public ExportAssetsTag(HeaderRecord header, FlashReader input)
: base(header)
{
ushort assetCount = input.ReadUInt16();
Ids = new List <ushort>(assetCount);
Names = new List <string>(assetCount);
for (int i = 0; i < assetCount; i++)
{
Ids.Add(input.ReadUInt16());
Names.Add(input.ReadNullString());
}
}
public SymbolClassTag(HeaderRecord header, FlashReader input)
: base(header)
{
ushort symbolCount = input.ReadUInt16();
Ids = new List <ushort>(symbolCount);
Names = new List <string>(symbolCount);
for (int i = 0; i < symbolCount; i++)
{
Ids.Add(input.ReadUInt16());
Names.Add(input.ReadNullString());
}
}
public SymbolClassTag(HeaderRecord header, FlashReader input)
: base(header)
{
var symbolCount = input.ReadUInt16();
Entries = new List <Tuple <ushort, string> >();
for (var i = 0; i < symbolCount; i++)
{
var id = input.ReadUInt16();
var name = input.ReadNullString();
Entries.Add(new Tuple <ushort, string>(id, name));
}
}
public DefineFontNameTag(FlashReader reader, TagRecord header) :
base(reader, header)
{
FontId = reader.ReadUInt16();
FontName = reader.ReadNullTerminatedString();
FontCopyright = reader.ReadNullTerminatedString();
}
public DefineBitsLossless2Tag(HeaderRecord header, FlashReader input) : base(header)
{
Id = input.ReadUInt16();
Format = input.ReadByte();
Width = input.ReadUInt16();
Height = input.ReadUInt16();
if (Format == Format8BitColormapped)
{
ColorTableSize = input.ReadByte();
}
var readSize = 7 + (Format == Format8BitColormapped ? 1 : 0);
_zlibData = input.ReadBytes(header.Length - readSize);
}
public DefineBinaryDataTag(HeaderRecord header, FlashReader input)
: base(header)
{
Id = input.ReadUInt16();
input.ReadUInt32(); // Reserved | Must equal '0'.
Data = input.ReadBytes(header.Length - 6);
}
public DefineFontNameTag(HeaderRecord header, FlashReader input)
: base(header)
{
Id = input.ReadUInt16();
Name = input.ReadNullString();
Copyright = input.ReadNullString();
}
public ABCFile(FlashReader reader)
{
_reader = reader;
MinorVersion = _reader.ReadUInt16();
MajorVersion = _reader.ReadUInt16();
Constants = new ASConstants(this, _reader);
Constants.ReadConstants();
Methods = new List <ASMethod>(_reader.Read7BitEncodedInt());
for (int i = 0; i < Methods.Capacity; i++)
{
Methods.Add(new ASMethod(this, _reader));
}
Metadata = new List <ASMetadata>(_reader.Read7BitEncodedInt());
for (int i = 0; i < Metadata.Capacity; i++)
{
Metadata.Add(new ASMetadata(this, _reader));
}
Instances = new List <ASInstance>(_reader.Read7BitEncodedInt());
for (int i = 0; i < Instances.Capacity; i++)
{
Instances.Add(new ASInstance(this, _reader));
}
Classes = new List <ASClass>(Instances.Capacity);
for (int i = 0; i < Classes.Capacity; i++)
{
Classes.Add(new ASClass(this, _reader));
Classes[i].Instance = Instances[i];
}
Scripts = new List <ASScript>(_reader.Read7BitEncodedInt());
for (int i = 0; i < Scripts.Capacity; i++)
{
Scripts.Add(new ASScript(this, _reader));
}
MethodBodies = new List <ASMethodBody>(_reader.Read7BitEncodedInt());
for (int i = 0; i < MethodBodies.Capacity; i++)
{
MethodBodies.Add(new ASMethodBody(this, _reader));
}
}
public DefineBinaryDataTag(FlashReader reader, TagRecord header)
: base(reader, header)
{
CharacterId = reader.ReadUInt16();
reader.ReadUInt32();
BinaryData = reader.ReadBytes(header.Body.Length - 6);
}
public ABCFile(FlashReader input)
: this()
{
_input = input;
ushort minor = input.ReadUInt16();
ushort major = input.ReadUInt16();
Version = new Version(major, minor);
Pool = new ASConstantPool(this, input);
PopulateList(Methods, ReadMethod);
PopulateList(Metadata, ReadMetadata);
PopulateList(Instances, ReadInstance);
PopulateList(Classes, ReadClass, Instances.Count);
PopulateList(Scripts, ReadScript);
PopulateList(MethodBodies, ReadMethodBody);
}
public DefineBitsLossless2Tag(HeaderRecord header, FlashReader input)
: base(header)
{
Id = input.ReadUInt16();
_format = input.ReadByte();
_width = input.ReadUInt16();
_height = input.ReadUInt16();
if (_format == 3)
{
_colorTableSize = input.ReadByte();
}
int partialLength = (7 + (_format == 3 ? 1 : 0));
_compressedBitmapData = input.ReadBytes(header.Length - partialLength);
}
public ABCFile(byte[] data)
: this()
{
_initialLength = data.Length;
_input = new FlashReader(data);
ushort minor = _input.ReadUInt16();
ushort major = _input.ReadUInt16();
Version = new Version(major, minor);
Pool = new ASConstantPool(this, _input);
PopulateList(Methods, ReadMethod);
PopulateList(Metadata, ReadMetadata);
PopulateList(Instances, ReadInstance);
PopulateList(Classes, ReadClass, Instances.Count);
PopulateList(Scripts, ReadScript);
PopulateList(MethodBodies, ReadMethodBody);
}
public ExportAssetsTag(FlashReader reader, TagRecord header) :
base(reader, header)
{
int count = reader.ReadUInt16();
Assets = new Dictionary <ushort, string>(count);
for (int i = 0; i < count; i++)
{
ushort tag = reader.ReadUInt16();
string name = reader.ReadNullTerminatedString();
if (Assets.ContainsKey(tag))
{
throw new Exception(
"Duplicate tag id: " + tag);
}
Assets[tag] = name;
}
}
public DefineSoundTag(HeaderRecord header, FlashReader input)
: base(header)
{
Id = input.ReadUInt16();
Format = input.ReadUB(4);
Rate = input.ReadUB(2);
Size = input.ReadUB(1);
SoundType = input.ReadUB(1);
SoundSampleCount = input.ReadUInt32();
SoundData = input.ReadBytes(header.Length - 7);
}
public DefineBitsLossless2Tag(HeaderRecord header, FlashReader input)
: base(header)
{
Id = input.ReadUInt16();
_format = input.ReadByte();
ushort width = input.ReadUInt16();
ushort height = input.ReadUInt16();
_argbMap = new Color[width, height];
if (_format == 3)
{
_colorTableSize = input.ReadByte();
}
int partialLength = (7 + (_format == 3 ? 1 : 0));
_compressedData = input.ReadBytes(header.Length - partialLength);
}
public SymbolClassTag(FlashReader reader, TagRecord header) :
base(reader, header)
{
int symbolCount = reader.ReadUInt16();
Symbols = new Dictionary <ushort, string>(symbolCount);
for (int i = 0; i < symbolCount; i++)
{
ushort characterId = reader.ReadUInt16();
string symbolName = reader.ReadNullTerminatedString();
if (Symbols.ContainsKey(characterId))
{
symbolName =
$"{Symbols[characterId]},{symbolName}";
}
Symbols[characterId] = symbolName;
}
}
public HeaderRecord(FlashReader input)
{
ushort header = header = input.ReadUInt16();
Kind = (TagKind)(header >> 6);
Length = (header & 63);
if (Length > MAX_SHORT_LENGTH)
{
Length = input.ReadInt32();
_isLongTag = (Length <= MAX_SHORT_LENGTH);
}
}
public DefineBitsLossless2Tag(FlashReader reader, TagRecord header) :
base(reader, header)
{
CharacterId = reader.ReadUInt16();
BitmapFormat = reader.ReadByte();
BitmapWidth = reader.ReadUInt16();
BitmapHeight = reader.ReadUInt16();
_isCompressed = true;
switch (BitmapFormat - 3)
{
case 0: break;
case 1:
case 2:
{
_compressedBitmapData =
reader.ReadBytes(header.Body.Length - 7);
break;
}
}
}
public DefineBitsJPEG3(HeaderRecord header, FlashReader input)
: base(header)
{
Id = input.ReadUInt16();
int alphaDataOffset = input.ReadInt32();
Data = input.ReadBytes(alphaDataOffset);
Format = GetFormat(Data);
if (Format == ImageFormat.JPEG)
{
int partialLength = (2 + 4 + alphaDataOffset);
AlphaData = input.ReadBytes(Header.Length - partialLength);
}
}
public DefineBitsJPEG3(HeaderRecord header, FlashReader input) : base(header)
{
Id = input.ReadUInt16();
var alphaDataOffset = input.ReadInt32();
Data = input.ReadBytes(alphaDataOffset);
Format = GetFormat(Data);
if (Format == ImageFormat.JPEG)
{
var partialLength = 2 + 4 + alphaDataOffset;
AlphaData = input.ReadBytes(Header.Length - partialLength);
}
else
{
// Minimum Compressed Empty Data Length
AlphaData = input.ReadBytes(8);
}
}
public TagRecord(FlashReader reader)
{
Start = reader.Position;
ushort header = reader.ReadUInt16();
TagType = (FlashTagType)(header >> 6);
int length = (header & 63);
if (length >= 63)
{
length = reader.ReadInt32();
IsSpecialLong = (length < 63);
}
BodyStart = reader.Position;
Body = reader.ReadBytes(length);
reader.Position = BodyStart;
}
public FrameRecord(FlashReader input)
{
Area = new RectangeRecord(input);
Rate = (ushort)(input.ReadUInt16() >> 8);
Count = input.ReadUInt16();
}
public ScriptLimitsTag(FlashReader reader, TagRecord header) :
base(reader, header)
{
MaxRecursionDepth = reader.ReadUInt16();
ScriptTimeoutSeconds = reader.ReadUInt16();
}
public ScriptLimitsTag(HeaderRecord header, FlashReader input)
: base(header)
{
MaxRecursionDepth = input.ReadUInt16();
ScriptTimeoutSeconds = input.ReadUInt16();
}