public override void Read()
{
_configurationVersion = Br.ReadByte();
_profile = Br.ReadByte();
_profileCompatibility = Br.ReadByte();
_level = Br.ReadByte();
_naluLengthSize = Br.ReadByte();
_naluLengthSize = (byte)(1 + (_naluLengthSize & 0x03));
_seqCount = Br.ReadByte();
_seqCount = (byte)(_seqCount & 0x1f);
for (int i = 0; i < _seqCount; i++)
{
AVCCParameter parameter;
parameter.Size = Br.ReadUInt16();
parameter.Data = null;
if (parameter.Size > 0)
{
parameter.Data = Br.ReadBytes(parameter.Size);
}
_seqParameters.Add(parameter);
}
_picCount = Br.ReadByte();
for (int i = 0; i < _seqCount; i++)
{
AVCCParameter parameter;
parameter.Size = Br.ReadUInt16();
parameter.Data = null;
if (parameter.Size > 0)
{
parameter.Data = Br.ReadBytes(parameter.Size);
}
_picParameters.Add(parameter);
}
}
public override void ReadData()
{
CreationTime = Br.ReadUInt32();
ModificationTime = Br.ReadUInt32();
TrackId = Br.ReadUInt32();
_reserved1 = Br.ReadBytes(4);
Duration = Br.ReadUInt32();
_reserved2 = Br.ReadBytes(8);
Layer = Br.ReadUInt16();
AlternateGroup = Br.ReadUInt16();
Volume = Br.ReadInt16();
_reserved3 = Br.ReadBytes(2);
Matrix = Matrix.FromByteBuffer(Br.BaseStream);
Width = Br.ReadUInt32();
Height = Br.ReadUInt32();
}
public override void ReadData()
{
_dataReferenceIndex = Br.ReadUInt16();
_innerVersion = Br.ReadUInt16();
_revisionLevel = Br.ReadUInt16();
_vendor = Br.ReadUInt32();
_numberOfChannels = Br.ReadUInt16();
_sampleSizeInBits = Br.ReadUInt16();
_compressionId = Br.ReadInt16();
_packetSize = Br.ReadUInt16();
_sampleRate = Br.ReadUInt32();
if (_innerVersion == 0)
{
return;
}
_samplesPerPacket = Br.ReadUInt32();
_bytesPerPacket = Br.ReadUInt32();
_bytesPerFrame = Br.ReadUInt32();
_bytesPerSample = Br.ReadUInt32();
}
public override void ReadData()
{
if (Version == 1)
{
CreationTime = Br.ReadUInt64();
ModificationTime = Br.ReadUInt64();
TimeScale = Br.ReadUInt32();
Duration = Br.ReadUInt64();
Language = Br.ReadIso639();
_quality = Br.ReadUInt16();
}
else
{
CreationTime = Br.ReadUInt32();
ModificationTime = Br.ReadUInt32();
TimeScale = Br.ReadUInt32();
Duration = Br.ReadUInt32();
Language = Br.ReadIso639();
_quality = Br.ReadUInt16();
}
}
public override void Read()
{
_type = Br.ReadUInt32();
_unknown = Br.ReadUInt32();
switch (_type)
{
case 1:
_dataString = ReadString((int)(Size - 8 - 8));
return;
case 0:
var count = (Size - 8 - 8) / 2;
for (int i = 0; i < count; i++)
{
_dataUI16.Add(Br.ReadUInt16());
}
return;
case 21:
return;
}
}
public override void ReadData()
{
byte tagType = 0;
uint length = 0;
Action ReadTagAndLength = () =>
{
tagType = Br.ReadByte();
length = Br.ReadUInt32();
};
ReadTagAndLength();
_MP4ESDescrTag_ID = Br.ReadUInt16();
if (tagType == MP4ESDescrTag)
{
_MP4ESDescrTag_Priority = Br.ReadByte();
}
ReadTagAndLength();
if (tagType == MP4DecConfigDescrTag)
{
_MP4DecConfigDescrTag_ObjectTypeID = Br.ReadByte();
_MP4DecConfigDescrTag_StreamType = Br.ReadByte();
_MP4DecConfigDescrTag_BufferSizeDB = Br.ReadU24();
_MP4DecConfigDescrTag_MaxBitRate = Br.ReadUInt32();
_MP4DecConfigDescrTag_AvgBitRate = Br.ReadUInt32();
ReadTagAndLength();
if (tagType == MP4UnknownTag)
{
if (tagType == MP4DecSpecificDescrTag)
{
//iso14496-3
//http://wiki.multimedia.cx/index.php?title=MPEG-4_Audio
ExtraDataStart = Br.BaseStream.Position;
ExtraDataLength = length;
SkipRead(false);
}
}
}
}
public override void ReadData()
{
_reserved = Br.ReadUInt16();
_referenceIndex = Br.ReadUInt16();
_qtVideoEncodingVersion = Br.ReadUInt16();
_qtVideoEncodingRevisionLevel = Br.ReadUInt16();
_qtVideoEncodingVendor = Br.ReadUInt32();
_qtVideoTemporalQuality = Br.ReadUInt32();
_qtVideoSpatialQuality = Br.ReadUInt32();
_videoFramePixelSize = Br.ReadUInt32();
_horizontalDpi = Br.ReadUInt32();
_verticalDpi = Br.ReadUInt32();
_qtVideoDataSize = Br.ReadUInt32();
_videoFrameCount = Br.ReadUInt16();
_videoEncoderNameLength = Br.ReadByte();
if (_videoEncoderNameLength < 31)
{
_videoEncoderNameLength = 31;
}
_videoEncoderName = ReadString(_videoEncoderNameLength);
_videoPixelDepth = Br.ReadUInt16();
_qtVideoColorTableId = Br.ReadUInt16();
}
public override void ReadData()
{
_graphicsMode = Br.ReadUInt16();
_opcolor = Br.ReadBytes(6);
}
public override void ReadData()
{
_balance = Br.ReadUInt16();
_reserved = Br.ReadUInt16();
}