/**
 ******************************************************************************
 * Xenia : Xbox 360 Emulator Research Project                                 *
 ******************************************************************************
 * Copyright 2013 Ben Vanik. All rights reserved.                             *
 * Released under the BSD license - see LICENSE in the root for more details. *
 ******************************************************************************
 */

#include "xenia/apu/apu.h"
#include "xenia/apu/apu-private.h"

using namespace xe;
using namespace xe::apu;

DEFINE_string(apu, "any", "Audio system. Use: [any, nop, xaudio2]");

DEFINE_bool(mute, false, "Mutes all audio output.");

#include "xenia/apu/nop/nop_apu.h"
std::unique_ptr<AudioSystem> xe::apu::CreateNop(Emulator* emulator) {
  return xe::apu::nop::Create(emulator);
}

#if XE_PLATFORM_WIN32
#include "xenia/apu/xaudio2/xaudio2_apu.h"
std::unique_ptr<AudioSystem> xe::apu::CreateXAudio2(Emulator* emulator) {
  return xe::apu::xaudio2::Create(emulator);
}
#endif  // WIN32

std::unique_ptr<AudioSystem> xe::apu::Create(Emulator* emulator) {
  if (FLAGS_apu.compare("nop") == 0) {
    return CreateNop(emulator);
#if XE_PLATFORM_WIN32
  } else if (FLAGS_apu.compare("xaudio2") == 0) {
    return CreateXAudio2(emulator);
#endif  // WIN32
  } else {
    // Create best available.
    std::unique_ptr<AudioSystem> best;

#if XE_PLATFORM_WIN32
    best = CreateXAudio2(emulator);
    if (best) {
      return best;
    }
#endif  // WIN32

    // Fallback to nop.
    return CreateNop(emulator);
  }
}