| public SkipBits ( int count ) : void | ||
| count | int | The number of bits to advance. |
| return | void | |
internal int DecodeScalar(DataPacket packet)
{
int index = (int)packet.TryPeekBits(PrefixBitLength, out int bitsRead);
if (bitsRead == 0)
{
return(-1);
}
HuffmanListNode huffmanListNode = PrefixList[index];
if (huffmanListNode != null)
{
packet.SkipBits(huffmanListNode.Length);
return(huffmanListNode.Value);
}
index = (int)packet.TryPeekBits(MaxBits, out bitsRead);
huffmanListNode = PrefixOverflowTree;
do
{
if (huffmanListNode.Bits == (index & huffmanListNode.Mask))
{
packet.SkipBits(huffmanListNode.Length);
return(huffmanListNode.Value);
}
}while ((huffmanListNode = huffmanListNode.Next) != null);
return(-1);
}
internal int DecodeScalar(DataPacket packet)
{
int bitCnt;
var bits = (int)packet.TryPeekBits(PrefixBitLength, out bitCnt);
if (bitCnt == 0)
{
return(-1);
}
// try to get the value from the prefix list...
var node = PrefixList[bits];
if (node != null)
{
packet.SkipBits(node.Length);
return(node.Value);
}
// nope, not possible... run the tree
bits = (int)packet.TryPeekBits(MaxBits, out bitCnt);
node = PrefixOverflowTree;
do
{
if (node.Bits == (bits & node.Mask))
{
packet.SkipBits(node.Length);
return(node.Value);
}
} while ((node = node.Next) != null);
return(-1);
}
void LoadComments(DataPacket packet)
{
packet.SkipBits(8);
if (!packet.ReadBytes(6).SequenceEqual(new byte[] { 0x76, 0x6f, 0x72, 0x62, 0x69, 0x73 }))
{
throw new InvalidDataException("Corrupted comment header!");
}
_glueBits += 56;
{
byte[] vendorBytes = packet.ReadBytes(packet.ReadInt32());
_vendor = Encoding.UTF8.GetString(vendorBytes, 0, vendorBytes.Length);
}
_comments = new string[packet.ReadInt32()];
for (int i = 0; i < _comments.Length; i++)
{
byte[] commentBytes = packet.ReadBytes(packet.ReadInt32());
_comments[i] = Encoding.UTF8.GetString(commentBytes, 0, commentBytes.Length);
}
_metaBits += packet.BitsRead - 56;
_wasteHdrBits += 8 * packet.Length - packet.BitsRead;
}
internal int DecodeScalar(DataPacket packet)
{
int bitCnt;
var bits = (int)packet.TryPeekBits(PrefixBitLength, out bitCnt);
if (bitCnt == 0) return -1;
// try to get the value from the prefix list...
var node = PrefixList[bits];
if (node != null)
{
packet.SkipBits(node.Length);
return node.Value;
}
// nope, not possible... run the tree
bits = (int)packet.TryPeekBits(MaxBits, out bitCnt);
node = PrefixOverflowTree;
do
{
if (node.Bits == (bits & node.Mask))
{
packet.SkipBits(node.Length);
return node.Value;
}
} while ((node = node.Next) != null);
return -1;
}
private void LoadComments(DataPacket packet)
{
packet.SkipBits(8);
if (!Enumerable.SequenceEqual <byte>((IEnumerable <byte>)packet.ReadBytes(6), (IEnumerable <byte>) new byte[6]
{
(byte)118,
(byte)111,
(byte)114,
(byte)98,
(byte)105,
(byte)115
}))
{
throw new InvalidDataException("Corrupted comment header!");
}
this._glueBits += 56L;
this._vendor = Encoding.UTF8.GetString(packet.ReadBytes(packet.ReadInt32()));
this._comments = new string[packet.ReadInt32()];
for (int index = 0; index < this._comments.Length; ++index)
{
this._comments[index] = Encoding.UTF8.GetString(packet.ReadBytes(packet.ReadInt32()));
}
this._metaBits += packet.BitsRead - 56L;
this._wasteHdrBits += (long)(8 * packet.Length) - packet.BitsRead;
}
internal int DecodeScalar(DataPacket packet)
{
// try to get as many bits as possible...
int bitCnt; // we really don't care how many bits were read; try to decode anyway...
var bits = (int)packet.TryPeekBits(MaxBits, out bitCnt);
if (bitCnt == 0)
{
return(-1);
}
// now go through the list and find the matching entry
var node = LTree;
while (node != null)
{
if (node.Bits == (bits & node.Mask))
{
node.HitCount++;
packet.SkipBits(node.Length);
return(node.Value);
}
node = node.Next;
}
return(-1);
}
internal int DecodeScalar(DataPacket packet)
{
int bitsRead;
int num = (int)packet.TryPeekBits(this.MaxBits, out bitsRead);
if (bitsRead == 0)
{
throw new InvalidDataException();
}
for (HuffmanListNode <int> huffmanListNode = this.LTree; huffmanListNode != null; huffmanListNode = huffmanListNode.Next)
{
if (huffmanListNode.Bits == (num & huffmanListNode.Mask))
{
++huffmanListNode.HitCount;
packet.SkipBits(huffmanListNode.Length);
return(huffmanListNode.Value);
}
}
throw new InvalidDataException();
}
internal int DecodeScalar(DataPacket packet)
{
// try to get as many bits as possible...
int bitCnt; // we really don't care how many bits were read; try to decode anyway...
var bits = (int)packet.TryPeekBits(MaxBits, out bitCnt);
if (bitCnt == 0) throw new InvalidDataException();
// now go through the list and find the matching entry
var node = LTree;
while (node != null)
{
if (node.Bits == (bits & node.Mask))
{
node.HitCount++;
packet.SkipBits(node.Length);
return node.Value;
}
node = node.Next;
}
throw new InvalidDataException();
}
void LoadBooks(DataPacket packet)
{
packet.SkipBits(8);
if (!packet.ReadBytes(6).SequenceEqual(new byte[] { 0x76, 0x6f, 0x72, 0x62, 0x69, 0x73 }))
{
throw new InvalidDataException("Corrupted book header!");
}
var bits = packet.BitsRead;
_glueBits += packet.BitsRead;
// get books
Books = new VorbisCodebook[packet.ReadByte() + 1];
for (int i = 0; i < Books.Length; i++)
{
Books[i] = VorbisCodebook.Init(this, packet, i);
}
_bookBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get times
Times = new VorbisTime[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Times.Length; i++)
{
Times[i] = VorbisTime.Init(this, packet);
}
_timeHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get floor
Floors = new VorbisFloor[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Floors.Length; i++)
{
Floors[i] = VorbisFloor.Init(this, packet);
}
_floorHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get residue
Residues = new VorbisResidue[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Residues.Length; i++)
{
Residues[i] = VorbisResidue.Init(this, packet);
}
_resHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get map
Maps = new VorbisMapping[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Maps.Length; i++)
{
Maps[i] = VorbisMapping.Init(this, packet);
}
_mapHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get mode settings
Modes = new VorbisMode[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Modes.Length; i++)
{
Modes[i] = VorbisMode.Init(this, packet);
}
_modeHdrBits += packet.BitsRead - bits;
// check the framing bit
if (!packet.ReadBit())
{
throw new InvalidDataException();
}
++_glueBits;
_wasteHdrBits += 8 * packet.Length - packet.BitsRead;
_modeFieldBits = Utils.ilog(Modes.Length - 1);
}
private void LoadBooks(DataPacket packet)
{
packet.SkipBits(8);
if (!Enumerable.SequenceEqual<byte>((IEnumerable<byte>) packet.ReadBytes(6), (IEnumerable<byte>) new byte[6]
{
(byte) 118,
(byte) 111,
(byte) 114,
(byte) 98,
(byte) 105,
(byte) 115
}))
throw new InvalidDataException("Corrupted book header!");
long bitsRead1 = packet.BitsRead;
this._glueBits += packet.BitsRead;
this.Books = new VorbisCodebook[(int) packet.ReadByte() + 1];
for (int number = 0; number < this.Books.Length; ++number)
this.Books[number] = VorbisCodebook.Init(this, packet, number);
this._bookBits += packet.BitsRead - bitsRead1;
long bitsRead2 = packet.BitsRead;
this.Times = new VorbisTime[(int) packet.ReadBits(6) + 1];
for (int index = 0; index < this.Times.Length; ++index)
this.Times[index] = VorbisTime.Init(this, packet);
this._timeHdrBits += packet.BitsRead - bitsRead2;
long bitsRead3 = packet.BitsRead;
this.Floors = new VorbisFloor[(int) packet.ReadBits(6) + 1];
for (int index = 0; index < this.Floors.Length; ++index)
this.Floors[index] = VorbisFloor.Init(this, packet);
this._floorHdrBits += packet.BitsRead - bitsRead3;
long bitsRead4 = packet.BitsRead;
this.Residues = new VorbisResidue[(int) packet.ReadBits(6) + 1];
for (int index = 0; index < this.Residues.Length; ++index)
this.Residues[index] = VorbisResidue.Init(this, packet);
this._resHdrBits += packet.BitsRead - bitsRead4;
long bitsRead5 = packet.BitsRead;
this.Maps = new VorbisMapping[(int) packet.ReadBits(6) + 1];
for (int index = 0; index < this.Maps.Length; ++index)
this.Maps[index] = VorbisMapping.Init(this, packet);
this._mapHdrBits += packet.BitsRead - bitsRead5;
long bitsRead6 = packet.BitsRead;
this.Modes = new VorbisMode[(int) packet.ReadBits(6) + 1];
for (int index = 0; index < this.Modes.Length; ++index)
this.Modes[index] = VorbisMode.Init(this, packet);
this._modeHdrBits += packet.BitsRead - bitsRead6;
if (!packet.ReadBit())
throw new InvalidDataException();
++this._glueBits;
this._wasteHdrBits += (long) (8 * packet.Length) - packet.BitsRead;
this._modeFieldBits = Utils.ilog(this.Modes.Length - 1);
}
private void LoadComments(DataPacket packet)
{
packet.SkipBits(8);
if (!Enumerable.SequenceEqual<byte>((IEnumerable<byte>) packet.ReadBytes(6), (IEnumerable<byte>) new byte[6]
{
(byte) 118,
(byte) 111,
(byte) 114,
(byte) 98,
(byte) 105,
(byte) 115
}))
throw new InvalidDataException("Corrupted comment header!");
this._glueBits += 56L;
this._vendor = Encoding.UTF8.GetString(packet.ReadBytes(packet.ReadInt32()));
this._comments = new string[packet.ReadInt32()];
for (int index = 0; index < this._comments.Length; ++index)
this._comments[index] = Encoding.UTF8.GetString(packet.ReadBytes(packet.ReadInt32()));
this._metaBits += packet.BitsRead - 56L;
this._wasteHdrBits += (long) (8 * packet.Length) - packet.BitsRead;
}
void LoadComments(DataPacket packet)
{
byte [] temp;
packet.SkipBits(8);
if (!packet.ReadBytes(6).SequenceEqual(new byte[] { 0x76, 0x6f, 0x72, 0x62, 0x69, 0x73 })) throw new ArgumentException("Corrupted comment header!");
_glueBits += 56;
temp = packet.ReadBytes ( packet.ReadInt32 () );
_vendor = Encoding.UTF8.GetString ( temp, 0, temp.Length );
_comments = new string[packet.ReadInt32()];
for (int i = 0; i < _comments.Length; i++)
{
temp = packet.ReadBytes ( packet.ReadInt32 () );
_comments[i] = Encoding.UTF8.GetString( temp, 0, temp.Length );
}
_metaBits += packet.BitsRead - 56;
_wasteHdrBits += 8 * packet.Length - packet.BitsRead;
}
void LoadBooks(DataPacket packet)
{
packet.SkipBits(8);
if ( !packet.ReadBytes ( 6 ).SequenceEqual ( new byte [] { 0x76, 0x6f, 0x72, 0x62, 0x69, 0x73 } ) ) throw new ArgumentException ( "Corrupted book header!" );
var bits = packet.BitsRead;
_glueBits += packet.BitsRead;
// get books
Books = new VorbisCodebook[packet.ReadByte() + 1];
for (int i = 0; i < Books.Length; i++)
{
Books[i] = VorbisCodebook.Init(this, packet, i);
}
_bookBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get times
Times = new VorbisTime[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Times.Length; i++)
{
Times[i] = VorbisTime.Init(this, packet);
}
_timeHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get floor
Floors = new VorbisFloor[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Floors.Length; i++)
{
Floors[i] = VorbisFloor.Init(this, packet);
}
_floorHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get residue
Residues = new VorbisResidue[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Residues.Length; i++)
{
Residues[i] = VorbisResidue.Init(this, packet);
}
_resHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get map
Maps = new VorbisMapping[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Maps.Length; i++)
{
Maps[i] = VorbisMapping.Init(this, packet);
}
_mapHdrBits += packet.BitsRead - bits;
bits = packet.BitsRead;
// get mode settings
Modes = new VorbisMode[(int)packet.ReadBits(6) + 1];
for (int i = 0; i < Modes.Length; i++)
{
Modes[i] = VorbisMode.Init(this, packet);
}
_modeHdrBits += packet.BitsRead - bits;
// check the framing bit
if ( !packet.ReadBit () ) throw new ArgumentException ();
++_glueBits;
_wasteHdrBits += 8 * packet.Length - packet.BitsRead;
_modeFieldBits = Utils.ilog(Modes.Length - 1);
}
internal int DecodeScalar(DataPacket packet)
{
int bitsRead;
int num = (int) packet.TryPeekBits(this.MaxBits, out bitsRead);
if (bitsRead == 0)
throw new InvalidDataException();
for (HuffmanListNode<int> huffmanListNode = this.LTree; huffmanListNode != null; huffmanListNode = huffmanListNode.Next)
{
if (huffmanListNode.Bits == (num & huffmanListNode.Mask))
{
++huffmanListNode.HitCount;
packet.SkipBits(huffmanListNode.Length);
return huffmanListNode.Value;
}
}
throw new InvalidDataException();
}
private void LoadBooks(DataPacket packet)
{
packet.SkipBits(8);
if (!Enumerable.SequenceEqual <byte>((IEnumerable <byte>)packet.ReadBytes(6), (IEnumerable <byte>) new byte[6]
{
(byte)118,
(byte)111,
(byte)114,
(byte)98,
(byte)105,
(byte)115
}))
{
throw new InvalidDataException("Corrupted book header!");
}
long bitsRead1 = packet.BitsRead;
this._glueBits += packet.BitsRead;
this.Books = new VorbisCodebook[(int)packet.ReadByte() + 1];
for (int number = 0; number < this.Books.Length; ++number)
{
this.Books[number] = VorbisCodebook.Init(this, packet, number);
}
this._bookBits += packet.BitsRead - bitsRead1;
long bitsRead2 = packet.BitsRead;
this.Times = new VorbisTime[(int)packet.ReadBits(6) + 1];
for (int index = 0; index < this.Times.Length; ++index)
{
this.Times[index] = VorbisTime.Init(this, packet);
}
this._timeHdrBits += packet.BitsRead - bitsRead2;
long bitsRead3 = packet.BitsRead;
this.Floors = new VorbisFloor[(int)packet.ReadBits(6) + 1];
for (int index = 0; index < this.Floors.Length; ++index)
{
this.Floors[index] = VorbisFloor.Init(this, packet);
}
this._floorHdrBits += packet.BitsRead - bitsRead3;
long bitsRead4 = packet.BitsRead;
this.Residues = new VorbisResidue[(int)packet.ReadBits(6) + 1];
for (int index = 0; index < this.Residues.Length; ++index)
{
this.Residues[index] = VorbisResidue.Init(this, packet);
}
this._resHdrBits += packet.BitsRead - bitsRead4;
long bitsRead5 = packet.BitsRead;
this.Maps = new VorbisMapping[(int)packet.ReadBits(6) + 1];
for (int index = 0; index < this.Maps.Length; ++index)
{
this.Maps[index] = VorbisMapping.Init(this, packet);
}
this._mapHdrBits += packet.BitsRead - bitsRead5;
long bitsRead6 = packet.BitsRead;
this.Modes = new VorbisMode[(int)packet.ReadBits(6) + 1];
for (int index = 0; index < this.Modes.Length; ++index)
{
this.Modes[index] = VorbisMode.Init(this, packet);
}
this._modeHdrBits += packet.BitsRead - bitsRead6;
if (!packet.ReadBit())
{
throw new InvalidDataException();
}
++this._glueBits;
this._wasteHdrBits += (long)(8 * packet.Length) - packet.BitsRead;
this._modeFieldBits = Utils.ilog(this.Modes.Length - 1);
}
