added audio playback support.

NAudio.cs

@@ -0,0 +1,83 @@
+//! \file       NAudio.cs
+//! \date       Thu Nov 06 23:27:00 2014
+//! \brief      NAudio wrappers for GameRes audio resources.
+//
+// Copyright (C) 2014 by morkt
+//
+// 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 NAudio.Wave;
+
+namespace GARbro
+{
+    public class WaveStreamImpl : WaveStream
+    {
+        GameRes.SoundInput  m_input;
+        WaveFormat          m_format;
+
+        public override WaveFormat WaveFormat { get { return m_format; } }
+
+        public override long Position
+        {
+            get { return m_input.Position; }
+            set { m_input.Position = value; }
+        }
+
+        public override long Length { get { return m_input.Length; } }
+
+        public WaveStreamImpl (GameRes.SoundInput input)
+        {
+            m_input = input;
+            var format = m_input.Format;
+            m_format = WaveFormat.CreateCustomFormat ((WaveFormatEncoding)format.FormatTag,
+                                                      (int)format.SamplesPerSecond,
+                                                      format.Channels,
+                                                      (int)format.AverageBytesPerSecond,
+                                                      format.BlockAlign,
+                                                      format.BitsPerSample);
+        }
+
+        public override int Read (byte[] buffer, int offset, int count)
+        {
+            return m_input.Read (buffer, offset, count);
+        }
+
+        public override int ReadByte ()
+        {
+            return m_input.ReadByte();
+        }
+
+        #region IDisposable Members
+        bool disposed = false;
+        protected override void Dispose (bool disposing)
+        {
+            if (!disposed)
+            {
+                if (disposing)
+                {
+                    m_input.Dispose();
+                }
+                disposed = true;
+                base.Dispose (disposing);
+            }
+        }
+        #endregion
+    }
+}