text: /*
      This file is part of Magnum.
  
      Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
                Vladimír Vondruš <mosra@centrum.cz>
  
      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.
  */
  
  #include "AnyImporter.h"
  
  #include <Corrade/Containers/Array.h>
  #include <Corrade/PluginManager/Manager.h>
  #include <Corrade/Utility/Assert.h>
  #include <Corrade/Utility/DebugStl.h>
  #include <Corrade/Utility/String.h>
  
  namespace Magnum { namespace Audio {
  
  AnyImporter::AnyImporter(PluginManager::Manager<AbstractImporter>& manager): AbstractImporter{manager} {}
  
  AnyImporter::AnyImporter(PluginManager::AbstractManager& manager, const std::string& plugin): AbstractImporter{manager, plugin} {}
  
  AnyImporter::~AnyImporter() = default;
  
  ImporterFeatures AnyImporter::doFeatures() const { return {}; }
  
  bool AnyImporter::doIsOpened() const { return !!_in; }
  
  void AnyImporter::doClose() { _in = nullptr; }
  
  void AnyImporter::doOpenFile(const std::string& filename) {
      CORRADE_INTERNAL_ASSERT(manager());
  
      /** @todo lowercase only the extension, once Directory::split() is done */
      const std::string normalized = Utility::String::lowercase(filename);
  
      /* Detect type from extension */
      std::string plugin;
      if(Utility::String::endsWith(normalized, ".aac"))
          plugin = "AacAudioImporter";
      else if(Utility::String::endsWith(normalized, ".mp3"))
          plugin = "Mp3AudioImporter";
      else if(Utility::String::endsWith(normalized, ".ogg"))
          plugin = "VorbisAudioImporter";
      else if(Utility::String::endsWith(normalized, ".wav"))
          plugin = "WavAudioImporter";
      else if(Utility::String::endsWith(normalized, ".flac"))
          plugin = "FlacAudioImporter";
      else {
          Error() << "Audio::AnyImporter::openFile(): cannot determine type of file" << filename;
          return;
      }
  
      /* Try to load the plugin */
      if(!(manager()->load(plugin) & PluginManager::LoadState::Loaded)) {
          Error() << "Audio::AnyImporter::openFile(): cannot load" << plugin << "plugin";
          return;
      }
  
      /* Try to open the file (error output should be printed by the plugin
         itself) */
      Containers::Pointer<AbstractImporter> importer = static_cast<PluginManager::Manager<AbstractImporter>*>(manager())->instantiate(plugin);
      if(!importer->openFile(filename)) return;
  
      /* Success, save the instance */
      _in = std::move(importer);
  }
  
  BufferFormat AnyImporter::doFormat() const { return _in->format(); }
  
  UnsignedInt AnyImporter::doFrequency() const { return _in->frequency(); }
  
  Containers::Array<char> AnyImporter::doData() { return _in->data(); }
  
  }}
  
  CORRADE_PLUGIN_REGISTER(AnyAudioImporter, Magnum::Audio::AnyImporter,
      "cz.mosra.magnum.Audio.AbstractImporter/0.1")
  