public static Mp4Box CreateMp4Box(byte[] buffer, int offset)
{
if ((buffer != null) &&
(offset + 8 < buffer.Length))
{
Mp4Box box = new Mp4Box();
if (box != null)
{
box.Length = ReadMp4BoxLength(buffer, offset);
if ((offset + box.Length <= buffer.Length) && (box.Length > 8))
{
box.Type = ReadMp4BoxType(buffer, offset);
box.Data = ReadMp4BoxData(buffer, offset, box.Length);
List <Mp4Box> list = box.GetChildren();
if ((list != null) && (list.Count > 0))
{
foreach (var b in list)
{
box.AddMp4Box(box);
}
}
return(box);
}
}
}
return(null);
}
public static string GetBoxChildrenString(int level, Mp4Box box)
{
string result = string.Empty;
int locallevel = level + 1;
if (box != null)
{
List <Mp4Box> list = box.GetChildren();
if ((list != null) && (list.Count > 0))
{
foreach (var m in list)
{
string prefix = string.Empty;
for (int i = 0; i < locallevel; i++)
{
prefix += "\t\t";
}
result += prefix + m.ToString() + "\r\n";
result += GetBoxChildrenString(locallevel, m);
}
}
}
return(result);
}
