public MPEntryValue(byte[] bytes, int startIndex, Endian endian)
{
ImageAttr = (uint)BitConverterEx.ToInt32(bytes, startIndex + 0, endian);
ImageSize = (uint)BitConverterEx.ToInt32(bytes, startIndex + 4, endian);
ImageDataOffset = (uint)BitConverterEx.ToInt32(bytes, startIndex + 8, endian);
DependentImage1 = (ushort)BitConverterEx.ToInt16(bytes, startIndex + 12, endian);
DependentImage2 = (ushort)BitConverterEx.ToInt16(bytes, startIndex + 14, endian);
}
public IFD(byte[] bytes, int o, int offsetStart, Endian endian)
{
Tag = (ushort)BitConverterEx.ToInt16(bytes, o + 0, endian);
Type = (IFDType)BitConverterEx.ToInt16(bytes, o + 2, endian);
Count = (uint)BitConverterEx.ToInt32(bytes, o + 4, endian);
Offset = new byte[4];
Array.Copy(bytes, o + 8, Offset, 0, Offset.Length);
if (BitConverter.IsLittleEndian ^ endian == Endian.Little)
{
Array.Reverse(Offset);
}
// 長さが4バイトを超えるときは、Valueをオフセットとして扱う
int typeSize = GetSizeOf(Type);
if (typeSize * Count > 4)
{
Value = new byte[typeSize * Count];
Array.Copy(bytes, offsetStart + OffsetUInt32, Value, 0, Value.Length);
}
//Value = (uint)BitConverterEx.ToInt32(bytes, startIndex + 8, endian);
}