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45 lines
2.1 KiB
C#
45 lines
2.1 KiB
C#
// The MIT License (MIT)
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// Copyright (c) 2013 Yin-Chun Wang
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using NTwain.Data;
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using NTwain.Values;
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namespace NTwain.Triplets
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{
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sealed class AudioNativeXfer : OpBase
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{
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internal AudioNativeXfer(TwainSession session) : base(session) { }
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/// <summary>
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/// Causes the transfer of an audio data from the Source to the application, via the Native
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/// transfer mechanism, to begin. The resulting data is stored in main memory in a single block.
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/// The data is stored in AIFF format on the Macintosh and as a WAV format under Microsoft
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/// Windows. The size of the audio snippet that can be transferred is limited to the size of the
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/// memory block that can be allocated by the Source.
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/// </summary>
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/// <param name="handle">The handle.</param>
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/// <returns></returns>
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public ReturnCode Get(ref IntPtr handle)
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{
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Session.VerifyState(6, 6, DataGroups.Audio, DataArgumentType.AudioNativeXfer, Message.Get);
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return PInvoke.DsmEntry(Session.AppId, Session.SourceId, DataGroups.Audio, DataArgumentType.AudioNativeXfer, Message.Get, ref handle);
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}
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}
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} |