private static void ProcessReconyxMakernote([NotNull] ReconyxMakernoteDirectory directory, int makernoteOffset, [NotNull] IndexedReader reader)
{
directory.Set(ReconyxMakernoteDirectory.TagMakernoteVersion, reader.GetUInt16(makernoteOffset));
// revision and build are reversed from .NET ordering
ushort major = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagFirmwareVersion);
ushort minor = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagFirmwareVersion + 2);
ushort revision = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagFirmwareVersion + 4);
string buildYear = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagFirmwareVersion + 6).ToString("x4");
string buildDate = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagFirmwareVersion + 8).ToString("x4");
int build = int.Parse(buildYear + buildDate);
directory.Set(ReconyxMakernoteDirectory.TagFirmwareVersion, new Version(major, minor, revision, build));
directory.Set(ReconyxMakernoteDirectory.TagTriggerMode, new string((char)reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagTriggerMode), 1));
directory.Set(ReconyxMakernoteDirectory.TagSequence,
new[]
{
reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagSequence),
reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagSequence + 2)
});
uint eventNumberHigh = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagEventNumber);
uint eventNumberLow = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagEventNumber + 2);
directory.Set(ReconyxMakernoteDirectory.TagEventNumber, (eventNumberHigh << 16) + eventNumberLow);
ushort seconds = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagDateTimeOriginal);
ushort minutes = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagDateTimeOriginal + 2);
ushort hour = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagDateTimeOriginal + 4);
ushort month = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagDateTimeOriginal + 6);
ushort day = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagDateTimeOriginal + 8);
ushort year = reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagDateTimeOriginal + 10);
directory.Set(ReconyxMakernoteDirectory.TagDateTimeOriginal, new DateTime(year, month, day, hour, minutes, seconds));
directory.Set(ReconyxMakernoteDirectory.TagMoonPhase, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagMoonPhase));
directory.Set(ReconyxMakernoteDirectory.TagAmbientTemperatureFarenheit, reader.GetInt16(makernoteOffset + ReconyxMakernoteDirectory.TagAmbientTemperatureFarenheit));
directory.Set(ReconyxMakernoteDirectory.TagAmbientTemperature, reader.GetInt16(makernoteOffset + ReconyxMakernoteDirectory.TagAmbientTemperature));
directory.Set(ReconyxMakernoteDirectory.TagSerialNumber, reader.GetString(makernoteOffset + ReconyxMakernoteDirectory.TagSerialNumber, 28, Encoding.Unicode));
// two unread bytes: the serial number's terminating null
directory.Set(ReconyxMakernoteDirectory.TagContrast, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagContrast));
directory.Set(ReconyxMakernoteDirectory.TagBrightness, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagBrightness));
directory.Set(ReconyxMakernoteDirectory.TagSharpness, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagSharpness));
directory.Set(ReconyxMakernoteDirectory.TagSaturation, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagSaturation));
directory.Set(ReconyxMakernoteDirectory.TagInfraredIlluminator, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagInfraredIlluminator));
directory.Set(ReconyxMakernoteDirectory.TagMotionSensitivity, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagMotionSensitivity));
directory.Set(ReconyxMakernoteDirectory.TagBatteryVoltage, reader.GetUInt16(makernoteOffset + ReconyxMakernoteDirectory.TagBatteryVoltage) / 1000.0);
directory.Set(ReconyxMakernoteDirectory.TagUserLabel, reader.GetNullTerminatedString(makernoteOffset + ReconyxMakernoteDirectory.TagUserLabel, 44));
}
/// <exception cref="System.IO.IOException"/>
private bool ProcessMakernote(int makernoteOffset, [NotNull] ICollection <int> processedIfdOffsets, [NotNull] IndexedReader reader)
{
Debug.Assert(makernoteOffset >= 0, "makernoteOffset >= 0");
var cameraMake = Directories.OfType <ExifIfd0Directory>().FirstOrDefault()?.GetString(ExifDirectoryBase.TagMake);
var firstTwoChars = reader.GetString(makernoteOffset, 2, Encoding.UTF8);
var firstThreeChars = reader.GetString(makernoteOffset, 3, Encoding.UTF8);
var firstFourChars = reader.GetString(makernoteOffset, 4, Encoding.UTF8);
var firstFiveChars = reader.GetString(makernoteOffset, 5, Encoding.UTF8);
var firstSixChars = reader.GetString(makernoteOffset, 6, Encoding.UTF8);
var firstSevenChars = reader.GetString(makernoteOffset, 7, Encoding.UTF8);
var firstEightChars = reader.GetString(makernoteOffset, 8, Encoding.UTF8);
var firstTenChars = reader.GetString(makernoteOffset, 10, Encoding.UTF8);
var firstTwelveChars = reader.GetString(makernoteOffset, 12, Encoding.UTF8);
if (string.Equals("OLYMP\0", firstSixChars, StringComparison.Ordinal) ||
string.Equals("EPSON", firstFiveChars, StringComparison.Ordinal) ||
string.Equals("AGFA", firstFourChars, StringComparison.Ordinal))
{
// Olympus Makernote
// Epson and Agfa use Olympus makernote standard: http://www.ozhiker.com/electronics/pjmt/jpeg_info/
PushDirectory(new OlympusMakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 8);
}
else if (string.Equals("OLYMPUS\0II", firstTenChars, StringComparison.Ordinal))
{
// Olympus Makernote (alternate)
// Note that data is relative to the beginning of the makernote
// http://exiv2.org/makernote.html
PushDirectory(new OlympusMakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 12);
}
else if (cameraMake != null && cameraMake.StartsWith("MINOLTA", StringComparison.OrdinalIgnoreCase))
{
// Cases seen with the model starting with MINOLTA in capitals seem to have a valid Olympus makernote
// area that commences immediately.
PushDirectory(new OlympusMakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset);
}
else if (cameraMake != null && cameraMake.TrimStart().StartsWith("NIKON", StringComparison.OrdinalIgnoreCase))
{
if (string.Equals("Nikon", firstFiveChars, StringComparison.Ordinal))
{
switch (reader.GetByte(makernoteOffset + 6))
{
case 1:
{
/* There are two scenarios here:
* Type 1: **
* :0000: 4E 69 6B 6F 6E 00 01 00-05 00 02 00 02 00 06 00 Nikon...........
* :0010: 00 00 EC 02 00 00 03 00-03 00 01 00 00 00 06 00 ................
* Type 3: **
* :0000: 4E 69 6B 6F 6E 00 02 00-00 00 4D 4D 00 2A 00 00 Nikon....MM.*...
* :0010: 00 08 00 1E 00 01 00 07-00 00 00 04 30 32 30 30 ............0200
*/
PushDirectory(new NikonType1MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 8);
break;
}
case 2:
{
PushDirectory(new NikonType2MakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithShiftedBaseOffset(makernoteOffset + 10), processedIfdOffsets, 8);
break;
}
default:
{
Error("Unsupported Nikon makernote data ignored.");
break;
}
}
}
else
{
// The IFD begins with the first Makernote byte (no ASCII name). This occurs with CoolPix 775, E990 and D1 models.
PushDirectory(new NikonType2MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset);
}
}
else if (string.Equals("SONY CAM", firstEightChars, StringComparison.Ordinal) ||
string.Equals("SONY DSC", firstEightChars, StringComparison.Ordinal))
{
PushDirectory(new SonyType1MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 12);
}
// Do this check LAST after most other Sony checks
else if (cameraMake != null && cameraMake.StartsWith("SONY", StringComparison.Ordinal) &&
reader.GetBytes(makernoteOffset, 2) != new byte[] { 0x01, 0x00 })
{
// The IFD begins with the first Makernote byte (no ASCII name). Used in SR2 and ARW images
PushDirectory(new SonyType1MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset);
}
else if (string.Equals("SEMC MS\u0000\u0000\u0000\u0000\u0000", firstTwelveChars, StringComparison.Ordinal))
{
// Force Motorola byte order for this directory
// skip 12 byte header + 2 for "MM" + 6
PushDirectory(new SonyType6MakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithByteOrder(isMotorolaByteOrder: true), processedIfdOffsets, makernoteOffset + 20);
}
else if (string.Equals("SIGMA\u0000\u0000\u0000", firstEightChars, StringComparison.Ordinal) ||
string.Equals("FOVEON\u0000\u0000", firstEightChars, StringComparison.Ordinal))
{
PushDirectory(new SigmaMakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 10);
}
else if (string.Equals("KDK", firstThreeChars, StringComparison.Ordinal))
{
var directory = new KodakMakernoteDirectory();
Directories.Add(directory);
ProcessKodakMakernote(directory, makernoteOffset, reader.WithByteOrder(isMotorolaByteOrder: firstSevenChars == "KDK INFO"));
}
else if ("CANON".Equals(cameraMake, StringComparison.OrdinalIgnoreCase))
{
PushDirectory(new CanonMakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset);
}
else if (cameraMake != null && cameraMake.StartsWith("CASIO", StringComparison.OrdinalIgnoreCase))
{
if (string.Equals("QVC\u0000\u0000\u0000", firstSixChars, StringComparison.Ordinal))
{
PushDirectory(new CasioType2MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 6);
}
else
{
PushDirectory(new CasioType1MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset);
}
}
else if (string.Equals("FUJIFILM", firstEightChars, StringComparison.Ordinal) ||
string.Equals("FUJIFILM", cameraMake, StringComparison.OrdinalIgnoreCase))
{
// Note that this also applies to certain Leica cameras, such as the Digilux-4.3.
// The 4 bytes after "FUJIFILM" in the makernote point to the start of the makernote
// IFD, though the offset is relative to the start of the makernote, not the TIFF header
var makernoteReader = reader.WithShiftedBaseOffset(makernoteOffset).WithByteOrder(isMotorolaByteOrder: false);
var ifdStart = makernoteReader.GetInt32(8);
PushDirectory(new FujifilmMakernoteDirectory());
TiffReader.ProcessIfd(this, makernoteReader, processedIfdOffsets, ifdStart);
}
else if (string.Equals("KYOCERA", firstSevenChars, StringComparison.Ordinal))
{
// http://www.ozhiker.com/electronics/pjmt/jpeg_info/kyocera_mn.html
PushDirectory(new KyoceraMakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 22);
}
else if (string.Equals("LEICA", firstFiveChars, StringComparison.Ordinal))
{
// used by the X1/X2/X VARIO/T
// (X1 starts with "LEICA\0\x01\0", Make is "LEICA CAMERA AG")
// (X2 starts with "LEICA\0\x05\0", Make is "LEICA CAMERA AG")
// (X VARIO starts with "LEICA\0\x04\0", Make is "LEICA CAMERA AG")
// (T (Typ 701) starts with "LEICA\0\0x6", Make is "LEICA CAMERA AG")
// (X (Typ 113) starts with "LEICA\0\0x7", Make is "LEICA CAMERA AG")
if (string.Equals("LEICA\0\x1\0", firstEightChars, StringComparison.Ordinal) ||
string.Equals("LEICA\0\x4\0", firstEightChars, StringComparison.Ordinal) ||
string.Equals("LEICA\0\x5\0", firstEightChars, StringComparison.Ordinal) ||
string.Equals("LEICA\0\x6\0", firstEightChars, StringComparison.Ordinal) ||
string.Equals("LEICA\0\x7\0", firstEightChars, StringComparison.Ordinal))
{
PushDirectory(new LeicaType5MakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 8);
}
else if (string.Equals("Leica Camera AG", cameraMake, StringComparison.Ordinal))
{
PushDirectory(new LeicaMakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithByteOrder(isMotorolaByteOrder: false), processedIfdOffsets, makernoteOffset + 8);
}
else if (string.Equals("LEICA", cameraMake, StringComparison.Ordinal))
{
// Some Leica cameras use Panasonic makernote tags
PushDirectory(new PanasonicMakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithByteOrder(isMotorolaByteOrder: false), processedIfdOffsets, makernoteOffset + 8);
}
else
{
return(false);
}
}
else if (string.Equals("Panasonic\u0000\u0000\u0000", firstTwelveChars, StringComparison.Ordinal))
{
// NON-Standard TIFF IFD Data using Panasonic Tags. There is no Next-IFD pointer after the IFD
// Offsets are relative to the start of the TIFF header at the beginning of the EXIF segment
// more information here: http://www.ozhiker.com/electronics/pjmt/jpeg_info/panasonic_mn.html
PushDirectory(new PanasonicMakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset + 12);
}
else if (string.Equals("AOC\u0000", firstFourChars, StringComparison.Ordinal))
{
// NON-Standard TIFF IFD Data using Casio Type 2 Tags
// IFD has no Next-IFD pointer at end of IFD, and
// Offsets are relative to the start of the current IFD tag, not the TIFF header
// Observed for:
// - Pentax ist D
PushDirectory(new CasioType2MakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 6);
}
else if (cameraMake != null && (cameraMake.StartsWith("PENTAX", StringComparison.OrdinalIgnoreCase) || cameraMake.StartsWith("ASAHI", StringComparison.OrdinalIgnoreCase)))
{
// NON-Standard TIFF IFD Data using Pentax Tags
// IFD has no Next-IFD pointer at end of IFD, and
// Offsets are relative to the start of the current IFD tag, not the TIFF header
// Observed for:
// - PENTAX Optio 330
// - PENTAX Optio 430
PushDirectory(new PentaxMakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 0);
}
// else if ("KC" == firstTwoChars || "MINOL" == firstFiveChars || "MLY" == firstThreeChars || "+M+M+M+M" == firstEightChars)
// {
// // This Konica data is not understood. Header identified in accordance with information at this site:
// // http://www.ozhiker.com/electronics/pjmt/jpeg_info/minolta_mn.html
// // TODO add support for minolta/konica cameras
// exifDirectory.addError("Unsupported Konica/Minolta data ignored.");
// }
else if (string.Equals("SANYO\x0\x1\x0", firstEightChars, StringComparison.Ordinal))
{
PushDirectory(new SanyoMakernoteDirectory());
TiffReader.ProcessIfd(this, reader.WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 8);
}
else if (cameraMake != null && cameraMake.StartsWith("RICOH", StringComparison.OrdinalIgnoreCase))
{
if (string.Equals(firstTwoChars, "Rv", StringComparison.Ordinal) ||
string.Equals(firstThreeChars, "Rev", StringComparison.Ordinal))
{
// This is a textual format, where the makernote bytes look like:
// Rv0103;Rg1C;Bg18;Ll0;Ld0;Aj0000;Bn0473800;Fp2E00:������������������������������
// Rv0103;Rg1C;Bg18;Ll0;Ld0;Aj0000;Bn0473800;Fp2D05:������������������������������
// Rv0207;Sf6C84;Rg76;Bg60;Gg42;Ll0;Ld0;Aj0004;Bn0B02900;Fp10B8;Md6700;Ln116900086D27;Sv263:0000000000000000000000��
// This format is currently unsupported
return(false);
}
if (firstFiveChars.Equals("RICOH", StringComparison.OrdinalIgnoreCase))
{
PushDirectory(new RicohMakernoteDirectory());
// Always in Motorola byte order
TiffReader.ProcessIfd(this, reader.WithByteOrder(isMotorolaByteOrder: true).WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 8);
}
}
else if (string.Equals(firstTenChars, "Apple iOS\0", StringComparison.Ordinal))
{
PushDirectory(new AppleMakernoteDirectory());
// Always in Motorola byte order
TiffReader.ProcessIfd(this, reader.WithByteOrder(isMotorolaByteOrder: true).WithShiftedBaseOffset(makernoteOffset), processedIfdOffsets, 14);
}
else if (string.Equals("RECONYX", cameraMake, StringComparison.OrdinalIgnoreCase) ||
reader.GetUInt16(makernoteOffset) == ReconyxMakernoteDirectory.HyperFireMakernoteVersion)
{
var directory = new ReconyxMakernoteDirectory();
Directories.Add(directory);
ProcessReconyxMakernote(directory, makernoteOffset, reader);
}
else if (string.Equals("SAMSUNG", cameraMake, StringComparison.Ordinal))
{
// Only handles Type2 notes correctly. Others aren't implemented, and it's complex to determine which ones to use
PushDirectory(new SamsungType2MakernoteDirectory());
TiffReader.ProcessIfd(this, reader, processedIfdOffsets, makernoteOffset);
}
else
{
// The makernote is not comprehended by this library.
// If you are reading this and believe a particular camera's image should be processed, get in touch.
return(false);
}
return(true);
}
