null)
{
foreach (var box in Children)
{
if (box.GetBoxType() == "trak")
{
Mp4Box encbox = box.FindChildBox("encv");
if (encbox == null)
{
encbox = box.FindChildBox("enca");
if (encbox == null)
{
encbox = box.FindChildBox("enct");
}
}
if (encbox != null)
{
Mp4BoxTRAK trakbox = box as Mp4BoxTRAK;
if (trakbox != null)
{
result.Add(trakbox.GetTrackID());
}
}
}
}
}
return(result);
}
public List <int> GetListTrack()
{
List <int> result = new List <int>();
if (Children != null)
{
foreach (var box in Children)
{
if (box.GetBoxType() == "trak")
{
Mp4BoxTRAK trakbox = box as Mp4BoxTRAK;
if (trakbox != null)
{
result.Add(trakbox.GetTrackID());
}
}
}
}
return(result);
}