Initial move from old twain-in-dotnet.

NTwain/Values/Cap/CapValues.cs

@@ -0,0 +1,450 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace NTwain.Values.Cap
+{
+	/// <summary>
+	/// CapAlarms values.
+	/// </summary>
+	public enum AlarmType : ushort
+	{
+		/// <summary>
+		/// 
+		/// </summary>
+		Alarm = 0,
+		/// <summary>
+		/// 
+		/// </summary>
+		FeederError = 1,
+		/// <summary>
+		/// 
+		/// </summary>
+		FeederWarning = 2,
+		/// <summary>
+		/// 
+		/// </summary>
+		Barcode = 3,
+		/// <summary>
+		/// 
+		/// </summary>
+		DoubleFeed = 4,
+		/// <summary>
+		/// 
+		/// </summary>
+		Jam = 5,
+		/// <summary>
+		/// 
+		/// </summary>
+		PatchCode = 6,
+		/// <summary>
+		/// 
+		/// </summary>
+		Power = 7,
+		/// <summary>
+		/// 
+		/// </summary>
+		Skew = 8
+	}
+
+	/// <summary>
+	/// CapCameraSide values.
+	/// </summary>
+	public enum CameraSide : ushort
+	{
+		/// <summary>
+		/// 
+		/// </summary>
+		Both = 0,
+		/// <summary>
+		/// 
+		/// </summary>
+		Top = 1,
+		/// <summary>
+		/// 
+		/// </summary>
+		Bottom = 2
+	}
+
+	/// <summary>
+	/// CapClearBuffers values.
+	/// </summary>
+	public enum ClearBuffers : ushort
+	{
+		Auto = 0,
+		Clear = 1,
+		NoClear = 2
+	}
+
+	/// <summary>
+	/// Indicates the type of event from the source.
+	/// Also CapDeviceEvent values. If used as
+	/// a cap value it's ushort.
+	/// </summary>
+	public enum DeviceEvent : uint
+	{
+		CheckAutomaticCapture = 0,
+		CheckBattery = 1,
+		CheckDeviceOnline = 2,
+		CheckFlash = 3,
+		CheckPowerSupply = 4,
+		CheckResolution = 5,
+		DeviceAdded = 6,
+		DeviceOffline = 7,
+		DeviceReady = 8,
+		DeviceRemoved = 9,
+		ImageCaptured = 10,
+		ImageDeleted = 11,
+		PaperDoubleFeed = 12,
+		PaperJam = 13,
+		LampFailure = 14,
+		PowerSave = 15,
+		PowerSaveNotify = 16,
+
+		CustomEvents = 0x8000
+	}
+
+
+	/// <summary>
+	/// CapDuplex values.
+	/// </summary>
+	public enum Duplex : ushort
+	{
+		/// <summary>
+		/// 
+		/// </summary>
+		None = 0,
+		/// <summary>
+		/// 
+		/// </summary>
+		OnePass = 1,
+		/// <summary>
+		/// 
+		/// </summary>
+		TwoPass = 2
+	}
+
+	/// <summary>
+	/// CapFeederAlignment values.
+	/// </summary>
+	public enum FeederAlignment : ushort
+	{
+		/// <summary>
+		/// 
+		/// </summary>
+		None = 0,
+		/// <summary>
+		/// 
+		/// </summary>
+		Left = 1,
+		/// <summary>
+		/// 
+		/// </summary>
+		Center = 2,
+		/// <summary>
+		/// 
+		/// </summary>
+		Right = 3
+	}
+
+
+	/// <summary>
+	/// CapFeederOrder values.
+	/// </summary>
+	public enum FeederOrder : ushort
+	{
+		/// <summary>
+		/// 
+		/// </summary>
+		FirstPageFirst = 0,
+		/// <summary>
+		/// 
+		/// </summary>
+		LastPageFirst = 1
+	}
+
+	/// <summary>
+	/// CapFeederPocket values.
+	/// </summary>
+	public enum FeederPocket : ushort
+	{
+		/// <summary>
+		/// 
+		/// </summary>
+		PocketError = 0,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket1 = 1,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket2 = 2,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket3 = 3,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket4 = 4,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket5 = 5,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket6 = 6,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket7 = 7,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket8 = 8,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket9 = 9,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket10 = 10,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket11 = 11,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket12 = 12,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket13 = 13,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket14 = 14,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket15 = 15,
+		/// <summary>
+		/// 
+		/// </summary>
+		Pocket16 = 16,
+	}
+
+	/// <summary>
+	/// CapJobControl values.
+	/// </summary>
+	public enum JobControl : ushort
+	{
+		/// <summary>
+		/// No job control.
+		/// </summary>
+		None = 0,
+		/// <summary>
+		/// Detect and include job separator and continue scanning.
+		/// </summary>
+		IncludeContinue = 1,
+		/// <summary>
+		/// Detect and include job separator and stop scanning.
+		/// </summary>
+		IncludeStop = 2,
+		/// <summary>
+		/// Detect and exclude job separator and continue scanning.
+		/// </summary>
+		ExcludeContinue = 3,
+		/// <summary>
+		/// Detect and exclude job separator and stop scanning.
+		/// </summary>
+		ExcludeStop = 4
+	}
+
+	/// <summary>
+	/// CapLanguage values.
+	/// </summary>
+	public enum Language : ushort
+	{
+		UserLocale = 0xff,
+		Danish = 0,    /* Danish                 */
+		Dutch = 1,    /* Dutch                  */
+		English = 2,    /* International English  */
+		FrenchCanadian = 3,    /* French Canadian        */
+		Finnish = 4,    /* Finnish                */
+		French = 5,    /* French                 */
+		German = 6,    /* German                 */
+		Icelandic = 7,    /* Icelandic              */
+		Italian = 8,    /* Italian                */
+		Norwegian = 9,    /* Norwegian              */
+		Portuguese = 10,   /* Portuguese             */
+		Spanish = 11,  /* Spanish                */
+		Swedish = 12,  /* Swedish                */
+		EnglishUsa = 13,  /* U.S. English           */
+		Afrikaans = 14,
+		Albania = 15,
+		Arabic = 16,
+		ArabicAlgeria = 17,
+		ArabicBahrain = 18,
+		ArabicEgypt = 19,
+		ArabicIraq = 20,
+		ArabicJordan = 21,
+		ArabicKuwait = 22,
+		ArabicLebanon = 23,
+		ArabicLibya = 24,
+		ArabicMorocco = 25,
+		ArabicOman = 26,
+		ArabicQatar = 27,
+		ArabicSaudiArabia = 28,
+		ArabicSyria = 29,
+		ArabicTunisia = 30,
+		ArabicUae = 31,/* United Arabic Emirates */
+		ArabicYemen = 32,
+		Basque = 33,
+		Byelorussian = 34,
+		Bulgarian = 35,
+		Catalan = 36,
+		Chinese = 37,
+		ChineseHongKong = 38,
+		ChinesePrc = 39,/* People's Republic Of China */
+		ChineseSingapore = 40,
+		ChineseSimplified = 41,
+		ChineseTaiwan = 42,
+		ChineseTraditional = 43,
+		Croatia = 44,
+		Czech = 45,
+		DutchBelgian = 46,
+		EnglishAustralian = 47,
+		EnglishCanadian = 48,
+		EnglishIreland = 49,
+		EnglishNewZealand = 50,
+		EnglishSouthAfrica = 51,
+		EnglishUK = 52,
+		Estonian = 53,
+		Faeroese = 54,
+		Farsi = 55,
+		FrenchBelgian = 56,
+		FrenchLuxembourg = 57,
+		FrenchSwiss = 58,
+		GermanAustrian = 59,
+		GermanLuxembourg = 60,
+		GermanLiechtenstein = 61,
+		GermanSwiss = 62,
+		Greek = 63,
+		Hebrew = 64,
+		Hungarian = 65,
+		Indonesian = 66,
+		ItalianSwiss = 67,
+		Japanese = 68,
+		Korean = 69,
+		KoreanJohab = 70,
+		Latvian = 71,
+		Lithuanian = 72,
+		NorwegianBokmal = 73,
+		NorwegianNynorsk = 74,
+		Polish = 75,
+		PortugueseBrazil = 76,
+		Romanian = 77,
+		Russian = 78,
+		SerbianLatin = 79,
+		Slovak = 80,
+		Slovenian = 81,
+		SpanishMexican = 82,
+		SpanishModern = 83,
+		Thai = 84,
+		Turkish = 85,
+		Ukranian = 86,
+		/* More Stuff Added For 1.8 */
+		Assamese = 87,
+		Bengali = 88,
+		Bihari = 89,
+		Bodo = 90,
+		Dogri = 91,
+		Gujarati = 92,
+		Haryanvi = 93,
+		Hindi = 94,
+		Kannada = 95,
+		Kashmiri = 96,
+		Malayalam = 97,
+		Marathi = 98,
+		Marwari = 99,
+		Meghalayan = 100,
+		Mizo = 101,
+		Naga = 102,
+		Orissi = 103,
+		Punjabi = 104,
+		Pushtu = 105,
+		SerbianCyrillic = 106,
+		Sikkimi = 107,
+		SwedishFinland = 108,
+		Tamil = 109,
+		Telugu = 110,
+		Tripuri = 111,
+		Urdu = 112,
+		Vietnamese = 113,
+	}
+
+	/// <summary>
+	/// CapPowerSupply values.
+	/// </summary>
+	public enum PowerSupply : ushort
+	{
+		External = 0,
+		Battery = 1
+	}
+
+	/// <summary>
+	/// CapPrinter values.
+	/// </summary>
+	public enum Printer : ushort
+	{
+		ImprinterTopBefore = 0,
+		ImprinterTopAfter = 1,
+		ImprinterBottomBefore = 2,
+		ImprinterBottomAfter = 3,
+		EndorserTopBefore = 4,
+		EndorserTopAfter = 5,
+		EndorserBottomBefore = 6,
+		EndorserBottomAfter = 7
+	}
+
+	/// <summary>
+	/// CapPrinterMode values.
+	/// </summary>
+	public enum PrinterMode : ushort
+	{
+		SingleString = 0,
+		MultiString = 1,
+		CompoundString = 2
+	}
+
+	/// <summary>
+	/// CapSegmented values.
+	/// </summary>
+	public enum Segmented : ushort
+	{
+		None = 0,
+		Auto = 1
+	}
+}

NTwain/Values/Cap/ICapValues.cs

@@ -0,0 +1,583 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace NTwain.Values.Cap
+{
+
+    /// <summary>
+    /// ICapAutoDiscardBlankPages values.
+    /// </summary>
+    public enum AutoDiscardBlankPage
+    {
+        Invalid = 0,
+        Disable = -2,
+        Auto = -1
+    }
+
+    /// <summary>
+    /// ICapAutoSize values.
+    /// </summary>
+    public enum AutoSize : ushort
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        None = 0,
+        /// <summary>
+        /// 
+        /// </summary>
+        Auto = 1,
+        /// <summary>
+        /// 
+        /// </summary>
+        Current = 2
+    }
+
+    /// <summary>
+    /// ICapBarcodeSearchMode,
+    /// ICapPatchCodeSearchMode values.
+    /// </summary>
+    public enum BarcodeSearchMode : ushort
+    {
+        Horz = 0,
+        Vert = 1,
+        HorzVert = 2,
+        VertHorz = 3
+    }
+
+    /// <summary>
+    /// ICapBarcodeSearchPriorities,
+    /// ICapSupportedBarcodeTypes values.
+    /// </summary>
+    public enum BarcodeTypes : ushort
+    {
+        Invalid = 0,
+        ThreeOfNine,
+        TwoOfFiveInterleaved = 1,
+        TwoOfFiveNonInterleaved = 2,
+        Code92 = 3,
+        Code128 = 4,
+        Ucc128 = 5,
+        Codabar = 6,
+        UpcA = 7,
+        UpcE = 8,
+        Ean8 = 9,
+        Ean13 = 10,
+        PostNet = 11,
+        Pdf417 = 12,
+        TwoOfFiveIndustrial = 13,
+        TwoOfFiveMatrix = 14,
+        TwoOfFiveDataLogic = 15,
+        TwoOfFiveIata = 16,
+        ThreeOfNineFullAscii = 17,
+        CodabarWithStartStop = 18,
+        MaxiCode = 19,
+        QRCode = 20
+    }
+
+    /// <summary>
+    /// Values for ICapBitDepthReduction.
+    /// </summary>
+    public enum BitDepthReduction : ushort
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        Threshold = 0,
+        /// <summary>
+        /// 
+        /// </summary>
+        Halftone = 1,
+        /// <summary>
+        /// 
+        /// </summary>
+        CustHalftone = 2,
+        /// <summary>
+        /// 
+        /// </summary>
+        Diffusion = 3
+    }
+
+    /// <summary>
+    /// ICapBitOrder/ICapBitOrderCodes values.
+    /// </summary>
+    public enum BitOrder : ushort
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        LsbFirst = 0,
+        /// <summary>
+        /// 
+        /// </summary>
+        MsbFirst = 1
+    }
+
+    /// <summary>
+    /// ICapCompression values. Allows the application and Source to identify which compression schemes they have in common
+    /// for Buffered Memory and File transfers. Since only certain file formats support compression, this capability must be negotiated after
+    /// setting the desired file format with ICAP_IMAGEFILEFORMAT.
+    /// </summary>
+    public enum Compression : ushort
+    {
+        /// <summary>
+        /// All Sources must support this.
+        /// </summary>
+        None = 0,
+        /// <summary>
+        /// Can be used with TIFF or PICT
+        /// </summary>
+        PackBits = 1,
+        /// <summary>
+        /// From the CCITT specification (now ITU), intended for document images (can be used with TIFF).
+        /// </summary>
+        Group31D = 2,
+        /// <summary>
+        /// From the CCITT specification (now ITU), intended for document images (can be used with TIFF).
+        /// </summary>
+        Group31DEol = 3,
+        /// <summary>
+        /// From the CCITT specification (now ITU), intended for document images (can be used with TIFF).
+        /// </summary>
+        Group32D = 4,
+        /// <summary>
+        /// From the CCITT specification (now ITU), intended for document images (can be used with TIFF).
+        /// </summary>
+        Group4 = 5,
+        /// <summary>
+        /// Intended for the compression of color photographs (can be used with TIFF, JFIF or SPIFF).
+        /// </summary>
+        Jpeg = 6,
+        /// <summary>
+        /// A compression licensed by UNISYS (can be used with TIFF).
+        /// </summary>
+        Lzw = 7,
+        /// <summary>
+        /// Intended for bitonal and grayscale document images (can be used with TIFF or SPIFF).
+        /// </summary>
+        Jbig = 8,
+        /// <summary>
+        /// This compression can only be used if ICAP_IMAGEFILEFORMAT is set to TWFF_PNG.
+        /// </summary>
+        Png = 9,
+        /// <summary>
+        /// Can only be used if ICAP_IMAGEFILEFORMAT is set to TWFF_BMP.
+        /// </summary>
+        Rle4 = 10,
+        /// <summary>
+        /// Can only be used if ICAP_IMAGEFILEFORMAT is set to TWFF_BMP.
+        /// </summary>
+        Rle8 = 11,
+        /// <summary>
+        /// Can only be used if ICAP_IMAGEFILEFORMAT is set to TWFF_BMP.
+        /// </summary>
+        BitFields = 12,
+        /// <summary>
+        /// Per RFC 1951 (AKA 'Flate' and 'Deflate')
+        /// </summary>
+        Zip = 13,
+        /// <summary>
+        /// Per ISO/IEC 15444
+        /// </summary>
+        Jpeg2000 = 14
+    }
+
+    /// <summary>
+    /// ICapFeederType values.
+    /// </summary>
+    public enum FeederType : ushort
+    {
+        General = 0,
+        Photo = 1
+    }
+
+    /// <summary>
+    /// ICapFilter values.
+    /// </summary>
+    public enum FilterType : ushort
+    {
+        Red = 0,
+        Green = 1,
+        Blue = 2,
+        None = 3,
+        White = 4,
+        Cyan = 5,
+        Magenta = 6,
+        Yellow = 7,
+        Black = 8
+    }
+
+    /// <summary>
+    /// ICapFlashUsed2 values.
+    /// </summary>
+    public enum FlashedUsed : ushort
+    {
+        None = 0,
+        Off = 1,
+        On = 2,
+        Auto = 3,
+        RedEye = 4
+    }
+
+    /// <summary>
+    /// ICapFlipRotation values.
+    /// </summary>
+    public enum FlipRotation : ushort
+    {
+        Book = 0,
+        FanFold = 1
+    }
+
+    /// <summary>
+    /// ICapIccProfile values.
+    /// </summary>
+    public enum IccProfile : ushort
+    {
+        None = 0,
+        Link = 1,
+        Embed = 2
+    }
+
+    /// <summary>
+    /// ICapImageFileFormat values.
+    /// </summary>
+    public enum ImageFileFormat : ushort
+    {
+        /// <summary>
+        /// Used for document imaging. Native Linux format.
+        /// </summary>
+        Tiff = 0,
+        /// <summary>
+        /// Native Macintosh format
+        /// </summary>
+        Pict = 1,
+        /// <summary>
+        /// Native Microsoft format
+        /// </summary>
+        Bmp = 2,
+        /// <summary>
+        /// Used for document imaging
+        /// </summary>
+        Xbm = 3,
+        /// <summary>
+        /// Wrapper for JPEG images
+        /// </summary>
+        Jfif = 4,
+        /// <summary>
+        /// FlashPix, used with digital cameras
+        /// </summary>
+        Fpx = 5,
+        /// <summary>
+        /// Multi-page TIFF files
+        /// </summary>
+        TiffMulti = 6,
+        /// <summary>
+        /// An image format standard intended for use on the web, replaces GIF
+        /// </summary>
+        Png = 7,
+        /// <summary>
+        /// A standard from JPEG, intended to replace JFIF, also supports JBIG
+        /// </summary>
+        Spiff = 8,
+        /// <summary>
+        /// File format for use with digital cameras.
+        /// </summary>
+        Exif = 9,
+        /// <summary>
+        /// A file format from Adobe
+        /// </summary>
+        Pdf = 10,
+        /// <summary>
+        /// A file format from the Joint Photographic Experts Group ISO/IEC 15444-1
+        /// </summary>
+        Jp2 = 11,
+        /// <summary>
+        /// A file format from the Joint Photographic Experts Group ISO/IEC 15444-2
+        /// </summary>
+        Jpx = 13,
+        /// <summary>
+        /// A file format from LizardTech
+        /// </summary>
+        Dejavu = 14,
+        /// <summary>
+        /// A file format from Adobe PDF/A, Version 1
+        /// </summary>
+        PdfA = 15,
+        /// <summary>
+        /// A file format from Adobe PDF/A, Version 2
+        /// </summary>
+        PdfA2 = 16
+    }
+
+    /// <summary>
+    /// Audio file format values.
+    /// </summary>
+    public enum AudioFileFormat : ushort
+    {
+        Wav = 0,
+        Aiff = 1,
+        AU = 3,
+        Snd = 4,
+    }
+
+    /// <summary>
+    /// ICapImageFilter values.
+    /// </summary>
+    public enum ImageFilter : ushort
+    {
+        None = 0,
+        Auto = 1,
+        LowPass = 2,
+        BandPass = 3,
+        HighPass = 4,
+        Text = BandPass,
+        FineLine = HighPass
+    }
+
+    /// <summary>
+    /// ICapImageMerge values.
+    /// </summary>
+    public enum ImageMerge : ushort
+    {
+        None = 0,
+        FrontOnTop = 1,
+        FrontOnBottom = 2,
+        FrontOnLeft = 3,
+        FrontOnRight = 4
+    }
+
+    /// <summary>
+    /// Also ICapAutomaticColorNonColorPixelType (bw/gray),
+    /// ICapJpegPixelType, ICapPixelType values.
+    /// </summary>
+    public enum PixelType : ushort
+    {
+        BlackWhite = 0,
+        Gray = 1,
+        RGB = 2,
+        Palette = 3,
+        CMY = 4,
+        CMYK = 5,
+        YUV = 6,
+        YUVK = 7,
+        CieXYZ = 8,
+        Lab = 9,
+        SRGB = 10,
+        ScRGB = 11,
+        Infrared = 16
+    }
+
+    /// <summary>
+    /// ICapJpegQuality values.
+    /// </summary>
+    public enum JpegQuality : short
+    {
+        Invalid = 0,
+        Unknown = -4,
+        Low = -3,
+        Medium = -2,
+        High = -1
+    }
+
+    /// <summary>
+    /// ICapLightPath values.
+    /// </summary>
+    public enum LightPath : ushort
+    {
+        Reflective = 0,
+        Transmissive = 1
+    }
+
+    /// <summary>
+    /// ICapLightSource values.
+    /// </summary>
+    public enum LightSource : ushort
+    {
+        Red = 0,
+        Green = 1,
+        Blue = 2,
+        None = 3,
+        White = 4,
+        UV = 5,
+        IR = 6
+    }
+
+    /// <summary>
+    /// ICapNoiseFilter values.
+    /// </summary>
+    public enum NoiseFilter : ushort
+    {
+        None = 0,
+        Auto = 1,
+        LonePixel = 2,
+        MajorityRule = 3
+    }
+
+    /// <summary>
+    /// ICapOrientation values.
+    /// </summary>
+    public enum Orientation : ushort
+    {
+        Rot0 = 0,
+        Rot90 = 1,
+        Rot180 = 2,
+        Rot270 = 3,
+        Portrait = Rot0,
+        Landscape = Rot270,
+        Auto = 4,
+        AutoTet = 5,
+        AutoPicture = 6
+    }
+
+    /// <summary>
+    /// ICapOverscan values.
+    /// </summary>
+    public enum OverScan : ushort
+    {
+        None = 0,
+        Auto = 1,
+        TopBottom = 2,
+        LeftRight = 3,
+        All = 4
+    }
+
+    /// <summary>
+    /// ICapPatchCodeSearchPriorities,
+    /// ICapSupportedPatchCodeTypes values.
+    /// </summary>
+    public enum PatchCode : ushort
+    {
+        Patch1 = 0,
+        Patch2 = 1,
+        Patch3 = 2,
+        Patch4 = 3,
+        Patch6 = 4,
+        PatchT = 5
+    }
+
+    /// <summary>
+    /// ICapPixelFlavor, ICapPixelFlavorCodes values.
+    /// </summary>
+    public enum PixelFlavor : ushort
+    {
+        Chocolate = 0,
+        Vanilla = 1
+    }
+
+    /// <summary>
+    /// ICapPlanarChunky values.
+    /// </summary>
+    public enum PlanarChunky : ushort
+    {
+        Chunky = 0,
+        Planar = 1
+    }
+
+    /// <summary>
+    /// ICapSupportedSizes values.
+    /// </summary>
+    public enum SupportedSize : ushort
+    {
+        None = 0,
+        A4 = 1,
+        JisB5 = 2,
+        USLetter = 3,
+        USLegal = 4,
+        A5 = 5,
+        IsoB4 = 6,
+        IsoB6 = 7,
+        USLedger = 9,
+        USExecutive = 10,
+        A3 = 11,
+        IsoB3 = 12,
+        A6 = 13,
+        C4 = 14,
+        C5 = 15,
+        C6 = 16,
+        FourA0 = 17,
+        TwoA0 = 18,
+        A0 = 19,
+        A1 = 20,
+        A2 = 21,
+        A7 = 22,
+        A8 = 23,
+        A9 = 24,
+        A10 = 25,
+        IsoB0 = 26,
+        IsoB1 = 27,
+        IsoB2 = 28,
+        IsoB5 = 29,
+        IsoB7 = 30,
+        IsoB8 = 31,
+        IsoB9 = 31,
+        IsoB10 = 33,
+        JisB0 = 34,
+        JisB1 = 35,
+        JisB2 = 36,
+        JisB3 = 37,
+        JisB4 = 38,
+        JisB6 = 39,
+        JisB7 = 40,
+        JisB8 = 41,
+        JisB9 = 42,
+        JisB10 = 43,
+        C0 = 44,
+        C1 = 45,
+        C2 = 46,
+        C3 = 47,
+        C7 = 48,
+        C8 = 49,
+        C9 = 50,
+        C10 = 51,
+        USStatement = 52,
+        BusinessCard = 53,
+        MaxSize = 54
+    }
+
+    /// <summary>
+    /// ICapUnits values.
+    /// </summary>
+    public enum Unit : ushort
+    {
+        Inches = 0,
+        Centimeters = 1,
+        Picas = 2,
+        Points = 3,
+        Twips = 4,
+        Pixels = 5,
+        Millimeters = 6
+    }
+
+    /// <summary>
+    /// ICapXferMech, ACapXferMech values.
+    /// </summary>
+    public enum XferMech : ushort
+    {
+        Native = 0,
+        File = 1,
+        Memory = 2,
+        /// <summary>
+        /// Audio only.
+        /// </summary>
+        File2 = 3,
+        MemFile = 4
+    }
+}

NTwain/Values/DataValues.cs

@@ -0,0 +1,749 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+using System;
+using NTwain.Data;
+
+namespace NTwain.Values
+{
+	public enum Direction
+	{
+		Invalid = 0,
+		Get = 1,
+		Set = 2
+	}
+
+	public enum FileType
+	{
+		Camera = 0,
+		CameraTop = 1,
+		CameraBottom = 2,
+		CameraPreview = 3,
+		Domain = 4,
+		Host = 5,
+		Directory = 6,
+		Image = 7,
+		Unknown = 8
+	}
+
+	public enum PaletteType : ushort
+	{
+		Rgb = 0,
+		Gray = 1,
+		Cmy = 2
+	}
+
+	public enum Country : ushort
+	{
+		None = 0,
+		Afghanistan = 1001,
+		Algeria = 213,
+		AmericanSamoa = 684,
+		Andorra = 033,
+		Angola = 1002,
+		Anguilla = 8090,
+		Antigua = 8091,
+		Argentina = 54,
+		Aruba = 297,
+		AscensionI = 247,
+		Australia = 61,
+		Austria = 43,
+		Bahamas = 8092,
+		Bahrain = 973,
+		Bangladesh = 880,
+		Barbados = 8093,
+		Belgium = 32,
+		Belize = 501,
+		Benin = 229,
+		Bermuda = 8094,
+		Bhutan = 1003,
+		Bolivia = 591,
+		Botswana = 267,
+		Britain = 6,
+		BritVirginIs = 8095,
+		Brazil = 55,
+		Brunei = 673,
+		Bulgaria = 359,
+		BurkinaFaso = 1004,
+		Burma = 1005,
+		Burundi = 1006,
+		Camaroon = 237,
+		Canada = 2,
+		CapeVerdeIs = 238,
+		CaymanIs = 8096,
+		CentralAfrep = 1007,
+		Chad = 1008,
+		Chile = 56,
+		China = 86,
+		ChristmasIs = 1009,
+		CocosLs = 1009,
+		Colombia = 57,
+		Comoros = 1010,
+		Congo = 1011,
+		CookIs = 1012,
+		Costarica = 506,
+		Cuba = 005,
+		Cyprus = 357,
+		Czechoslovakia = 42,
+		Denmark = 45,
+		Djibouti = 1013,
+		Dominica = 8097,
+		DomincanRep = 8098,
+		EasterIs = 1014,
+		Ecuador = 593,
+		Egypt = 20,
+		ElSalvador = 503,
+		Eqguinea = 1015,
+		Ethiopia = 251,
+		FalklandIs = 1016,
+		FaeroeIs = 298,
+		FijiIslands = 679,
+		Finland = 358,
+		France = 33,
+		Frantilles = 596,
+		Frguiana = 594,
+		Frpolyneisa = 689,
+		Futanais = 1043,
+		Gabon = 241,
+		Gambia = 220,
+		Germany = 49,
+		Ghana = 233,
+		Gibralter = 350,
+		Greece = 30,
+		Greenland = 299,
+		Grenada = 8099,
+		Grenedines = 8015,
+		Guadeloupe = 590,
+		Guam = 671,
+		GuantanamoBay = 5399,
+		Guatemala = 502,
+		Guinea = 224,
+		GuineaBissau = 1017,
+		Guyana = 592,
+		Haiti = 509,
+		Honduras = 504,
+		HongKong = 852,
+		Hungary = 36,
+		Iceland = 354,
+		India = 91,
+		Indonesia = 62,
+		Iran = 98,
+		Iraq = 964,
+		Ireland = 353,
+		Israel = 972,
+		Italy = 39,
+		IvoryCoast = 225,
+		Jamaica = 8010,
+		Japan = 81,
+		Jordan = 962,
+		Kenya = 254,
+		Kiribati = 1018,
+		Korea = 82,
+		Kuwait = 965,
+		Laos = 1019,
+		Lebanon = 1020,
+		Liberia = 231,
+		Libya = 218,
+		Liechtenstein = 41,
+		Luxenbourg = 352,
+		Macao = 853,
+		Madagascar = 1021,
+		Malawi = 265,
+		Malaysia = 60,
+		Maldives = 960,
+		Mali = 1022,
+		Malta = 356,
+		MarshallIs = 692,
+		Mauritania = 1023,
+		Mauritius = 230,
+		Mexico = 3,
+		Micronesia = 691,
+		Miquelon = 508,
+		Monaco = 33,
+		Mongolia = 1024,
+		Montserrat = 8011,
+		Morocco = 212,
+		Mozambique = 1025,
+		Namibia = 264,
+		Nauru = 1026,
+		Nepal = 977,
+		Netherlands = 31,
+		NethAntilles = 599,
+		Nevis = 8012,
+		NewCaledonia = 687,
+		NewZealand = 64,
+		Nicaragua = 505,
+		Niger = 227,
+		Nigeria = 234,
+		Niue = 1027,
+		NorfolkI = 1028,
+		Norway = 47,
+		Oman = 968,
+		Pakistan = 92,
+		Palau = 1029,
+		Panama = 507,
+		Paraguay = 595,
+		Peru = 51,
+		Phillippines = 63,
+		PitcairnIs = 1030,
+		PNewGuinea = 675,
+		Poland = 48,
+		Portugal = 351,
+		Qatar = 974,
+		Reunioni = 1031,
+		Romania = 40,
+		Rwanda = 250,
+		Saipan = 670,
+		SanMarino = 39,
+		Saotome = 1033,
+		SaudiArabia = 966,
+		Senegal = 221,
+		Seychellesis = 1034,
+		Sierraleone = 1035,
+		Singapore = 65,
+		Solomonis = 1036,
+		Somali = 1037,
+		SouthAfrica = 27,
+		Spain = 34,
+		Srilanka = 94,
+		Sthelena = 1032,
+		Stkitts = 8013,
+		Stlucia = 8014,
+		Stpierre = 508,
+		Stvincent = 8015,
+		Sudan = 1038,
+		Suriname = 597,
+		Swaziland = 268,
+		Sweden = 46,
+		Switzerland = 41,
+		Syria = 1039,
+		Taiwan = 886,
+		Tanzania = 255,
+		Thailand = 66,
+		Tobago = 8016,
+		Togo = 228,
+		Tongais = 676,
+		Trinidad = 8016,
+		Tunisia = 216,
+		Turkey = 90,
+		TurksCaicos = 8017,
+		Tuvalu = 1040,
+		Uganda = 256,
+		Ussr = 7,
+		UAEmirates = 971,
+		UnitedKingdom = 44,
+		Usa = 1,
+		Uruguay = 598,
+		Vanuatu = 1041,
+		VaticanCity = 39,
+		Venezuela = 58,
+		Wake = 1042,
+		WallisIs = 1043,
+		WesternSahara = 1044,
+		WesternSamoa = 1045,
+		Yemen = 1046,
+		Yugoslavia = 38,
+		Zaire = 243,
+		Zambia = 260,
+		Zimbabwe = 263,
+		/* Added For 1.8 */
+		Albania = 355,
+		Armenia = 374,
+		Azerbaijan = 994,
+		Belarus = 375,
+		BosniaHerzgo = 387,
+		Cambodia = 855,
+		Croatia = 385,
+		CzechRepublic = 420,
+		Diegogarcia = 246,
+		Eritrea = 291,
+		Estonia = 372,
+		Georgia = 995,
+		Latvia = 371,
+		Lesotho = 266,
+		Lithuania = 370,
+		Macedonia = 389,
+		Mayotteis = 269,
+		Moldova = 373,
+		Myanmar = 95,
+		NorthKorea = 850,
+		PuertoRico = 787,
+		Russia = 7,
+		Serbia = 381,
+		Slovakia = 421,
+		Slovenia = 386,
+		SouthKorea = 82,
+		Ukraine = 380,
+		USVirginIs = 340,
+		Vietnam = 84,
+	}
+
+	[Flags]
+	public enum DataGroups : uint
+	{
+		None = 0,
+		Control = 0x1,
+		Image = 0x2,
+		Audio = 0x4
+	}
+
+	[Flags]
+	public enum DataFunctionalities : uint
+	{
+		None = 0,
+		Dsm2 = 0x10000000,
+		App2 = 0x20000000,
+		DS2 = 0x40000000,
+	}
+
+	public enum DataArgumentType : ushort
+	{
+		None = 0,
+		// control group
+		Capability = 0x1,
+		Event = 0x2,
+		Identity = 0x3,
+		Parent = 0x4,
+		PendingXfers = 0x5,
+		SetupMemXfer = 0x6,
+		SetupFileXfer = 0x7,
+		Status = 0x8,
+		UserInterface = 0x9,
+		XferGroup = 0xa,
+		CustomDSData = 0xc,
+		DeviceEvent = 0xd,
+		FileSystem = 0xe,
+		PassThru = 0xf,
+		Callback = 0x10,
+		StatusUtf8 = 0x11,
+		Callback2 = 0x12,
+
+		// image group
+		ImageInfo = 0x101,
+		ImageLayout = 0x102,
+		ImageMemXfer = 0x103,
+		ImageNativeXfer = 0x104,
+		ImageFileXfer = 0x105,
+		CieColor = 0x106,
+		GrayResponse = 0x107,
+		RgbResponse = 0x108,
+		JpegCompression = 0x109,
+		Palette8 = 0x10a,
+		ExtImageInfo = 0x10b,
+
+		// audio group
+		AudioFileXfer = 0x201,
+		AudioInfo = 0x202,
+		AudioNativeXfer = 0x203,
+
+		// crap
+		IccProfile = 0x401,
+		ImageMemFileXfer = 0x402,
+		EntryPoint = 0x403,
+	}
+
+	public enum Message : ushort
+	{
+		Null = 0,
+		CustomBase = 0x8000,
+		Get = 0x1,
+		GetCurrent = 0x2,
+		GetDefault = 0x3,
+		GetFirst = 0x4,
+		GetNext = 0x5,
+		Set = 0x6,
+		Reset = 0x7,
+		QuerySupport = 0x8,
+		GetHelp = 0x9,
+		GetLabel = 0xa,
+		GetLabelEnum = 0xb,
+
+		XferReady = 0x101,
+		CloseDSReq = 0x102,
+		CloseDSOK = 0x103,
+		DeviceEvent = 0x104,
+
+		OpenDsm = 0x301,
+		CloseDsm = 0x302,
+
+		OpenDS = 0x401,
+		CloseDS = 0x402,
+		UserSelect = 0x403,
+
+		DisableDS = 0x501,
+		EnableDS = 0x502,
+		EnableDSUIOnly = 0x503,
+
+		ProcessEvent = 0x601,
+
+		EndXfer = 0x701,
+		StopFeeder = 0x702,
+
+		ChangeDirectory = 0x801,
+		CreateDirectory = 0x802,
+		Delete = 0x803,
+		FormatMedia = 0x804,
+		GetClose = 0x805,
+		GetFirstFile = 0x806,
+		GetInfo = 0x807,
+		GetNextFile = 0x808,
+		Rename = 0x809,
+		Copy = 0x80a,
+		AutomaticCaptureDirectory = 0x80b,
+
+		PassThru = 0x901,
+		RegisterCallback = 0x902,
+		ResetAll = 0xa01,
+	}
+
+	/// <summary>
+	/// Indicates the type of capability.
+	/// </summary>
+	public enum CapabilityId : ushort
+	{
+		None = 0,
+		CustomBase = 0x8000, /* Base of custom capabilities */
+
+		/* all data sources are REQUIRED to support these caps */
+		CapXferCount = 0x0001,
+
+		/* image data sources are REQUIRED to support these caps */
+		ICapCompression = 0x0100,
+		ICapPixelType = 0x0101,
+		ICapUnits = 0x0102, /* default is TWUN_INCHES */
+		ICapXferMech = 0x0103,
+
+		/* all data sources MAY support these caps */
+		CapAuthor = 0x1000,
+		CapCaption = 0x1001,
+		CapFeederEnabled = 0x1002,
+		CapFeederLoaded = 0x1003,
+		CapTimeDate = 0x1004,
+		CapSupportedCaps = 0x1005,
+		CapExtendedCaps = 0x1006,
+		CapAutoFeed = 0x1007,
+		CapClearPage = 0x1008,
+		CapFeedPage = 0x1009,
+		CapRewindPage = 0x100a,
+		CapIndicators = 0x100b,   /* Added 1.1 */
+		CapSupportedCapsExt = 0x100c,   /* Added 1.6 */
+		CapPaperDetectable = 0x100d,   /* Added 1.6 */
+		CapUIControllable = 0x100e,   /* Added 1.6 */
+		CapDeviceOnline = 0x100f,   /* Added 1.6 */
+		CapAutoScan = 0x1010,   /* Added 1.6 */
+		CapThumbnailsEnabled = 0x1011,   /* Added 1.7 */
+		CapDuplex = 0x1012,   /* Added 1.7 */
+		CapDuplexEnabled = 0x1013,   /* Added 1.7 */
+		CapEnableDSUIOnly = 0x1014,   /* Added 1.7 */
+		CapCustomDSData = 0x1015,   /* Added 1.7 */
+		CapEndorser = 0x1016,   /* Added 1.7 */
+		CapJobControl = 0x1017,   /* Added 1.7 */
+		CapAlarms = 0x1018,   /* Added 1.8 */
+		CapAlarmVolume = 0x1019,   /* Added 1.8 */
+		CapAutomaticCapture = 0x101a,   /* Added 1.8 */
+		CapTimeBeforeFirstCapture = 0x101b,   /* Added 1.8 */
+		CapTimeBetweenCaptures = 0x101c,   /* Added 1.8 */
+		CapClearBuffers = 0x101d,   /* Added 1.8 */
+		CapMaxBatchBuffers = 0x101e,   /* Added 1.8 */
+		CapDeviceTimeDate = 0x101f,   /* Added 1.8 */
+		CapPowerSupply = 0x1020,   /* Added 1.8 */
+		CapCameraPreviewUI = 0x1021,   /* Added 1.8 */
+		CapDeviceEvent = 0x1022,   /* Added 1.8 */
+		CapSerialNumber = 0x1024,   /* Added 1.8 */
+		CapPrinter = 0x1026,   /* Added 1.8 */
+		CapPrinterEnabled = 0x1027,   /* Added 1.8 */
+		CapPrinterIndex = 0x1028,   /* Added 1.8 */
+		CapPrinterMode = 0x1029,   /* Added 1.8 */
+		CapPrinterString = 0x102a,   /* Added 1.8 */
+		CapPrinterSuffix = 0x102b,   /* Added 1.8 */
+		CapLanguage = 0x102c,   /* Added 1.8 */
+		CapFeederAlignment = 0x102d,   /* Added 1.8 */
+		CapFeederOrder = 0x102e,   /* Added 1.8 */
+		CapReacquireAllowed = 0x1030,   /* Added 1.8 */
+		CapBatteryMinutes = 0x1032,   /* Added 1.8 */
+		CapBatteryPercentage = 0x1033,   /* Added 1.8 */
+		CapCameraSide = 0x1034,   /* Added 1.91 */
+		CapSegmented = 0x1035,   /* Added 1.91 */
+		CapCameraEnabled = 0x1036,   /* Added 2.0 */
+		CapCameraOrder = 0x1037,   /* Added 2.0 */
+		CapMicrEnabled = 0x1038,   /* Added 2.0 */
+		CapFeederPrep = 0x1039,   /* Added 2.0 */
+		CapFeederPocket = 0x103a,   /* Added 2.0 */
+		CapAutomaticSenseMedium = 0x103b,   /* Added 2.1 */
+		CapCustomInterfaceGuid = 0x103c,   /* Added 2.1 */
+		CapSUPPORTEDCAPSSEGMENTUNIQUE = 0x103d,
+		CapSUPPORTEDDATS = 0x103e,
+		CapDoubleFeedDetection = 0x103f,
+		CapDoubleFeedDetectionLength = 0x1040,
+		CapDoubleFeedDetectionSensitivity = 0x1041,
+		CapDoubleFeedDetectionResponse = 0x1042,
+		CapPaperHandling = 0x1043,
+		CapIndicatorsMode = 0x1044,
+		CapPrinterVerticalOffset = 0x1045,
+		CapPowerSaveTime = 0x1046,
+
+		/* image data sources MAY support these caps */
+		ICapAutoBright = 0x1100,
+		ICapBrightness = 0x1101,
+		ICapContrast = 0x1103,
+		ICapCustHalftone = 0x1104,
+		ICapExposureTime = 0x1105,
+		ICapFilter = 0x1106,
+		ICapFlashUsed = 0x1107,
+		ICapGamma = 0x1108,
+		ICapHalftones = 0x1109,
+		ICapHighlight = 0x110a,
+		ICapImageFileFormat = 0x110c,
+		ICapLampState = 0x110d,
+		ICapLightSource = 0x110e,
+		ICapOrientation = 0x1110,
+		ICapPhysicalWidth = 0x1111,
+		ICapPhysicalHeight = 0x1112,
+		ICapShadow = 0x1113,
+		ICapFrames = 0x1114,
+		ICapXNativeResolution = 0x1116,
+		ICapYNativeResolution = 0x1117,
+		ICapXResolution = 0x1118,
+		ICapYResolution = 0x1119,
+		ICapMaxFrames = 0x111a,
+		ICapTiles = 0x111b,
+		ICapBitOrder = 0x111c,
+		ICapCCITTKFactor = 0x111d,
+		ICapLightPath = 0x111e,
+		ICapPixelFlavor = 0x111f,
+		ICapPlanarChunky = 0x1120,
+		ICapRotation = 0x1121,
+		ICapSupportedSizes = 0x1122,
+		ICapThreshold = 0x1123,
+		ICapXScaling = 0x1124,
+		ICapYScaling = 0x1125,
+		ICapBitOrderCodes = 0x1126,
+		ICapPixelFlavorCodes = 0x1127,
+		ICapJpegPixelType = 0x1128,
+		ICapTimeFill = 0x112a,
+		ICapBitDepth = 0x112b,
+		ICapBitDepthReduction = 0x112c,  /* Added 1.5 */
+		ICapUndefinedImageSize = 0x112d,  /* Added 1.6 */
+		ICapImageDataset = 0x112e,  /* Added 1.7 */
+		ICapExtImageInfo = 0x112f,  /* Added 1.7 */
+		ICapMinimumHeight = 0x1130,  /* Added 1.7 */
+		ICapMinimumWidth = 0x1131,  /* Added 1.7 */
+		ICapAutoDiscardBlankPages = 0x1134,  /* Added 2.0 */
+		ICapFlipRotation = 0x1136,  /* Added 1.8 */
+		ICapBarcodeDetectionEnabled = 0x1137,  /* Added 1.8 */
+		ICapSupportedBARCODETYPES = 0x1138,  /* Added 1.8 */
+		ICapBarcodeMaxSearchPriorities = 0x1139,  /* Added 1.8 */
+		ICapBarcodeSearchPriorities = 0x113a,  /* Added 1.8 */
+		ICapBarcodeSearchMode = 0x113b,  /* Added 1.8 */
+		ICapBarcodeMaxRetries = 0x113c,  /* Added 1.8 */
+		ICapBarcodeTimeout = 0x113d,  /* Added 1.8 */
+		ICapZoomFactor = 0x113e,  /* Added 1.8 */
+		ICapPatchCodeDetectionEnabled = 0x113f,  /* Added 1.8 */
+		ICapSupportedPatchCodeTypes = 0x1140,  /* Added 1.8 */
+		ICapPatchCodeMaxSearchPriorities = 0x1141,  /* Added 1.8 */
+		ICapPatchCodeSearchPriorities = 0x1142,  /* Added 1.8 */
+		ICapPatchCodeSearchMode = 0x1143,  /* Added 1.8 */
+		ICapPatchCodeMaxRetries = 0x1144,  /* Added 1.8 */
+		ICapPatchCodeTimeout = 0x1145,  /* Added 1.8 */
+		ICapFlashUsed2 = 0x1146,  /* Added 1.8 */
+		ICapImageFilter = 0x1147,  /* Added 1.8 */
+		ICapNoiseFilter = 0x1148,  /* Added 1.8 */
+		ICapOverscan = 0x1149,  /* Added 1.8 */
+		ICapAutomaticBorderDetection = 0x1150,  /* Added 1.8 */
+		ICapAutomaticDeskew = 0x1151,  /* Added 1.8 */
+		ICapAutomaticRotate = 0x1152,  /* Added 1.8 */
+		ICapJpegQuality = 0x1153,  /* Added 1.9 */
+		ICapFeederTYPE = 0x1154,  /* Added 1.91 */
+		ICapICCProfile = 0x1155,  /* Added 1.91 */
+		ICapAutoSize = 0x1156,  /* Added 2.0 */
+		ICapAutomaticCropUsesFrame = 0x1157,  /* Added 2.1 */
+		ICapAutomaticLengthDetection = 0x1158,  /* Added 2.1 */
+		ICapAutomaticColorEnabled = 0x1159,  /* Added 2.1 */
+		ICapAutomaticColorNonColorPixelType = 0x115a,  /* Added 2.1 */
+		ICapColorManagementEnabled = 0x115b,  /* Added 2.1 */
+		ICapImageMerge = 0x115c,  /* Added 2.1 */
+		ICapImageMergeHeightThreshold = 0x115d,  /* Added 2.1 */
+		ICapSupportedExtImageInfo = 0x115e,  /* Added 2.1 */
+		ICapFilmType = 0x115f,
+		ICapMirror = 0x1160,
+		ICapJpegSubSampling = 0x1161,
+
+		/* image data sources MAY support these audio caps */
+		ACapXferMech = 0x1202,  /* Added 1.8 */
+
+	}
+
+	public enum ReturnCode : ushort
+	{
+		Success = 0,
+		Failure = 1,
+		CheckStatus = 2,
+		Cancel = 3,
+		DSEvent = 4,
+		NotDSEvent = 5,
+		XferDone = 6,
+		EndOfList = 7,
+		InfoNotSupported = 8,
+		DataNotAvailable = 9,
+		Busy = 10,
+		ScannerLocked = 11,
+		CustomBase = 0x8000
+	}
+
+	public enum ConditionCode : ushort
+	{
+		Success = 0,
+		Bummer = 1,
+		LowMemory = 2,
+		NoDS = 3,
+		MaxConnections = 4,
+		OperationError = 5,
+		BadCap = 6,
+		BadProtocol = 9,
+		BadValue = 10,
+		SeqError = 11,
+		BadDest = 12,
+		CapUnsupported = 13,
+		CapBadOperation = 14,
+		CapSeqError = 15,
+		Denied = 16,
+		FileExists = 17,
+		FileNotFound = 18,
+		NotEmpty = 19,
+		PaperJam = 20,
+		PaperDoubleFeed = 21,
+		FileWriteError = 22,
+		CheckDeviceOnline = 23,
+
+		Interlock = 24,
+		DamagedCorner = 25,
+		FocusError = 26,
+		DocTooLight = 27,
+		DocTooDark = 28,
+		NoMedia = 29,
+
+		CustomBase = 0x8000
+	}
+
+	/// <summary>
+	/// Indicates the type of container used in capability.
+	/// </summary>
+	public enum ContainerType : ushort
+	{
+		Invalid = 0,
+		/// <summary>
+		/// The container is <see cref="TWArray"/>.
+		/// </summary>
+		Array = 3,
+		/// <summary>
+		/// The container is <see cref="TWEnumeration"/>.
+		/// </summary>
+		Enum = 4,
+		/// <summary>
+        /// The container is <see cref="TWOneValue"/>.
+		/// </summary>
+		OneValue = 5,
+		/// <summary>
+		/// The container is <see cref="TWRange"/>.
+		/// </summary>
+		Range = 6,
+		DontCare = TwainConst.DontCare16,
+	}
+
+	/// <summary>
+	/// The data types of item in TWAIN, used in the
+	/// capability containers.
+	/// </summary>
+	public enum ItemType : ushort
+	{
+		/// <summary>
+		/// Means Item is a an 8 bit value.
+		/// </summary>
+		Int8 = 0,
+		/// <summary>
+		/// Means Item is a 16 bit value.
+		/// </summary>
+		Int16 = 1,
+		/// <summary>
+		/// Means Item is a 32 bit value.
+		/// </summary>
+		Int32 = 2,
+		/// <summary>
+		/// Means Item is an unsigned 8 bit value.
+		/// </summary>
+		UInt8 = 3,
+		/// <summary>
+		/// Means Item is an unsigned 16 bit value.
+		/// </summary>
+		UInt16 = 4,
+		/// <summary>
+		/// Means Item is an unsigned 32 bit value.
+		/// </summary>
+		UInt32 = 5,
+		/// <summary>
+		/// Means Item is an unsigned 16 bit value (supposedly, YMMV).
+		/// </summary>
+		Bool = 6,
+		/// <summary>
+		/// Means Item is a <see cref="Fix32"/>.
+		/// </summary>
+		Fix32 = 7,
+		/// <summary>
+		/// Means Item is a <see cref="Frame"/>.
+		/// </summary>
+		Frame = 8,
+		/// <summary>
+		/// Means Item is a 32 char string (max).
+		/// </summary>
+		String32 = 9,
+		/// <summary>
+		/// Means Item is a 64 char string (max).
+		/// </summary>
+		String64 = 0xa,
+		/// <summary>
+		/// Means Item is a 128 char string (max).
+		/// </summary>
+		String128 = 0xb,
+		/// <summary>
+		/// Means Item is a char string shorter than 255.
+		/// </summary>
+		String255 = 0xc,
+		String1024 = 0xd,
+		Unicode512 = 0xe,
+		/// <summary>
+		/// Means Item is a handle (pointer).
+		/// </summary>
+		Handle = 0xf
+	}
+
+	/// <summary>
+	/// Flags used in <see cref="TWMemory"/>.
+	/// </summary>
+	[Flags]
+	public enum MemoryFlags : uint
+	{
+		Invalid = 0,
+		AppOwns = 0x1,
+		DsmOwns = 0x2,
+		DSOwns = 0x4,
+		Pointer = 0x8,
+		Handle = 0x10
+	}
+}

NTwain/Values/ExtendedImage.cs

@@ -0,0 +1,152 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace NTwain.Values
+{
+	/// <summary>
+	/// Contains various values for extended image codes.
+	/// </summary>
+	public static class ExtendedImage
+	{
+		public enum Codes
+		{
+			Invalid = 0,
+			BarcodeX = 0x1200,
+			BarcodeY = 0x1201,
+			BarcodeText = 0x1202,
+			BarcodeType = 0x1203,
+			DeshadeTop = 0x1204,
+			DeshadeLeft = 0x1205,
+			DeshadeHeight = 0x1206,
+			DeshadeWidth = 0x1207,
+			DeshadeSize = 0x1208,
+			SpecklesRemoved = 0x1209,
+			HorzLineXCoord = 0x120A,
+			HorzLineYCoord = 0x120B,
+			HorzLineLength = 0x120C,
+			HorzLineThickness = 0x120D,
+			VertLineXCoord = 0x120E,
+			VertLineYCoord = 0x120F,
+			VertLineLength = 0x1210,
+			VertLineThickness = 0x1211,
+			PatchCode = 0x1212,
+			EndorsedText = 0x1213,
+			FormConfidence = 0x1214,
+			FormTemplateMatch = 0x1215,
+			FormTemplatePageMatch = 0x1216,
+			FormHorzDocOffset = 0x1217,
+			FormVertDocOffset = 0x1218,
+			BarcodeCount = 0x1219,
+			BarcodeConfidence = 0x121A,
+			BarcodeRotation = 0x121B,
+			BarcodeTextLength = 0x121C,
+			DeshadeCount = 0x121D,
+			DeshadeBlackCountOld = 0x121E,
+			DeshadeBlackCountNew = 0x121F,
+			DeshadeBlackRLMin = 0x1220,
+			DeshadeBlackRLMax = 0x1221,
+			DeshadeWhiteCountOld = 0x1222,
+			DeshadeWhiteCountNew = 0x1223,
+			DeshadeWhiteRLMin = 0x1224,
+			DeshadeWhiteRLAve = 0x1225,
+			DeshadeWhiteRLMax = 0x1226,
+			BlackSpecklesRemoved = 0x1227,
+			WhiteSpecklesRemoved = 0x1228,
+			HorzLineCount = 0x1229,
+			VertLineCount = 0x122A,
+			DeskewStatus = 0x122B,
+			SkewOriginalAngle = 0x122C,
+			SkewFinalAngle = 0x122D,
+			SkewConfidence = 0x122E,
+			SkewWindowX1 = 0x122F,
+			SkewWindowY1 = 0x1230,
+			SkewWindowX2 = 0x1231,
+			SkewWindowY2 = 0x1232,
+			SkewWindowX3 = 0x1233,
+			SkewWindowY3 = 0x1234,
+			SkewWindowX4 = 0x1235,
+			SkewWindowY4 = 0x1236,
+			BookName = 0x1238, /* added 1.9 */
+			ChapterNumber = 0x1239,/* added 1.9 */
+			DocumentNumber = 0x123A,  /* added 1.9 */
+			PageNumber = 0x123B,  /* added 1.9 */
+			Camera = 0x123C,  /* added 1.9 */
+			FrameNumber = 0x123D,  /* added 1.9 */
+			Frame = 0x123E,  /* added 1.9 */
+			PixelFlavor = 0x123F,  /* added 1.9 */
+			IccProfile = 0x1240,  /* added 1.91 */
+			LastSegment = 0x1241,  /* added 1.91 */
+			SegmentNumber = 0x1242,  /* added 1.91 */
+			MagData = 0x1243,  /* added 2.0 */
+			MagType = 0x1244,  /* added 2.0 */
+			PageSide = 0x1245,  /* added 2.0 */
+			FileSystemSource = 0x1246,  /* added 2.0 */
+			ImageMerged = 0x1247,  /* added 2.1 */
+			MagDataLength = 0x1248,  /* added 2.1 */
+
+		}
+
+		/// <summary>
+		/// The bar code’s orientation on the scanned image is described in
+		/// reference to a Western-style interpretation of the image.
+		/// </summary>
+		public enum BarcodeRotation : uint
+		{
+			/// <summary>
+			/// Normal reading orientation.
+			/// </summary>
+			Rot0 = 0,
+			/// <summary>
+			/// Rotated 90 degrees clockwise.
+			/// </summary>
+			Rot90 = 1,
+			/// <summary>
+			/// Rotated 180 degrees clockwise.
+			/// </summary>
+			Rot180 = 2,
+			/// <summary>
+			/// Rotated 270 degrees clockwise.
+			/// </summary>
+			Rot270 = 3,
+			/// <summary>
+			/// The orientation is not known.
+			/// </summary>
+			RotX = 4
+		}
+
+
+		public enum DeskewStatus
+		{
+			Success = 0,
+			ReportOnly = 1,
+			Fail = 2,
+			Disabled = 3
+		}
+
+
+		public enum MagType
+		{
+			Micr = 0,
+			Raw = 1,
+			Invalid = 2
+		}
+	}
+}

NTwain/Values/QuerySupportMask.cs

@@ -0,0 +1,31 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+namespace NTwain.Values
+{
+	static class QuerySupportMask
+	{
+		public const int Get = 0x1;
+		public const int Set = 0x2;
+		public const int GetDefault = 0x4;
+		public const int GetCurrent = 0x8;
+		public const int Reset = 0x10;
+	}
+}

NTwain/Values/SourceEnableMode.cs

@@ -0,0 +1,42 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+namespace NTwain.Values
+{
+	/// <summary>
+	/// Indicates how the source should be enabled in a TWAIN session.
+	/// </summary>
+	public enum SourceEnableMode
+	{
+		/// <summary>
+		/// Start acquiring without driver UI.
+		/// </summary>
+		NoUI,
+		/// <summary>
+		/// Start acquiring with driver UI.
+		/// </summary>
+		ShowUI,
+		/// <summary>
+		/// Show driver UI for settings change but no acquisition.
+		/// </summary>
+		ShowUIOnly
+	}
+}

NTwain/Values/TwainConst.cs

@@ -0,0 +1,81 @@
+// The MIT License (MIT)
+// Copyright (c) 2013 Yin-Chun Wang
+//
+// Permission is hereby granted, free of charge, to any person obtaining a 
+// copy of this software and associated documentation files (the "Software"), 
+// to deal in the Software without restriction, including without limitation 
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+namespace NTwain.Values
+{
+	/// <summary>
+	/// Contains magic number for some TWAIN stuff.
+	/// </summary>
+	public static class TwainConst
+	{
+		// these are specified here since the actual
+		// array length doesn't reflect the name :(
+
+		/// <summary>
+		/// Length of an array that holds TW_STR32.
+		/// </summary>
+		public const int String32 = 34;
+		/// <summary>
+		/// Length of an array that holds TW_STR64.
+		/// </summary>
+		public const int String64 = 66;
+		/// <summary>
+		/// Length of an array that holds TW_STR128.
+		/// </summary>
+		public const int String128 = 130;
+		/// <summary>
+		/// Length of an array that holds TW_STR255.
+		/// </summary>
+		public const int String255 = 256;
+
+		public const int String1024 = 1026;
+
+		/// <summary>
+		/// Don't care value for 8 bit types.
+		/// </summary>
+		public const byte DontCare8 = 0xff;
+		/// <summary>
+		/// Don't care value for 16 bit types.
+		/// </summary>
+		public const ushort DontCare16 = 0xffff;
+		/// <summary>
+		/// Don't care value for 32 bit types.
+		/// </summary>
+		public const uint DontCare32 = 0xffffffff;
+
+		/// <summary>
+		/// The major version number of TWAIN supported by this library.
+		/// </summary>
+		public const short ProtocolMajor = 2;
+		/// <summary>
+		/// The minor version number of TWAIN supported by this library.
+		/// </summary>
+		public const short ProtocolMinor = 2;
+
+		/// <summary>
+		/// Value for false where applicable.
+		/// </summary>
+		public const ushort True = 1;
+		/// <summary>
+		/// Value for true where applicable.
+		/// </summary>
+		public const ushort False = 0;
+	}
+}