public Mp4TfraBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.TFRA, 0L, stream)
{
this.TrackId = stream.ReadUInt32();
uint num = stream.ReadUInt32();
this.Reserved = ((int)(num >> 6)) & 0x3ffffff;
this.LengthSizeOfTrafNum = (byte)((num >> 4) & 3);
this.LengthSizeOfTrunNum = (byte)((num >> 2) & 3);
this.LengthSizeOfSampleNum = (byte)(num & 3);
uint num2 = stream.ReadUInt32();
this.Entries = new List <Mp4TfraEntry>();
for (int i = 0; i < num2; i++)
{
Mp4TfraEntry item = new Mp4TfraEntry();
if (base.Version == 1)
{
item.Time = stream.ReadUInt64();
item.MoofOffset = stream.ReadUInt64();
}
else
{
item.Time = stream.ReadUInt32();
item.MoofOffset = stream.ReadUInt32();
}
switch (this.LengthSizeOfTrafNum)
{
case 0:
item.TrafNumber = stream.ReadUInt08();
break;
case 1:
item.TrafNumber = stream.ReadUInt16();
break;
case 2:
item.TrafNumber = stream.ReadUInt24();
break;
case 3:
item.TrafNumber = stream.ReadUInt32();
break;
}
switch (this.LengthSizeOfTrunNum)
{
case 0:
item.TrunNumber = stream.ReadUInt08();
break;
case 1:
item.TrunNumber = stream.ReadUInt16();
break;
case 2:
item.TrunNumber = stream.ReadUInt24();
break;
case 3:
item.TrunNumber = stream.ReadUInt32();
break;
}
switch (this.LengthSizeOfSampleNum)
{
case 0:
item.SampleNumber = stream.ReadUInt08();
break;
case 1:
item.SampleNumber = stream.ReadUInt16();
break;
case 2:
item.SampleNumber = stream.ReadUInt24();
break;
case 3:
item.SampleNumber = stream.ReadUInt32();
break;
}
this.Entries.Add(item);
}
}
public override void WriteBody(Mp4Stream stream)
{
stream.WriteUInt32(this.TrackId);
uint num = (uint)(this.Reserved << 6);
num |= (uint)(this.LengthSizeOfTrafNum << 4);
num |= (uint)(this.LengthSizeOfTrunNum << 2);
num |= this.LengthSizeOfSampleNum;
stream.WriteUInt32(num);
stream.WriteUInt32((uint)this.NumberOfEntry);
for (int i = 0; i < this.Entries.Count; i++)
{
Mp4TfraEntry entry = this.Entries[i];
if (base.Version == 1)
{
stream.WriteUInt64(entry.Time);
stream.WriteUInt64(entry.MoofOffset);
}
else
{
stream.WriteUInt32((uint)entry.Time);
stream.WriteUInt32((uint)entry.MoofOffset);
}
switch (this.LengthSizeOfTrafNum)
{
case 0:
stream.WriteUInt08((byte)entry.TrafNumber);
break;
case 1:
stream.WriteUInt16((ushort)entry.TrafNumber);
break;
case 2:
stream.WriteUInt24(entry.TrafNumber);
break;
case 3:
stream.WriteUInt32(entry.TrafNumber);
break;
}
switch (this.LengthSizeOfTrunNum)
{
case 0:
stream.WriteUInt08((byte)entry.TrunNumber);
break;
case 1:
stream.WriteUInt16((ushort)entry.TrunNumber);
break;
case 2:
stream.WriteUInt24(entry.TrunNumber);
break;
case 3:
stream.WriteUInt32(entry.TrunNumber);
break;
}
switch (this.LengthSizeOfSampleNum)
{
case 0:
stream.WriteUInt08((byte)entry.SampleNumber);
break;
case 1:
stream.WriteUInt16((ushort)entry.SampleNumber);
break;
case 2:
stream.WriteUInt24(entry.SampleNumber);
break;
case 3:
stream.WriteUInt32(entry.SampleNumber);
break;
}
}
}
