Initial move from old twain-in-dotnet.

NTwain/Triplets/DGAudio/DGAudio.AudioFileXfer.cs

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+// 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;
+using NTwain.Values;
+
+namespace NTwain.Triplets
+{
+	sealed class AudioFileXfer : OpBase
+	{
+		internal AudioFileXfer(TwainSession session) : base(session) { }
+		/// <summary>
+		/// This operation is used to initiate the transfer of audio from the Source to the application via the
+		/// disk-file transfer mechanism. It causes the transfer to begin.
+		/// </summary>
+		/// <returns></returns>
+		public ReturnCode Get()
+		{
+			Session.VerifyState(6, 6, DataGroups.Audio, DataArgumentType.AudioFileXfer, Message.Get);
+			IntPtr z = IntPtr.Zero;
+			return PInvoke.DsmEntry(Session.AppId, Session.SourceId, DataGroups.Audio, DataArgumentType.AudioFileXfer, Message.Get, ref z);
+		}
+	}
+}

NTwain/Triplets/DGAudio/DGAudio.AudioInfo.cs

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+// 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 NTwain.Data;
+using NTwain.Values;
+using System;
+
+namespace NTwain.Triplets
+{
+	public sealed class AudioInfo : OpBase
+	{
+		internal AudioInfo(TwainSession session) : base(session) { }
+		/// <summary>
+		/// Used to get the information of the current audio data ready to transfer.
+		/// </summary>
+		/// <param name="info">The info.</param>
+		/// <returns></returns>
+		public ReturnCode Get(out TWAudioInfo info)
+		{
+			Session.VerifyState(6, 7, DataGroups.Audio, DataArgumentType.AudioInfo, Message.Get);
+			info = new TWAudioInfo();
+			return PInvoke.DsmEntry(Session.AppId, Session.SourceId, Message.Get, info);
+		}
+	}
+}

NTwain/Triplets/DGAudio/DGAudio.AudioNativeXfer.cs

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+// 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;
+using NTwain.Values;
+
+namespace NTwain.Triplets
+{
+	sealed class AudioNativeXfer : OpBase
+	{
+		internal AudioNativeXfer(TwainSession session) : base(session) { }
+		/// <summary>
+		/// Causes the transfer of an audio data from the Source to the application, via the Native
+		/// transfer mechanism, to begin. The resulting data is stored in main memory in a single block.
+		/// The data is stored in AIFF format on the Macintosh and as a WAV format under Microsoft
+		/// Windows. The size of the audio snippet that can be transferred is limited to the size of the
+		/// memory block that can be allocated by the Source.
+		/// </summary>
+		/// <param name="handle">The handle.</param>
+		/// <returns></returns>
+		public ReturnCode Get(ref IntPtr handle)
+		{
+			Session.VerifyState(6, 6, DataGroups.Audio, DataArgumentType.AudioNativeXfer, Message.Get);
+			return PInvoke.DsmEntry(Session.AppId, Session.SourceId, DataGroups.Audio, DataArgumentType.AudioNativeXfer, Message.Get, ref handle);
+		}
+	}
+}

NTwain/Triplets/DGAudio/DGAudio.cs

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+// 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;
+namespace NTwain.Triplets
+{
+	/// <summary>
+	/// Class for grouping triplet operations under the Audio data group.
+	/// </summary>
+	public sealed class DGAudio
+	{
+		TwainSession _session;
+		internal DGAudio(TwainSession session)
+		{
+			if (session == null) { throw new ArgumentNullException("session"); }
+			_session = session;
+		}
+
+
+		AudioFileXfer _audioFileXfer;
+		internal AudioFileXfer AudioFileXfer
+		{
+			get
+			{
+				if (_audioFileXfer == null) { _audioFileXfer = new AudioFileXfer(_session); }
+				return _audioFileXfer;
+			}
+		}
+
+		AudioInfo _audioInfo;
+		public AudioInfo AudioInfo
+		{
+			get
+			{
+				if (_audioInfo == null) { _audioInfo = new AudioInfo(_session); }
+				return _audioInfo;
+			}
+		}
+
+		AudioNativeXfer _audioNativeXfer;
+		internal AudioNativeXfer AudioNativeXfer
+		{
+			get
+			{
+				if (_audioNativeXfer == null) { _audioNativeXfer = new AudioNativeXfer(_session); }
+				return _audioNativeXfer;
+			}
+		}
+	}
+}