internal GridPointDataSimplePacking(BufferedBinaryReader reader)
{
ReferenceValue = reader.ReadSingle();
BinaryScaleFactor = reader.ReadInt16();
DecimalScaleFactor = reader.ReadInt16();
NumberOfBits = reader.ReadUInt8();
OriginalFieldValuesType = (OriginalFieldValuesType)reader.ReadUInt8();
}
/// <summary>
/// Reads the data.
/// </summary>
/// <param name="binaryReader">Binary reader.</param>
/// <param name="numGlyphs">Num glyphs.</param>
public void ReadData(BufferedBinaryReader binaryReader, ushort numGlyphs)
{
for (int i = 0; i < numGlyphs; i++)
{
this.Add(binaryReader.ReadInt16());
}
}
private static object ReadValue(BufferedBinaryReader reader, SystemTypeCode type)
{
switch (type)
{
case SystemTypeCode.Boolean:
return(reader.ReadBoolean());
case SystemTypeCode.Int8:
return(reader.ReadInt8());
case SystemTypeCode.UInt8:
return(reader.ReadUInt8());
case SystemTypeCode.Int16:
return(reader.ReadInt16());
case SystemTypeCode.UInt16:
return(reader.ReadUInt16());
case SystemTypeCode.Int32:
return(reader.ReadInt32());
case SystemTypeCode.UInt32:
return(reader.ReadUInt32());
case SystemTypeCode.Int64:
return(reader.ReadInt64());
case SystemTypeCode.UInt64:
return(reader.ReadUInt64());
case SystemTypeCode.Single:
return(reader.ReadSingle());
case SystemTypeCode.Double:
return(reader.ReadDouble());
case SystemTypeCode.Decimal:
throw new NotImplementedException();
case SystemTypeCode.DateTime:
throw new NotImplementedException();
case SystemTypeCode.Char:
return(reader.ReadChar());
case SystemTypeCode.String:
return(reader.ReadCountedUtf8());
case SystemTypeCode.Enum:
throw new NotImplementedException();
default:
throw new ArgumentOutOfRangeException();
}
}
public DatabaseHeader(ref BufferedBinaryReader reader)
{
byte versionInfo = reader.ReadByte();
Level = (EDatabaseLevel)(versionInfo & 0b0000_0111);
Version = (EDatabaseVersion)(versionInfo & 0b1111_1000);
UpdateYear = reader.ReadByte();
UpdateMonth = reader.ReadByte();
UpdateDay = reader.ReadByte();
RecordCount = reader.ReadInt32();
HeaderLength = reader.ReadInt16();
RecordLength = reader.ReadInt16();
Reserved01 = reader.ReadBytes(2);
IncompleteTransaction = reader.ReadByte();
EncryptionFlag = reader.ReadByte();
Reserved02 = reader.ReadBytes(12);
TableFlags = (ETableFlags)reader.ReadByte();
LanguageDriverId = reader.ReadByte();
EndOfHeaderMarker = reader.ReadInt16();
}
public SEHBlock(BufferedBinaryReader reader, bool fatFormat)
{
if (fatFormat)
{
Flags = (SEHFlags)reader.ReadInt32();
TryOffset = reader.ReadInt32();
TryLength = reader.ReadInt32();
HandlerOffset = reader.ReadInt32();
HandlerLength = reader.ReadInt32();
Value = reader.ReadInt32();
}
else
{
Flags = (SEHFlags)reader.ReadInt16();
TryOffset = reader.ReadInt16();
TryLength = reader.ReadByte();
HandlerOffset = reader.ReadInt16();
HandlerLength = reader.ReadByte();
Value = reader.ReadInt32();
}
}
private static object ReadValue(ElementType type, BufferedBinaryReader reader)
{
switch (type)
{
case ElementType.Boolean:
return(reader.ReadBoolean());
case ElementType.Char:
return(reader.ReadChar());
case ElementType.Int8:
return(reader.ReadSByte());
case ElementType.UInt8:
return(reader.ReadByte());
case ElementType.Int16:
return(reader.ReadInt16());
case ElementType.UInt16:
return(reader.ReadUInt16());
case ElementType.Int32:
return(reader.ReadInt32());
case ElementType.UInt32:
return(reader.ReadUInt32());
case ElementType.Int64:
return(reader.ReadInt64());
case ElementType.UInt64:
return(reader.ReadUInt64());
case ElementType.Single:
return(reader.ReadSingle());
case ElementType.Double:
return(reader.ReadDouble());
case ElementType.String:
return(Encoding.Unicode.GetString(reader.ToArray()));
case ElementType.Class:
return(null);
default:
return(reader.ToArray());
}
}
/// <summary>
/// Reads the data.
/// </summary>
/// <param name="binaryReader">Binary reader.</param>
/// <param name="fontFlagsWideCodes">Font flags wide codes.</param>
public void ReadData(BufferedBinaryReader binaryReader, bool fontFlagsWideCodes)
{
this.fontFlagsWideCodes = fontFlagsWideCodes;
if (fontFlagsWideCodes)
{
fontFlagsWideCode1 = (uint)binaryReader.ReadUInt16();
fontFlagsWideCode2 = (uint)binaryReader.ReadUInt16();
}
else
{
fontFlagsWideCode1 = (uint)binaryReader.ReadByte();
fontFlagsWideCode2 = (uint)binaryReader.ReadByte();
}
short fontKerningAdjustement = binaryReader.ReadInt16();
}
/// <summary>
/// see <see cref="SwfDotNet.IO.Tags.BaseTag">base class</see>
/// </summary>
public override void ReadData(byte version, BufferedBinaryReader binaryReader)
{
RecordHeader rh = new RecordHeader();
rh.ReadData(binaryReader);
binaryReader.ReadUBits(4);
playbackSoundRate = binaryReader.ReadUBits(2);
playbackSoundSize = binaryReader.ReadUBits(1);
playbackSoundType = binaryReader.ReadUBits(1);
streamSoundCompression = binaryReader.ReadUBits(4);
streamSoundRate = binaryReader.ReadUBits(2);
streamSoundSize = binaryReader.ReadUBits(1);
streamSoundType = binaryReader.ReadUBits(1);
streamSoundSampleCount = binaryReader.ReadUInt16();
latencySeek = 0;
if (streamSoundCompression == 2)
{
latencySeek = binaryReader.ReadInt16();
}
}
private bool getInfo(BufferedBinaryReader source, FileInfo info, ReadTagParams readTagParams)
{
// Get info from file
bool result = false;
bool isValidHeader = false;
// Check for ID3v2 (NB : this case should not even exist since OGG has its own native tagging system, and is not deemed compatible with ID3v2 according to the ID3 FAQ)
source.Seek(sizeInfo.ID3v2Size, SeekOrigin.Begin);
// Read global file header
info.IdentificationHeader.ReadFromStream(source);
if (info.IdentificationHeader.IsValid())
{
source.Seek(sizeInfo.ID3v2Size + info.IdentificationHeader.Segments + 27, SeekOrigin.Begin); // 27 being the size from 'ID' to 'Segments'
// Read Vorbis or Opus stream info
long position = source.Position;
String headerStart = Utils.Latin1Encoding.GetString(source.ReadBytes(3));
source.Seek(position, SeekOrigin.Begin);
if (VORBIS_HEADER_ID.StartsWith(headerStart))
{
contents = CONTENTS_VORBIS;
info.VorbisParameters.ID = Utils.Latin1Encoding.GetString(source.ReadBytes(7));
isValidHeader = VORBIS_HEADER_ID.Equals(info.VorbisParameters.ID);
info.VorbisParameters.BitstreamVersion = source.ReadBytes(4);
info.VorbisParameters.ChannelMode = source.ReadByte();
info.VorbisParameters.SampleRate = source.ReadInt32();
info.VorbisParameters.BitRateMaximal = source.ReadInt32();
info.VorbisParameters.BitRateNominal = source.ReadInt32();
info.VorbisParameters.BitRateMinimal = source.ReadInt32();
info.VorbisParameters.BlockSize = source.ReadByte();
info.VorbisParameters.StopFlag = source.ReadByte();
}
else if (OPUS_HEADER_ID.StartsWith(headerStart))
{
contents = CONTENTS_OPUS;
info.OpusParameters.ID = Utils.Latin1Encoding.GetString(source.ReadBytes(8));
isValidHeader = OPUS_HEADER_ID.Equals(info.OpusParameters.ID);
info.OpusParameters.Version = source.ReadByte();
info.OpusParameters.OutputChannelCount = source.ReadByte();
info.OpusParameters.PreSkip = source.ReadUInt16();
//info.OpusParameters.InputSampleRate = source.ReadUInt32();
info.OpusParameters.InputSampleRate = 48000; // Actual sample rate is hardware-dependent. Let's assume for now that the hardware ATL runs on supports 48KHz
source.Seek(4, SeekOrigin.Current);
info.OpusParameters.OutputGain = source.ReadInt16();
info.OpusParameters.ChannelMappingFamily = source.ReadByte();
if (info.OpusParameters.ChannelMappingFamily > 0)
{
info.OpusParameters.StreamCount = source.ReadByte();
info.OpusParameters.CoupledStreamCount = source.ReadByte();
info.OpusParameters.ChannelMapping = new byte[info.OpusParameters.OutputChannelCount];
for (int i = 0; i < info.OpusParameters.OutputChannelCount; i++)
{
info.OpusParameters.ChannelMapping[i] = source.ReadByte();
}
}
}
if (isValidHeader)
{
info.CommentHeaderStart = source.Position;
IList <long> pagePos = new List <long>();
// Reads all related Vorbis pages that describe Comment and Setup headers
// and concatenate their content into a single, continuous data stream
bool loop = true;
bool first = true;
using (MemoryStream s = new MemoryStream())
{
// Reconstruct the whole Comment header from OGG pages to a MemoryStream
while (loop)
{
info.SetupHeaderEnd = source.Position; // When the loop stops, cursor is starting to read a brand new page located after Comment _and_ Setup headers
info.CommentHeader.ID = Utils.Latin1Encoding.GetString(source.ReadBytes(4));
info.CommentHeader.StreamVersion = source.ReadByte();
info.CommentHeader.TypeFlag = source.ReadByte();
// 0 marks a new page
if (0 == info.CommentHeader.TypeFlag)
{
loop = first;
}
if (loop)
{
info.CommentHeader.AbsolutePosition = source.ReadUInt64();
info.CommentHeader.Serial = source.ReadInt32();
info.CommentHeader.PageNumber = source.ReadInt32();
info.CommentHeader.Checksum = source.ReadUInt32();
info.CommentHeader.Segments = source.ReadByte();
info.CommentHeader.LacingValues = source.ReadBytes(info.CommentHeader.Segments);
s.Write(source.ReadBytes(info.CommentHeader.GetPageLength()), 0, info.CommentHeader.GetPageLength());
pagePos.Add(info.SetupHeaderEnd);
}
first = false;
}
if (readTagParams.PrepareForWriting) // Metrics to prepare writing
{
if (pagePos.Count > 1)
{
source.Position = pagePos[pagePos.Count - 2];
}
else
{
source.Position = pagePos[0];
}
// Determine the boundaries of 3rd header (Setup header) by searching from last-but-one page
if (StreamUtils.FindSequence(source, Utils.Latin1Encoding.GetBytes(VORBIS_SETUP_ID)))
{
info.SetupHeaderStart = source.Position - VORBIS_SETUP_ID.Length;
info.CommentHeaderEnd = info.SetupHeaderStart;
if (pagePos.Count > 1)
{
int firstSetupPage = -1;
for (int i = 1; i < pagePos.Count; i++)
{
if (info.CommentHeaderEnd < pagePos[i])
{
info.CommentHeaderSpanPages = i - 1;
firstSetupPage = i - 1;
}
if (info.SetupHeaderEnd < pagePos[i])
{
info.SetupHeaderSpanPages = i - firstSetupPage;
}
}
/// Not found yet => comment header takes up all pages, and setup header is on the end of the last page
if (-1 == firstSetupPage)
{
info.CommentHeaderSpanPages = pagePos.Count;
info.SetupHeaderSpanPages = 1;
}
}
else
{
info.CommentHeaderSpanPages = 1;
info.SetupHeaderSpanPages = 1;
}
}
}
// Get total number of samples
info.Samples = getSamples(source);
// Read metadata from the reconstructed Comment header inside the memoryStream
if (readTagParams.ReadTag)
{
BinaryReader msr = new BinaryReader(s);
s.Seek(0, SeekOrigin.Begin);
string tagId;
bool isValidTagHeader = false;
if (contents.Equals(CONTENTS_VORBIS))
{
tagId = Utils.Latin1Encoding.GetString(msr.ReadBytes(7));
isValidTagHeader = (VORBIS_TAG_ID.Equals(tagId));
}
else if (contents.Equals(CONTENTS_OPUS))
{
tagId = Utils.Latin1Encoding.GetString(msr.ReadBytes(8));
isValidTagHeader = (OPUS_TAG_ID.Equals(tagId));
}
if (isValidTagHeader)
{
vorbisTag.Clear();
vorbisTag.Read(msr, readTagParams);
}
}
} // using MemoryStream
result = true;
}
}
return(result);
}
private object ReadValue(BufferedBinaryReader reader, IType type)
{
var st = type.SystemType();
if (st != null)
{
switch (st.Code)
{
case SystemTypeCode.Boolean:
return reader.ReadBoolean();
case SystemTypeCode.Int8:
return reader.ReadInt8();
case SystemTypeCode.UInt8:
return reader.ReadUInt8();
case SystemTypeCode.Int16:
return reader.ReadInt16();
case SystemTypeCode.UInt16:
return reader.ReadUInt16();
case SystemTypeCode.Int32:
return reader.ReadInt32();
case SystemTypeCode.UInt32:
return reader.ReadUInt32();
case SystemTypeCode.Int64:
return reader.ReadInt64();
case SystemTypeCode.UInt64:
return reader.ReadUInt64();
case SystemTypeCode.Single:
return reader.ReadSingle();
case SystemTypeCode.Double:
return reader.ReadDouble();
case SystemTypeCode.Char:
return reader.ReadChar();
case SystemTypeCode.String:
return reader.ReadCountedUtf8();
case SystemTypeCode.Object:
//boxed value type
var e = (ElementType)reader.ReadInt8();
return ReadValue(reader, e);
case SystemTypeCode.Type:
return ReadType(reader);
}
}
if (type.TypeKind == TypeKind.Enum)
{
return ReadValue(reader, type.ValueType);
}
if (type.IsArray)
{
int numElem = reader.ReadInt32();
Array arr = null;
for (int i = 0; i < numElem; ++i)
{
var val = ReadValue(reader, type.ElementType);
if (arr == null)
arr = Array.CreateInstance(val.GetType(), numElem);
arr.SetValue(val, i);
}
return arr;
}
return null;
}
private object ReadValue(BufferedBinaryReader reader, ElementType e)
{
switch (e)
{
case ElementType.Boolean:
return reader.ReadBoolean();
case ElementType.Char:
return reader.ReadChar();
case ElementType.Int8:
return reader.ReadSByte();
case ElementType.UInt8:
return reader.ReadByte();
case ElementType.Int16:
return reader.ReadInt16();
case ElementType.UInt16:
return reader.ReadUInt16();
case ElementType.Int32:
return reader.ReadInt32();
case ElementType.UInt32:
return reader.ReadUInt32();
case ElementType.Int64:
return reader.ReadInt64();
case ElementType.UInt64:
return reader.ReadUInt64();
case ElementType.Single:
return reader.ReadSingle();
case ElementType.Double:
return reader.ReadDouble();
case ElementType.String:
return reader.ReadCountedUtf8();
case ElementType.Object:
case ElementType.CustomArgsBoxedObject:
{
var elem = (ElementType)reader.ReadInt8();
return ReadValue(reader, elem);
}
case ElementType.CustomArgsEnum:
{
string enumTypeName = reader.ReadCountedUtf8();
var enumType = FindType(enumTypeName);
if (enumType == null)
{
//TODO:
throw new BadMetadataException();
}
return ReadValue(reader, enumType);
}
case ElementType.CustomArgsType:
return ReadType(reader);
case ElementType.ArraySz:
{
var arrElemType = (ElementType)reader.ReadInt8();
return ReadArray(reader, arrElemType);
}
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// see <see cref="SwfDotNet.IO.Tags.BaseTag">base class</see>
/// </summary>
public override void ReadData(byte version, BufferedBinaryReader binaryReader)
{
RecordHeader rh = new RecordHeader();
rh.ReadData(binaryReader);
fontId = binaryReader.ReadUInt16();
bool fontFlagsHasLayout = binaryReader.ReadBoolean();
fontFlagsShiftJIS = binaryReader.ReadBoolean();
fontFlagsSmallText = binaryReader.ReadBoolean();
fontFlagsANSI = binaryReader.ReadBoolean();
bool fontFlagsWideOffsets = binaryReader.ReadBoolean();
bool fontFlagsWideCodes = binaryReader.ReadBoolean();
fontFlagsItalic = binaryReader.ReadBoolean();
fontFlagsBold = binaryReader.ReadBoolean();
languageCode = (LanguageCode)binaryReader.ReadByte();
byte fontNameLength = binaryReader.ReadByte();
fontName = binaryReader.ReadString(fontNameLength);
ushort numGlyphs = binaryReader.ReadUInt16();
if (numGlyphs > 0)
{
uint[] offsetTable = new uint[numGlyphs];
for (int i = 0; i < numGlyphs; i++)
{
if (fontFlagsWideOffsets)
{
offsetTable[i] = binaryReader.ReadUInt32();
}
else
{
offsetTable[i] = (uint)binaryReader.ReadUInt16();
}
}
}
uint codeTableOffset = 0;
if (fontFlagsWideOffsets)
{
codeTableOffset = binaryReader.ReadUInt32();
}
else
{
codeTableOffset = (uint)binaryReader.ReadUInt16();
}
if (numGlyphs > 0)
{
this.glyphShapesTable.IsWideCodes = fontFlagsWideCodes;
this.glyphShapesTable.ReadData(binaryReader, numGlyphs);
}
if (fontFlagsHasLayout)
{
fontAscent = binaryReader.ReadInt16();
fontDescent = binaryReader.ReadInt16();
fontLeading = binaryReader.ReadInt16();
if (numGlyphs > 0)
{
fontAdvanceTable.ReadData(binaryReader, numGlyphs);
fontBoundsTable.ReadData(binaryReader, numGlyphs);
fontKerningTable.ReadData(binaryReader, fontFlagsWideCodes);
}
}
}
/// <summary>
/// Reads the data.
/// </summary>
/// <param name="binaryReader">Binary reader.</param>
/// <param name="endOfRecordsFlag">End of records flag.</param>
/// <param name="tagCodeEnum">Tag code enum.</param>
public void ReadData(BufferedBinaryReader binaryReader, ref bool endOfRecordsFlag,
TagCodeEnum tagCodeEnum)
{
binaryReader.SynchBits();
bool textRecordType = binaryReader.ReadBoolean();
binaryReader.ReadUBits(3);
bool styleFlagsHasFont = binaryReader.ReadBoolean();
bool styleFlagsHasColor = binaryReader.ReadBoolean();
bool styleFlagsHasYOffset = binaryReader.ReadBoolean();
bool styleFlagsHasXOffset = binaryReader.ReadBoolean();
if (textRecordType == false)
{
endOfRecordsFlag = true;
return;
}
fontId = 0;
if (styleFlagsHasFont)
{
fontId = binaryReader.ReadUInt16();
}
textColor = null;
if (styleFlagsHasColor)
{
if (tagCodeEnum == TagCodeEnum.DefineText2)
{
textColor = new RGBA();
textColor.ReadData(binaryReader);
}
else
{
textColor = new RGB();
textColor.ReadData(binaryReader);
}
}
xOffset = 0;
if (styleFlagsHasXOffset)
{
xOffset = binaryReader.ReadInt16();
}
yOffset = 0;
if (styleFlagsHasYOffset)
{
yOffset = binaryReader.ReadInt16();
}
textHeight = 0;
if (styleFlagsHasFont)
{
textHeight = binaryReader.ReadUInt16();
}
byte glyphCount = binaryReader.ReadByte();
if (glyphCount > 0)
{
if (glyphEntries == null)
{
glyphEntries = new GlyphEntryCollection();
}
else
{
glyphEntries.Clear();
}
for (int i = 0; i < glyphCount; i++)
{
GlyphEntry glyphEntry = new GlyphEntry();
glyphEntry.ReadData(binaryReader);
glyphEntries.Add(glyphEntry);
}
}
}
