public static string ReadChars(BinaryReader binaryReader, ImageFileEntry imageFileEntry)
{
if (imageFileEntry.NumberOfValue <= 4)
{
var bytes = new[]
{
(byte)(imageFileEntry.ValuePointer >> 0 & 0xFF),
(byte)(imageFileEntry.ValuePointer >> 8 & 0xFF),
(byte)(imageFileEntry.ValuePointer >> 16 & 0xFF),
(byte)(imageFileEntry.ValuePointer >> 24 & 0xFF),
};
return(imageFileEntry.NumberOfValue == 4u && bytes[3] != 0
? Encoding.ASCII.GetString(bytes, 0, (int)imageFileEntry.NumberOfValue)
: Encoding.ASCII.GetString(bytes, 0, (int)imageFileEntry.NumberOfValue - 1));
}
if (binaryReader.BaseStream.Position != imageFileEntry.ValuePointer)
{
binaryReader.BaseStream.Seek(imageFileEntry.ValuePointer, SeekOrigin.Begin);
}
//var data = new byte[imageFileEntry.NumberOfValue];
//for (var i = 0; i < imageFileEntry.NumberOfValue; i++)
// data[i] = binaryReader.ReadByte();
//return data[imageFileEntry.NumberOfValue - 1] != 0
// ? Encoding.ASCII.GetString(data, 0, (int)imageFileEntry.NumberOfValue)
// : Encoding.ASCII.GetString(data, 0, (int)imageFileEntry.NumberOfValue - 1);
var builder = new StringBuilder();
for (var i = 0; i < imageFileEntry.NumberOfValue; i++)
{
var us = binaryReader.ReadByte();
builder.Append((char)us);
}
var lastPosition = builder.Length - 1;
if (builder[lastPosition] == 0)
{
builder.Remove(lastPosition, 1);
}
return(builder.ToString());
}
public static byte[] ReadBytes(BinaryReader binaryReader, ImageFileEntry imageFileEntry)
{
var bytes = new byte[imageFileEntry.NumberOfValue];
if (binaryReader.BaseStream.Position != imageFileEntry.ValuePointer)
{
binaryReader.BaseStream.Seek(imageFileEntry.ValuePointer, SeekOrigin.Begin);
}
for (var j = 0; j < imageFileEntry.NumberOfValue; j++)
{
var us = binaryReader.ReadByte();
bytes[j] = us;
}
return(bytes);
}
public static UInt32[] ReadUInts(BinaryReader binaryReader, ImageFileEntry imageFileEntry)
{
var uints = new UInt32[imageFileEntry.NumberOfValue];
if (binaryReader.BaseStream.Position != imageFileEntry.ValuePointer)
{
binaryReader.BaseStream.Seek(imageFileEntry.ValuePointer, SeekOrigin.Begin);
}
for (var j = 0; j < imageFileEntry.NumberOfValue; j++)
{
var us = binaryReader.ReadUInt32();
uints[j] = us;
}
return(uints);
}
public WhiteBalance(BinaryReader binaryReader, ImageFileEntry imageFileEntry)
{
if (binaryReader.BaseStream.Position != imageFileEntry.ValuePointer)
{
binaryReader.BaseStream.Seek(imageFileEntry.ValuePointer, SeekOrigin.Begin);
}
var ar = 0;
var length = binaryReader.ReadUInt16();
Console.WriteLine("0x{0:X4} Len = {1} Length", ar, length);
ar += 2;
for (var i = 0; i < 6; i++)
{
var v1 = binaryReader.ReadUInt16();
var v2 = binaryReader.ReadUInt16();
var v3 = binaryReader.ReadUInt16();
var v4 = binaryReader.ReadUInt16();
Console.WriteLine("0x{0:X4} {1}: [{2}, {3}, {4}, {5}]", ar, i, v1, v2, v3, v4);
ar += 8;
}
//var eob = binaryReader.ReadUInt16();
//Console.WriteLine("0x{0:X4} EOB = {1}", ar, eob);
//ar += 2;
//for (var i = 0; i < 10; i++)
//{
// var x1 = binaryReader.ReadUInt16();
// var v1 = binaryReader.ReadUInt16();
// var v2 = binaryReader.ReadUInt16();
// var v3 = binaryReader.ReadUInt16();
// var v4 = binaryReader.ReadUInt16();
// Console.WriteLine("0x{0:X4} {1}: [{2}, {3}, {4}, {5}]", ar, x1, v1, v2, v3, v4);
// ar += 10;
//}
for (var i = ar; i < imageFileEntry.NumberOfValue; i++)
{
Console.WriteLine("0x{0:X4} : {1}, ", ar, binaryReader.ReadUInt16());
ar += 2;
}
Console.WriteLine();
}
public ImageFileDirectory(BinaryReader binaryReader)
{
// var dirStart = binaryReader.BaseStream.Position;
var length = binaryReader.ReadUInt16();
Entries = new ImageFileEntry[length];
for (var i = 0; i < length; i++)
{
Entries[i] = new ImageFileEntry(binaryReader);
}
var next = binaryReader.ReadUInt32();
NextEntry = next;
//if (next == 0) next = (uint)(binaryReader.BaseStream.Length + 1);
//Console.WriteLine($"### Directory {length}, [0x{dirStart:X8} - 0x{next - 1:X8}]");
//var heapStart = binaryReader.BaseStream.Position;
//Console.WriteLine($" Heap [0x{heapStart:X8} - 0x{next - 1:X8}]");
}
// private readonly byte[] heap;
public ImageFileDirectory(ushort length)
{
Entries = new ImageFileEntry[length];
}
