public Mp4AvccBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.AVCC)
{
long position = stream.Position;
this.RawBytes = new byte[size];
stream.Read(this.RawBytes, this.RawBytes.Length);
stream.Seek(position);
this.ConfigurationVersion = stream.ReadUInt08();
this.AVCProfileIndication = stream.ReadUInt08();
this.AVCCompatibleProfiles = stream.ReadUInt08();
this.AVCLevelIndication = stream.ReadUInt08();
byte num2 = stream.ReadUInt08();
this.NaluLengthSize = (byte)(1 + (num2 & 3));
byte capacity = (byte)(stream.ReadUInt08() & 0x1f);
this.SequenceParameters = new List <byte[]>(capacity);
for (uint i = 0; i < capacity; i++)
{
byte[] buffer = new byte[stream.ReadUInt16()];
stream.Read(buffer, buffer.Length);
this.SequenceParameters.Add(buffer);
}
byte num6 = stream.ReadUInt08();
this.PictureParameters = new List <byte[]>();
for (uint j = 0; j < num6; j++)
{
byte[] buffer = new byte[stream.ReadUInt16()];
stream.Read(buffer, buffer.Length);
this.PictureParameters.Add(buffer);
}
}
public override void ReadFields(Mp4Stream stream)
{
base.ReadFields(stream);
this.HintTrackVersion = stream.ReadUInt16();
this.HighestCompatibleVersion = stream.ReadUInt16();
this.MaxPacketSize = stream.ReadUInt32();
}
public Mp4TkhdBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.TKHD, 0L, stream)
{
this.Reserved2 = new byte[8];
this.Matrix = new uint[9];
if (base.Version == 0)
{
this.CreationTime = stream.ReadUInt32();
this.ModificationTime = stream.ReadUInt32();
this.TrackId = stream.ReadUInt32();
this.Reserved1 = stream.ReadUInt32();
this.Duration = stream.ReadUInt32();
}
else
{
this.CreationTime = stream.ReadUInt64();
this.ModificationTime = stream.ReadUInt64();
this.TrackId = stream.ReadUInt32();
this.Reserved1 = stream.ReadUInt32();
this.Duration = stream.ReadUInt64();
}
stream.Read(this.Reserved2, 8);
this.Layer = stream.ReadUInt16();
this.AlternateGroup = stream.ReadUInt16();
this.Volume = stream.ReadUInt16();
this.Reserved3 = stream.ReadUInt16();
for (int i = 0; i < 9; i++)
{
this.Matrix[i] = stream.ReadUInt32();
}
this.Width = stream.ReadUInt32();
this.Height = stream.ReadUInt32();
}
public Mp4HmhdBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.HMHD, 0L, stream)
{
this.MaxPduSize = stream.ReadUInt16();
this.AvgPduSize = stream.ReadUInt16();
this.MaxBitrate = stream.ReadUInt32();
this.AvgBitrate = stream.ReadUInt32();
this.Reserved = stream.ReadUInt32();
}
public Mp4VmhdBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.VMHD, 0L, stream)
{
this.OpColor = new ushort[3];
this.GraphicsMode = stream.ReadUInt16();
this.OpColor[0] = stream.ReadUInt16();
this.OpColor[1] = stream.ReadUInt16();
this.OpColor[2] = stream.ReadUInt16();
}
public Mp4EsDescriptor(Mp4Stream stream, uint headerSize, uint payloadSize) : base(Mp4DescriptorTag.ES, headerSize, payloadSize)
{
Mp4Descriptor descriptor;
long position = stream.Position;
this.EsId = stream.ReadUInt16();
byte num2 = stream.ReadUInt08();
this.Flags = (uint)((num2 >> 5) & 7);
this.StreamPriority = (byte)(num2 & 0x1f);
if ((this.Flags & 1) != 0)
{
this.DependsOn = stream.ReadUInt16();
}
else
{
this.DependsOn = 0;
}
if ((this.Flags & 2) != 0)
{
byte count = stream.ReadUInt08();
if (count != 0)
{
byte[] buffer = new byte[count + 1];
stream.Read(buffer, count);
buffer[count] = 0;
this.Url = Encoding.ASCII.GetString(buffer, 0, count);
}
}
if ((this.Flags & 2) != 0)
{
this.OcrEsId = stream.ReadUInt16();
}
else
{
this.OcrEsId = 0;
}
long offset = stream.Position;
this.SubDescriptors = new List <Mp4Descriptor>();
Mp4DescriptorFactory factory = new Mp4DescriptorFactory();
Mp4SubStream stream2 = new Mp4SubStream(stream, offset, (long)(payloadSize - ((uint)(offset - position))));
while ((descriptor = factory.Read(stream2)) != null)
{
this.SubDescriptors.Add(descriptor);
}
}
public Mp4ObjectDescriptor(Mp4Stream stream, Mp4DescriptorTag tag, uint headerSize, uint payloadSize) : base(tag, headerSize, payloadSize)
{
Mp4Descriptor descriptor;
long position = stream.Position;
ushort num2 = stream.ReadUInt16();
this.ObjectDescriptorId = (ushort)(num2 >> 6);
this.UrlFlag = (num2 & 0x20) != 0;
if (this.UrlFlag)
{
byte count = stream.ReadUInt08();
byte[] buffer = new byte[0x100];
stream.Read(buffer, count);
buffer[count] = 0;
this.Url = Encoding.ASCII.GetString(buffer, 0, count);
}
long offset = stream.Position;
this.SubDescriptors = new List <Mp4Descriptor>();
Mp4DescriptorFactory factory = new Mp4DescriptorFactory();
Mp4SubStream stream2 = new Mp4SubStream(stream, offset, (long)(payloadSize - ((uint)(offset - position))));
while ((descriptor = factory.Read(stream2)) != null)
{
this.SubDescriptors.Add(descriptor);
}
}
public Mp4MvhdBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.MVHD, 0L, stream)
{
this.Reserved1 = new byte[2];
this.Reserved2 = new byte[8];
this.Matrix = new uint[9];
this.Predefined = new byte[0x18];
if (base.Version == 0)
{
this.CreationTime = stream.ReadUInt32();
this.ModificationTime = stream.ReadUInt32();
this.TimeScale = stream.ReadUInt32();
this.Duration = stream.ReadUInt32();
}
else
{
this.CreationTime = stream.ReadUInt64();
this.ModificationTime = stream.ReadUInt64();
this.TimeScale = stream.ReadUInt32();
this.Duration = stream.ReadUInt64();
}
this.Rate = stream.ReadUInt32();
this.Volume = stream.ReadUInt16();
stream.Read(this.Reserved1, this.Reserved1.Length);
stream.Read(this.Reserved2, this.Reserved2.Length);
for (int i = 0; i < 9; i++)
{
this.Matrix[i] = stream.ReadUInt32();
}
stream.Read(this.Predefined, this.Predefined.Length);
this.NextTrackId = stream.ReadUInt32();
}
public override void ReadFields(Mp4Stream stream)
{
base.ReadFields(stream);
this.QtVersion = stream.ReadUInt16();
this.QtRevision = stream.ReadUInt16();
this.QtVendor = stream.ReadUInt32();
this.ChannelCount = stream.ReadUInt16();
this.SampleSize = stream.ReadUInt16();
this.QtCompressionId = stream.ReadUInt16();
this.QtPacketSize = stream.ReadUInt16();
this.SampleRate = stream.ReadUInt32();
if (this.QtVersion == 1)
{
this.QtV1SamplesPerPacket = stream.ReadUInt32();
this.QtV1BytesPerPacket = stream.ReadUInt32();
this.QtV1BytesPerFrame = stream.ReadUInt32();
this.QtV1BytesPerSample = stream.ReadUInt32();
}
else if (this.QtVersion == 2)
{
uint num2;
uint num3;
this.QtV2StructSize = stream.ReadUInt32();
this.QtV2SampleRate64 = stream.ReadDouble();
this.QtV2ChannelCount = stream.ReadUInt32();
this.QtV2Reserved = stream.ReadUInt32();
this.QtV2BitsPerChannel = stream.ReadUInt32();
this.QtV2FormatSpecificFlags = stream.ReadUInt32();
this.QtV2BytesPerAudioPacket = stream.ReadUInt32();
this.QtV2LPCMFramesPerAudioPacket = stream.ReadUInt32();
if (this.QtV2StructSize > 0x48)
{
uint num = this.QtV2StructSize - 0x48;
this.QtV2Extension = new byte[num];
stream.Read(this.QtV2Extension, (int)num);
}
this.QtV1BytesPerSample = num2 = 0;
this.QtV1BytesPerFrame = num3 = num2;
this.QtV1SamplesPerPacket = this.QtV1BytesPerPacket = num3;
}
else
{
this.QtV1SamplesPerPacket = 0;
this.QtV1BytesPerPacket = 0;
this.QtV1BytesPerFrame = 0;
this.QtV1BytesPerSample = 0;
this.QtV2StructSize = 0;
this.QtV2SampleRate64 = 0.0;
this.QtV2ChannelCount = 0;
this.QtV2Reserved = 0;
this.QtV2BitsPerChannel = 0;
this.QtV2FormatSpecificFlags = 0;
this.QtV2BytesPerAudioPacket = 0;
this.QtV2LPCMFramesPerAudioPacket = 0;
}
}
public override void ReadFields(Mp4Stream stream)
{
base.ReadFields(stream);
this.Predefined1 = stream.ReadUInt16();
this.Reserved2 = stream.ReadUInt16();
stream.Read(this.Predefined2, this.Predefined2.Length);
this.Width = stream.ReadUInt16();
this.Height = stream.ReadUInt16();
this.HorizResolution = stream.ReadUInt32();
this.VertResolution = stream.ReadUInt32();
this.Reserved3 = stream.ReadUInt32();
this.FrameCount = stream.ReadUInt16();
byte[] buffer = new byte[0x20];
stream.Read(buffer, 0x20);
int count = buffer[0];
if (count < 0x20)
{
this.CompressorName = Encoding.ASCII.GetString(buffer, 1, count);
}
this.Depth = stream.ReadUInt16();
this.Predefined3 = stream.ReadUInt16();
}
public virtual void ReadFields(Mp4Stream stream)
{
stream.Read(this.Reserved, this.Reserved.Length);
this.DataReferenceIndex = stream.ReadUInt16();
}
public Mp4SmhdBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.SMHD, 0L, stream)
{
this.Balance = stream.ReadInt16();
this.Reserved = stream.ReadUInt16();
}
public Mp4HvccBox(uint size, Mp4Stream stream) : base(size, Mp4BoxType.HVCC)
{
long position = stream.Position;
this.RawBytes = new byte[size];
stream.Read(this.RawBytes, this.RawBytes.Length);
stream.Seek(position);
this.ConfigurationVersion = stream.ReadUInt08();
byte temp = stream.ReadUInt08();
GeneralProfileSpace = ((byte)(temp & 0xc0)) >> 6;
GeneralTierFlag = ((byte)(temp & 0x20)) >> 5;
GeneralProfileIdc = (byte)(temp & 0x1f);
GeneralProfileCompatibilityFlags = stream.ReadUInt32();
GeneralConstraintIndicatorFlags = (ulong)(stream.ReadUInt32()) << 16;
GeneralConstraintIndicatorFlags += stream.ReadUInt16();
//GeneralConstraintIndicatorFlags |= (ulong)stream.ReadInt16();
GeneralLevelIdc = stream.ReadUInt08();
MinSpatialSegmentationIdc = (uint)(stream.ReadUInt16() & 0xff);
ParallelismType = (byte)(stream.ReadUInt08() & 0x3);
ChromaFormat = (byte)(stream.ReadUInt08() & 0x3);
BitDepthLumaMinus8 = (byte)(stream.ReadUInt08() & 0x7);
BitDepthChromaMinus8 = (byte)(stream.ReadUInt08() & 0x7);
avgFrameRate = stream.ReadUInt16();
temp = stream.ReadUInt08();
constantFrameRate = ((byte)(temp & 0xc0)) >> 6;
numTemporalLayers = ((byte)(temp & 0x38)) >> 3;
temporalIdNested = (byte)(temp & 0x4) >> 2;
lengthSizeMinusOne = (byte)(temp & 0x3);
numOfArrays = stream.ReadUInt08();
for (var i = 0; i < numOfArrays; i++)
{
byte ArrayCompleteness, NALUType;
temp = stream.ReadUInt08();
ArrayCompleteness = (byte)(temp & 0x80);
NALUType = (byte)(temp & 0x3f);
var NumNALUs = stream.ReadUInt16();
if (NALUType == 0x20)
{
VideoParameters = new List <byte[]>(NumNALUs);
for (var j = 0; j < NumNALUs; j++)
{
var NALULength = stream.ReadUInt16();
byte[] buffer = new byte[NALULength];
stream.Read(buffer, buffer.Length);
VideoParameters.Add(buffer);
}
}
else if (NALUType == 0x21)
{
SequenceParameters = new List <byte[]>(NumNALUs);
for (var j = 0; j < NumNALUs; j++)
{
var NALULength = stream.ReadUInt16();
byte[] buffer = new byte[NALULength];
stream.Read(buffer, buffer.Length);
SequenceParameters.Add(buffer);
}
}
else if (NALUType == 0x22)
{
PictureParameters = new List <byte[]>(NumNALUs);
for (var j = 0; j < NumNALUs; j++)
{
var NALULength = stream.ReadUInt16();
byte[] buffer = new byte[NALULength];
stream.Read(buffer, buffer.Length);
PictureParameters.Add(buffer);
}
}
}
}
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);
}
}
