Redesigned the audio encoding/decoding classes to get rid of libsndfile

include/SFML/Audio/SoundFileFactory.inl

@@ -0,0 +1,100 @@
+////////////////////////////////////////////////////////////
+//
+// SFML - Simple and Fast Multimedia Library
+// Copyright (C) 2007-2014 Laurent Gomila (laurent.gom@gmail.com)
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+//    you must not claim that you wrote the original software.
+//    If you use this software in a product, an acknowledgment
+//    in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+//    and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+
+
+namespace sf
+{
+namespace priv
+{
+    template <typename T> SoundFileReader* createReader() {return new T;}
+    template <typename T> SoundFileWriter* createWriter() {return new T;}
+}
+
+////////////////////////////////////////////////////////////
+template <typename T>
+void SoundFileFactory::registerReader()
+{
+    // Make sure the same class won't be registered twice
+    unregisterReader<T>();
+
+    // Create a new factory with the functions provided by the class
+    ReaderFactory factory;
+    factory.check = &T::check;
+    factory.create = &priv::createReader<T>;
+
+    // Add it
+    s_readers.push_back(factory);
+}
+
+
+////////////////////////////////////////////////////////////
+template <typename T>
+void SoundFileFactory::unregisterReader()
+{
+    // Remove the instance(s) of the reader from the array of factories
+    for (ReaderFactoryArray::iterator it = s_readers.begin(); it != s_readers.end(); )
+    {
+        if (it->create == &priv::createReader<T>)
+            it = s_readers.erase(it);
+        else
+            ++it;
+    }
+}
+
+////////////////////////////////////////////////////////////
+template <typename T>
+void SoundFileFactory::registerWriter()
+{
+    // Make sure the same class won't be registered twice
+    unregisterWriter<T>();
+
+    // Create a new factory with the functions provided by the class
+    WriterFactory factory;
+    factory.check = &T::check;
+    factory.create = &priv::createWriter<T>;
+
+    // Add it
+    s_writers.push_back(factory);
+}
+
+
+////////////////////////////////////////////////////////////
+template <typename T>
+void SoundFileFactory::unregisterWriter()
+{
+    // Remove the instance(s) of the writer from the array of factories
+    for (WriterFactoryArray::iterator it = s_writers.begin(); it != s_writers.end(); )
+    {
+        if (it->create == &priv::createWriter<T>)
+            it = s_writers.erase(it);
+        else
+            ++it;
+    }
+}
+
+} // namespace sf