Switch to side-by-side view

--- a
+++ b/mpd2src/wavreader.h
@@ -0,0 +1,75 @@
+/* Copyright (C) 2015 J.F.Dockes
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifndef _WAV_H_INCLUDED_
+#define _WAV_H_INCLUDED_
+
+#include "audioreader.h"
+
+#include <string>
+
+// This just somewhat encapsulates the code in the original
+// WavSender.cpp The file is still read and converted in memory at
+// once, and held in a memory array
+class WavReader : public AudioReader {
+public:
+    WavReader(const std::string& fn)
+        : m_fn(fn), m_fp(0), m_data(0), m_subChunk2Size(0), m_dataoffs(0),
+          m_index(0), m_tmpbuf(0), m_tmpbufsize(0) {
+    }
+    ~WavReader() {
+        if (m_fp)
+            fclose(m_fp);
+        if (m_data)
+            free(m_data);
+        if (m_tmpbuf)
+            free(m_tmpbuf);
+    }
+
+    bool open();
+
+    // Get pointer to data at offset. Caller is supposed to know how
+    // much there is ahead.
+    const unsigned char *data(size_t size);
+
+    unsigned int subChunk2Size() {
+        return m_subChunk2Size;
+    }
+    unsigned int sampleCount() {
+        return m_subChunk2Size / bytesPerSample();
+    }
+    unsigned int totalBytes() {
+        return m_subChunk2Size;
+    }
+
+private:
+    bool readHeader();
+    bool readData();
+    
+    std::string m_fn;
+    FILE *m_fp;
+    unsigned char *m_data;
+    unsigned int m_byteRate;
+    unsigned int m_subChunk2Size; // Data segment size in bytes
+    off_t m_dataoffs; // Data offset in file
+
+    off_t m_index; // Current position of reader
+    unsigned char *m_tmpbuf;
+    size_t m_tmpbufsize;
+};
+
+#endif /* _WAV_H_INCLUDED_ */