I have create the following code
using System;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Text;
using System.Linq;
namespace ImageProperties
{
class ExifUtil
{
// Sample usage:
// ExifUtil.EXIFReader exif = new ExifUtil.EXIFReader(@"c:\pathtoimage.jpg");
// Console.WriteLine(exif[ExifUtil.PropertyTagId.EquipMake].ToString());
// Console.WriteLine(exif[ExifUtil.PropertyTagId.EquipModel].ToString());
public enum PropertyTagId
{
GpsVer = 0x0000,
GpsLatitudeRef = 0x0001,
GpsLatitude = 0x0002,
GpsLongitudeRef = 0x0003,
GpsLongitude = 0x0004,
GpsAltitudeRef = 0x0005,
GpsAltitude = 0x0006,
GpsGpsTime = 0x0007,
GpsGpsSatellites = 0x0008,
GpsGpsStatus = 0x0009,
GpsGpsMeasureMode = 0x000A,
GpsGpsDop = 0x000B,
GpsSpeedRef = 0x000C,
GpsSpeed = 0x000D,
GpsTrackRef = 0x000E,
GpsTrack = 0x000F,
GpsImgDirRef = 0x0010,
GpsImgDir = 0x0011,
GpsMapDatum = 0x0012,
GpsDestLatRef = 0x0013,
GpsDestLat = 0x0014,
GpsDestLongRef = 0x0015,
GpsDestLong = 0x0016,
GpsDestBearRef = 0x0017,
GpsDestBear = 0x0018,
GpsDestDistRef = 0x0019,
GpsDestDist = 0x001A,
NewSubfileType = 0x00FE,
SubfileType = 0x00FF,
ImageWidth = 0x0100,
ImageHeight = 0x0101,
BitsPerSample = 0x0102,
Compression = 0x0103,
PhotometricInterp = 0x0106,
ThreshHolding = 0x0107,
CellWidth = 0x0108,
CellHeight = 0x0109,
FillOrder = 0x010A,
DocumentName = 0x010D,
ImageDescription = 0x010E,
EquipMake = 0x010F,
EquipModel = 0x0110,
StripOffsets = 0x0111,
Orientation = 0x0112,
SamplesPerPixel = 0x0115,
RowsPerStrip = 0x0116,
StripBytesCount = 0x0117,
MinSampleValue = 0x0118,
MaxSampleValue = 0x0119,
XResolution = 0x011A,
YResolution = 0x011B,
PlanarConfig = 0x011C,
PageName = 0x011D,
XPosition = 0x011E,
YPosition = 0x011F,
FreeOffset = 0x0120,
FreeByteCounts = 0x0121,
GrayResponseUnit = 0x0122,
GrayResponseCurve = 0x0123,
T4Option = 0x0124,
T6Option = 0x0125,
ResolutionUnit = 0x0128,
PageNumber = 0x0129,
TransferFunction = 0x012D,
SoftwareUsed = 0x0131,
DateTime = 0x0132,
Artist = 0x013B,
HostComputer = 0x013C,
Predictor = 0x013D,
WhitePoint = 0x013E,
PrimaryChromaticities = 0x013F,
ColorMap = 0x0140,
HalftoneHints = 0x0141,
TileWidth = 0x0142,
TileLength = 0x0143,
TileOffset = 0x0144,
TileByteCounts = 0x0145,
InkSet = 0x014C,
InkNames = 0x014D,
NumberOfInks = 0x014E,
DotRange = 0x0150,
TargetPrinter = 0x0151,
ExtraSamples = 0x0152,
SampleFormat = 0x0153,
SMinSampleValue = 0x0154,
SMaxSampleValue = 0x0155,
TransferRange = 0x0156,
JPEGProc = 0x0200,
JPEGInterFormat = 0x0201,
JPEGInterLength = 0x0202,
JPEGRestartInterval = 0x0203,
JPEGLosslessPredictors = 0x0205,
JPEGPointTransforms = 0x0206,
JPEGQTables = 0x0207,
JPEGDCTables = 0x0208,
JPEGACTables = 0x0209,
YCbCrCoefficients = 0x0211,
YCbCrSubsampling = 0x0212,
YCbCrPositioning = 0x0213,
REFBlackWhite = 0x0214,
Gamma = 0x0301,
ICCProfileDescriptor = 0x0302,
SRGBRenderingIntent = 0x0303,
ImageTitle = 0x0320,
ResolutionXUnit = 0x5001,
ResolutionYUnit = 0x5002,
ResolutionXLengthUnit = 0x5003,
ResolutionYLengthUnit = 0x5004,
PrintFlags = 0x5005,
PrintFlagsVersion = 0x5006,
PrintFlagsCrop = 0x5007,
PrintFlagsBleedWidth = 0x5008,
PrintFlagsBleedWidthScale = 0x5009,
HalftoneLPI = 0x500A,
HalftoneLPIUnit = 0x500B,
HalftoneDegree = 0x500C,
HalftoneShape = 0x500D,
HalftoneMisc = 0x500E,
HalftoneScreen = 0x500F,
JPEGQuality = 0x5010,
GridSize = 0x5011,
ThumbnailFormat = 0x5012,
ThumbnailWidth = 0x5013,
ThumbnailHeight = 0x5014,
ThumbnailColorDepth = 0x5015,
ThumbnailPlanes = 0x5016,
ThumbnailRawBytes = 0x5017,
ThumbnailSize = 0x5018,
ThumbnailCompressedSize = 0x5019,
ColorTransferFunction = 0x501A,
ThumbnailData = 0x501B,
ThumbnailImageWidth = 0x5020,
ThumbnailImageHeight = 0x5021,
ThumbnailBitsPerSample = 0x5022,
ThumbnailCompression = 0x5023,
ThumbnailPhotometricInterp = 0x5024,
ThumbnailImageDescription = 0x5025,
ThumbnailEquipMake = 0x5026,
ThumbnailEquipModel = 0x5027,
ThumbnailStripOffsets = 0x5028,
ThumbnailOrientation = 0x5029,
ThumbnailSamplesPerPixel = 0x502A,
ThumbnailRowsPerStrip = 0x502B,
ThumbnailStripBytesCount = 0x502C,
ThumbnailResolutionX = 0x502D,
ThumbnailResolutionY = 0x502E,
ThumbnailPlanarConfig = 0x502F,
ThumbnailResolutionUnit = 0x5030,
ThumbnailTransferFunction = 0x5031,
ThumbnailSoftwareUsed = 0x5032,
ThumbnailDateTime = 0x5033,
ThumbnailArtist = 0x5034,
ThumbnailWhitePoint = 0x5035,
ThumbnailPrimaryChromaticities = 0x5036,
ThumbnailYCbCrCoefficients = 0x5037,
ThumbnailYCbCrSubsampling = 0x5038,
ThumbnailYCbCrPositioning = 0x5039,
ThumbnailRefBlackWhite = 0x503A,
ThumbnailCopyRight = 0x503B,
LuminanceTable = 0x5090,
ChrominanceTable = 0x5091,
FrameDelay = 0x5100,
LoopCount = 0x5101,
GlobalPalette = 0x5102,
IndexBackground = 0x5103,
IndexTransparent = 0x5104,
PixelUnit = 0x5110,
PixelPerUnitX = 0x5111,
PixelPerUnitY = 0x5112,
PaletteHistogram = 0x5113,
Copyright = 0x8298,
ExifExposureTime = 0x829A,
ExifFNumber = 0x829D,
ExifIFD = 0x8769,
ICCProfile = 0x8773,
ExifExposureProg = 0x8822,
ExifSpectralSense = 0x8824,
GpsIFD = 0x8825,
ExifISOSpeed = 0x8827,
ExifOECF = 0x8828,
ExifVer = 0x9000,
ExifDTOrig = 0x9003,
ExifDTDigitized = 0x9004,
ExifCompConfig = 0x9101,
ExifCompBPP = 0x9102,
ExifShutterSpeed = 0x9201,
ExifAperture = 0x9202,
ExifBrightness = 0x9203,
ExifExposureBias = 0x9204,
ExifMaxAperture = 0x9205,
ExifSubjectDist = 0x9206,
ExifMeteringMode = 0x9207,
ExifLightSource = 0x9208,
ExifFlash = 0x9209,
ExifFocalLength = 0x920A,
ExifMakerNote = 0x927C,
ExifUserComment = 0x9286,
ExifDTSubsec = 0x9290,
ExifDTOrigSS = 0x9291,
ExifDTDigSS = 0x9292,
ExifFPXVer = 0xA000,
ExifColorSpace = 0xA001,
ExifPixXDim = 0xA002,
ExifPixYDim = 0xA003,
ExifRelatedWav = 0xA004,
ExifInterop = 0xA005,
ExifFlashEnergy = 0xA20B,
ExifSpatialFR = 0xA20C,
ExifFocalXRes = 0xA20E,
ExifFocalYRes = 0xA20F,
ExifFocalResUnit = 0xA210,
ExifSubjectLoc = 0xA214,
ExifExposureIndex = 0xA215,
ExifSensingMethod = 0xA217,
ExifFileSource = 0xA300,
ExifSceneType = 0xA301,
ExifCfaPattern = 0xA302
}
public enum PropertyTagType
{
PixelFormat4bppIndexed = 0,
Byte = 1,
ASCII = 2,
Short = 3,
Long = 4,
Rational = 5,
Undefined = 7,
SLONG = 9,
SRational = 10
}
public class Fraction
{
#region Class constructor
public Fraction(int numerator, int denumerator)
{
Numerator = numerator;
Denumerator = denumerator;
}
public Fraction(uint numerator, uint denumerator)
{
Numerator = Convert.ToInt32(numerator);
Denumerator = Convert.ToInt32(denumerator);
}
public Fraction(int numerator)
{
Numerator = numerator;
Denumerator = 1;
}
#endregion
#region Numerator
private int numerator;
public int Numerator
{
get
{
return numerator;
}
set
{
numerator = value;
}
}
#endregion
#region Denumerator
private int denumerator;
public int Denumerator
{
get
{
return denumerator;
}
set
{
denumerator = value;
}
}
#endregion
#region ToString override
public override string ToString()
{
if (Denumerator == 1)
return String.Format("{0}", Numerator);
else
return String.Format("{0}/{1}", Numerator, Denumerator);
}
#endregion
}
public class PropertyTagValue
{
public static object GetValueObject(PropertyItem property)
{
if (property == null)
return null;
switch ((PropertyTagType)property.Type)
{
//ASCII
case PropertyTagType.ASCII:
ASCIIEncoding encoding = new ASCIIEncoding();
return encoding.GetString(property.Value, 0, property.Len - 1);
//BYTE
case PropertyTagType.Byte:
if (property.Len == 1)
return property.Value[0];
else
return property.Value;
//LONG
case PropertyTagType.Long:
uint[] resultLong = new uint[property.Len / 4];
for (int i = 0; i < resultLong.Length; i++)
resultLong[i] = BitConverter.ToUInt32(property.Value, i * 4);
if (resultLong.Length == 1)
return resultLong[0];
else
return resultLong;
//SHORT
case PropertyTagType.Short:
ushort[] resultShort = new ushort[property.Len / 2];
for (int i = 0; i < resultShort.Length; i++)
resultShort[i] = BitConverter.ToUInt16(property.Value, i * 2);
if (resultShort.Length == 1)
return resultShort[0];
else
return resultShort;
//SLONG
case PropertyTagType.SLONG:
int[] resultSLong = new int[property.Len / 4];
for (int i = 0; i < resultSLong.Length; i++)
resultSLong[i] = BitConverter.ToInt32(property.Value, i * 4);
if (resultSLong.Length == 1)
return resultSLong[0];
else
return resultSLong;
//RATIONAL
case PropertyTagType.Rational:
Fraction[] resultRational = new Fraction[property.Len / 8];
uint uNumerator;
uint uDenumerator;
for (int i = 0; i < resultRational.Length; i++)
{
uNumerator = BitConverter.ToUInt32(property.Value, i * 8);
uDenumerator = BitConverter.ToUInt32(property.Value, i * 8 + 4);
resultRational[i] = new Fraction(uNumerator, uDenumerator);
}
if (resultRational.Length == 1)
return resultRational[0];
else
return resultRational;
//SRATIONAL
case PropertyTagType.SRational:
Fraction[] resultSRational = new Fraction[property.Len / 8];
int sNumerator;
int sDenumerator;
for (int i = 0; i < resultSRational.Length; i++)
{
sNumerator = BitConverter.ToInt32(property.Value, i * 8);
sDenumerator = BitConverter.ToInt32(property.Value, i * 8 + 4);
resultSRational[i] = new Fraction(sNumerator, sDenumerator);
}
if (resultSRational.Length == 1)
return resultSRational[0];
else
return resultSRational;
//UNDEFINE
default:
if (property.Len == 1)
return property.Value[0];
else
return property.Value;
}
}
}
public class EXIFReader
{
#region EXIFReader constructors
public EXIFReader(Image image)
{
this.image = image;
props = image.PropertyItems;
}
public EXIFReader(string path)
{
using (FileStream fs = new FileStream(path, FileMode.Open))
{
this.image = Image.FromStream(fs);
props = image.PropertyItems;
}
}
public EXIFReader(Stream stream)
{
this.image = Image.FromStream(stream);
props = image.PropertyItems;
}
#endregion
#region Image
public Image image;
private PropertyItem[] props;
#endregion
#region EXIF property indexers
public object this[int Id]
{
get
{
try
{
PropertyItem property = props.Where(x => x.Id.ToString().Equals(Id.ToString())).FirstOrDefault();
return PropertyTagValue.GetValueObject(property);
}
catch
{
return null;
}
}
}
public object this[PropertyTagId TagId]
{
get
{
try
{
PropertyItem property = props.Where(x => x.Id.ToString().Equals(((int)TagId).ToString())).FirstOrDefault();
return PropertyTagValue.GetValueObject(property);
}
catch
{
return null;
}
}
}
#endregion
}
}
}
but i did'd call it into my pages .
i using this but not find the ExifUtil class ?
ExifUtil.EXIFReader exif = new ExifUtil.EXIFReader(@"c:\pathtoimage.jpg");
Console.WriteLine(exif[ExifUtil.PropertyTagId.EquipMake].ToString());
Console.WriteLine(exif[ExifUtil.PropertyTagId.EquipModel].ToString());
