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Breakout ExifTags from ExifWriter

pull/506/head
Jason Nelson 8 years ago
parent
970ed81b03
commit
56b5c53af4
2 changed files with 286 additions and 276 deletions
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  1. 281
      src/ImageSharp/MetaData/Profiles/Exif/ExifTags.cs
  2. 281
      src/ImageSharp/MetaData/Profiles/Exif/ExifWriter.cs

281
src/ImageSharp/MetaData/Profiles/Exif/ExifTags.cs
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@ -0,0 +1,281 @@
// Copyright (c) Six Labors and contributors.
// Licensed under the Apache License, Version 2.0.
using static SixLabors.ImageSharp.MetaData.Profiles.Exif.ExifTag;
namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
{
internal static class ExifTags
{
/// <summary>
/// The collection if Image File Directory tags
/// </summary>
public static readonly ExifTag[] Ifd =
{
SubfileType,
OldSubfileType,
ImageWidth,
ImageLength,
BitsPerSample,
Compression,
PhotometricInterpretation,
Thresholding,
CellWidth,
CellLength,
FillOrder,
DocumentName,
ImageDescription,
Make,
Model,
StripOffsets,
Orientation,
SamplesPerPixel,
RowsPerStrip,
StripByteCounts,
MinSampleValue,
MaxSampleValue,
XResolution,
YResolution,
PlanarConfiguration,
PageName,
XPosition,
YPosition,
FreeOffsets,
FreeByteCounts,
GrayResponseUnit,
GrayResponseCurve,
T4Options,
T6Options,
ResolutionUnit,
PageNumber,
ColorResponseUnit,
TransferFunction,
Software,
DateTime,
Artist,
HostComputer,
Predictor,
WhitePoint,
PrimaryChromaticities,
ColorMap,
HalftoneHints,
TileWidth,
TileLength,
TileOffsets,
TileByteCounts,
BadFaxLines,
CleanFaxData,
ConsecutiveBadFaxLines,
InkSet,
InkNames,
NumberOfInks,
DotRange,
TargetPrinter,
ExtraSamples,
SampleFormat,
SMinSampleValue,
SMaxSampleValue,
TransferRange,
ClipPath,
XClipPathUnits,
YClipPathUnits,
Indexed,
JPEGTables,
OPIProxy,
ProfileType,
FaxProfile,
CodingMethods,
VersionYear,
ModeNumber,
Decode,
DefaultImageColor,
T82ptions,
JPEGProc,
JPEGInterchangeFormat,
JPEGInterchangeFormatLength,
JPEGRestartInterval,
JPEGLosslessPredictors,
JPEGPointTransforms,
JPEGQTables,
JPEGDCTables,
JPEGACTables,
YCbCrCoefficients,
YCbCrSubsampling,
YCbCrSubsampling,
YCbCrPositioning,
ReferenceBlackWhite,
StripRowCounts,
XMP,
Rating,
RatingPercent,
ImageID,
CFARepeatPatternDim,
CFAPattern2,
BatteryLevel,
Copyright,
MDFileTag,
MDScalePixel,
MDLabName,
MDSampleInfo,
MDPrepDate,
MDPrepTime,
MDFileUnits,
PixelScale,
IntergraphPacketData,
IntergraphRegisters,
IntergraphMatrix,
ModelTiePoint,
SEMInfo,
ModelTransform,
ImageLayer,
FaxRecvParams,
FaxSubaddress,
FaxRecvTime,
ImageSourceData,
XPTitle,
XPComment,
XPAuthor,
XPKeywords,
XPSubject,
GDALMetadata,
GDALNoData
};
/// <summary>
/// The collection of Exif tags
/// </summary>
public static readonly ExifTag[] Exif =
{
ExposureTime,
FNumber,
ExposureProgram,
SpectralSensitivity,
ISOSpeedRatings,
OECF,
Interlace,
TimeZoneOffset,
SelfTimerMode,
SensitivityType,
StandardOutputSensitivity,
RecommendedExposureIndex,
ISOSpeed,
ISOSpeedLatitudeyyy,
ISOSpeedLatitudezzz,
ExifVersion,
DateTimeOriginal,
DateTimeDigitized,
OffsetTime,
OffsetTimeOriginal,
OffsetTimeDigitized,
ComponentsConfiguration,
CompressedBitsPerPixel,
ShutterSpeedValue,
ApertureValue,
BrightnessValue,
ExposureBiasValue,
MaxApertureValue,
SubjectDistance,
MeteringMode,
LightSource,
Flash,
FocalLength,
FlashEnergy2,
SpatialFrequencyResponse2,
Noise,
FocalPlaneXResolution2,
FocalPlaneYResolution2,
FocalPlaneResolutionUnit2,
ImageNumber,
SecurityClassification,
ImageHistory,
SubjectArea,
ExposureIndex2,
TIFFEPStandardID,
SensingMethod2,
MakerNote,
UserComment,
SubsecTime,
SubsecTimeOriginal,
SubsecTimeDigitized,
AmbientTemperature,
Humidity,
Pressure,
WaterDepth,
Acceleration,
CameraElevationAngle,
FlashpixVersion,
ColorSpace,
PixelXDimension,
PixelYDimension,
RelatedSoundFile,
FlashEnergy,
SpatialFrequencyResponse,
FocalPlaneXResolution,
FocalPlaneYResolution,
FocalPlaneResolutionUnit,
SubjectLocation,
ExposureIndex,
SensingMethod,
FileSource,
SceneType,
CFAPattern,
CustomRendered,
ExposureMode,
WhiteBalance,
DigitalZoomRatio,
FocalLengthIn35mmFilm,
SceneCaptureType,
GainControl,
Contrast,
Saturation,
Sharpness,
DeviceSettingDescription,
SubjectDistanceRange,
ImageUniqueID,
OwnerName,
SerialNumber,
LensInfo,
LensMake,
LensModel,
LensSerialNumber
};
/// <summary>
/// The collection of GPS tags
/// </summary>
public static readonly ExifTag[] Gps =
{
GPSVersionID,
GPSLatitudeRef,
GPSLatitude,
GPSLongitudeRef,
GPSLongitude,
GPSAltitudeRef,
GPSAltitude,
GPSTimestamp,
GPSSatellites,
GPSStatus,
GPSMeasureMode,
GPSDOP,
GPSSpeedRef,
GPSSpeed,
GPSTrackRef,
GPSTrack,
GPSImgDirectionRef,
GPSImgDirection,
GPSMapDatum,
GPSDestLatitudeRef,
GPSDestLatitude,
GPSDestLongitudeRef,
GPSDestLongitude,
GPSDestBearingRef,
GPSDestBearing,
GPSDestDistanceRef,
GPSDestDistance,
GPSProcessingMethod,
GPSAreaInformation,
GPSDateStamp,
GPSDifferential
};
}
}

281
src/ImageSharp/MetaData/Profiles/Exif/ExifWriter.cs
View File

@ -19,277 +19,6 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
/// </summary>
private const int StartIndex = 6;
/// <summary>
/// The collection if Image File Directory tags
/// </summary>
private static readonly ExifTag[] IfdTags =
{
ExifTag.SubfileType,
ExifTag.OldSubfileType,
ExifTag.ImageWidth,
ExifTag.ImageLength,
ExifTag.BitsPerSample,
ExifTag.Compression,
ExifTag.PhotometricInterpretation,
ExifTag.Thresholding,
ExifTag.CellWidth,
ExifTag.CellLength,
ExifTag.FillOrder,
ExifTag.DocumentName,
ExifTag.ImageDescription,
ExifTag.Make,
ExifTag.Model,
ExifTag.StripOffsets,
ExifTag.Orientation,
ExifTag.SamplesPerPixel,
ExifTag.RowsPerStrip,
ExifTag.StripByteCounts,
ExifTag.MinSampleValue,
ExifTag.MaxSampleValue,
ExifTag.XResolution,
ExifTag.YResolution,
ExifTag.PlanarConfiguration,
ExifTag.PageName,
ExifTag.XPosition,
ExifTag.YPosition,
ExifTag.FreeOffsets,
ExifTag.FreeByteCounts,
ExifTag.GrayResponseUnit,
ExifTag.GrayResponseCurve,
ExifTag.T4Options,
ExifTag.T6Options,
ExifTag.ResolutionUnit,
ExifTag.PageNumber,
ExifTag.ColorResponseUnit,
ExifTag.TransferFunction,
ExifTag.Software,
ExifTag.DateTime,
ExifTag.Artist,
ExifTag.HostComputer,
ExifTag.Predictor,
ExifTag.WhitePoint,
ExifTag.PrimaryChromaticities,
ExifTag.ColorMap,
ExifTag.HalftoneHints,
ExifTag.TileWidth,
ExifTag.TileLength,
ExifTag.TileOffsets,
ExifTag.TileByteCounts,
ExifTag.BadFaxLines,
ExifTag.CleanFaxData,
ExifTag.ConsecutiveBadFaxLines,
ExifTag.InkSet,
ExifTag.InkNames,
ExifTag.NumberOfInks,
ExifTag.DotRange,
ExifTag.TargetPrinter,
ExifTag.ExtraSamples,
ExifTag.SampleFormat,
ExifTag.SMinSampleValue,
ExifTag.SMaxSampleValue,
ExifTag.TransferRange,
ExifTag.ClipPath,
ExifTag.XClipPathUnits,
ExifTag.YClipPathUnits,
ExifTag.Indexed,
ExifTag.JPEGTables,
ExifTag.OPIProxy,
ExifTag.ProfileType,
ExifTag.FaxProfile,
ExifTag.CodingMethods,
ExifTag.VersionYear,
ExifTag.ModeNumber,
ExifTag.Decode,
ExifTag.DefaultImageColor,
ExifTag.T82ptions,
ExifTag.JPEGProc,
ExifTag.JPEGInterchangeFormat,
ExifTag.JPEGInterchangeFormatLength,
ExifTag.JPEGRestartInterval,
ExifTag.JPEGLosslessPredictors,
ExifTag.JPEGPointTransforms,
ExifTag.JPEGQTables,
ExifTag.JPEGDCTables,
ExifTag.JPEGACTables,
ExifTag.YCbCrCoefficients,
ExifTag.YCbCrSubsampling,
ExifTag.YCbCrSubsampling,
ExifTag.YCbCrPositioning,
ExifTag.ReferenceBlackWhite,
ExifTag.StripRowCounts,
ExifTag.XMP,
ExifTag.Rating,
ExifTag.RatingPercent,
ExifTag.ImageID,
ExifTag.CFARepeatPatternDim,
ExifTag.CFAPattern2,
ExifTag.BatteryLevel,
ExifTag.Copyright,
ExifTag.MDFileTag,
ExifTag.MDScalePixel,
ExifTag.MDLabName,
ExifTag.MDSampleInfo,
ExifTag.MDPrepDate,
ExifTag.MDPrepTime,
ExifTag.MDFileUnits,
ExifTag.PixelScale,
ExifTag.IntergraphPacketData,
ExifTag.IntergraphRegisters,
ExifTag.IntergraphMatrix,
ExifTag.ModelTiePoint,
ExifTag.SEMInfo,
ExifTag.ModelTransform,
ExifTag.ImageLayer,
ExifTag.FaxRecvParams,
ExifTag.FaxSubaddress,
ExifTag.FaxRecvTime,
ExifTag.ImageSourceData,
ExifTag.XPTitle,
ExifTag.XPComment,
ExifTag.XPAuthor,
ExifTag.XPKeywords,
ExifTag.XPSubject,
ExifTag.GDALMetadata,
ExifTag.GDALNoData
};
/// <summary>
/// The collection of Exif tags
/// </summary>
private static readonly ExifTag[] ExifTags =
{
ExifTag.ExposureTime,
ExifTag.FNumber,
ExifTag.ExposureProgram,
ExifTag.SpectralSensitivity,
ExifTag.ISOSpeedRatings,
ExifTag.OECF,
ExifTag.Interlace,
ExifTag.TimeZoneOffset,
ExifTag.SelfTimerMode,
ExifTag.SensitivityType,
ExifTag.StandardOutputSensitivity,
ExifTag.RecommendedExposureIndex,
ExifTag.ISOSpeed,
ExifTag.ISOSpeedLatitudeyyy,
ExifTag.ISOSpeedLatitudezzz,
ExifTag.ExifVersion,
ExifTag.DateTimeOriginal,
ExifTag.DateTimeDigitized,
ExifTag.OffsetTime,
ExifTag.OffsetTimeOriginal,
ExifTag.OffsetTimeDigitized,
ExifTag.ComponentsConfiguration,
ExifTag.CompressedBitsPerPixel,
ExifTag.ShutterSpeedValue,
ExifTag.ApertureValue,
ExifTag.BrightnessValue,
ExifTag.ExposureBiasValue,
ExifTag.MaxApertureValue,
ExifTag.SubjectDistance,
ExifTag.MeteringMode,
ExifTag.LightSource,
ExifTag.Flash,
ExifTag.FocalLength,
ExifTag.FlashEnergy2,
ExifTag.SpatialFrequencyResponse2,
ExifTag.Noise,
ExifTag.FocalPlaneXResolution2,
ExifTag.FocalPlaneYResolution2,
ExifTag.FocalPlaneResolutionUnit2,
ExifTag.ImageNumber,
ExifTag.SecurityClassification,
ExifTag.ImageHistory,
ExifTag.SubjectArea,
ExifTag.ExposureIndex2,
ExifTag.TIFFEPStandardID,
ExifTag.SensingMethod2,
ExifTag.MakerNote,
ExifTag.UserComment,
ExifTag.SubsecTime,
ExifTag.SubsecTimeOriginal,
ExifTag.SubsecTimeDigitized,
ExifTag.AmbientTemperature,
ExifTag.Humidity,
ExifTag.Pressure,
ExifTag.WaterDepth,
ExifTag.Acceleration,
ExifTag.CameraElevationAngle,
ExifTag.FlashpixVersion,
ExifTag.ColorSpace,
ExifTag.PixelXDimension,
ExifTag.PixelYDimension,
ExifTag.RelatedSoundFile,
ExifTag.FlashEnergy,
ExifTag.SpatialFrequencyResponse,
ExifTag.FocalPlaneXResolution,
ExifTag.FocalPlaneYResolution,
ExifTag.FocalPlaneResolutionUnit,
ExifTag.SubjectLocation,
ExifTag.ExposureIndex,
ExifTag.SensingMethod,
ExifTag.FileSource,
ExifTag.SceneType,
ExifTag.CFAPattern,
ExifTag.CustomRendered,
ExifTag.ExposureMode,
ExifTag.WhiteBalance,
ExifTag.DigitalZoomRatio,
ExifTag.FocalLengthIn35mmFilm,
ExifTag.SceneCaptureType,
ExifTag.GainControl,
ExifTag.Contrast,
ExifTag.Saturation,
ExifTag.Sharpness,
ExifTag.DeviceSettingDescription,
ExifTag.SubjectDistanceRange,
ExifTag.ImageUniqueID,
ExifTag.OwnerName,
ExifTag.SerialNumber,
ExifTag.LensInfo,
ExifTag.LensMake,
ExifTag.LensModel,
ExifTag.LensSerialNumber
};
/// <summary>
/// The collection of GPS tags
/// </summary>
private static readonly ExifTag[] GPSTags =
{
ExifTag.GPSVersionID,
ExifTag.GPSLatitudeRef,
ExifTag.GPSLatitude,
ExifTag.GPSLongitudeRef,
ExifTag.GPSLongitude,
ExifTag.GPSAltitudeRef,
ExifTag.GPSAltitude,
ExifTag.GPSTimestamp,
ExifTag.GPSSatellites,
ExifTag.GPSStatus,
ExifTag.GPSMeasureMode,
ExifTag.GPSDOP,
ExifTag.GPSSpeedRef,
ExifTag.GPSSpeed,
ExifTag.GPSTrackRef,
ExifTag.GPSTrack,
ExifTag.GPSImgDirectionRef,
ExifTag.GPSImgDirection,
ExifTag.GPSMapDatum,
ExifTag.GPSDestLatitudeRef,
ExifTag.GPSDestLatitude,
ExifTag.GPSDestLongitudeRef,
ExifTag.GPSDestLongitude,
ExifTag.GPSDestBearingRef,
ExifTag.GPSDestBearing,
ExifTag.GPSDestDistanceRef,
ExifTag.GPSDestDistance,
ExifTag.GPSProcessingMethod,
ExifTag.GPSAreaInformation,
ExifTag.GPSDateStamp,
ExifTag.GPSDifferential
};
/// <summary>
/// Which parts will be written.
/// </summary>
@ -309,9 +38,9 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
{
this.values = values;
this.allowedParts = allowedParts;
this.ifdIndexes = this.GetIndexes(ExifParts.IfdTags, IfdTags);
this.exifIndexes = this.GetIndexes(ExifParts.ExifTags, ExifTags);
this.gpsIndexes = this.GetIndexes(ExifParts.GPSTags, GPSTags);
this.ifdIndexes = this.GetIndexes(ExifParts.IfdTags, ExifTags.Ifd);
this.exifIndexes = this.GetIndexes(ExifParts.ExifTags, ExifTags.Exif);
this.gpsIndexes = this.GetIndexes(ExifParts.GPSTags, ExifTags.Gps);
}
/// <summary>
@ -430,14 +159,14 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
return newIndex;
}
private Collection<int> GetIndexes(ExifParts part, ExifTag[] tags)
private List<int> GetIndexes(ExifParts part, ExifTag[] tags)
{
if (((int)this.allowedParts & (int)part) == 0)
{
return new Collection<int>();
}
var result = new Collection<int>();
var result = new List<int>();
for (int i = 0; i < this.values.Count; i++)
{
ExifValue value = this.values[i];

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