Differential D2716 Diff 9118 extern/audaspace/demos/binaural.cpp

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extern/audaspace/demos/binaural.cpp

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				/*******************************************************************************
				* Copyright 2015-2016 Juan Francisco Crespo Galán
				*
				* Licensed under the Apache License, Version 2.0 (the "License");
				* you may not use this file except in compliance with the License.
				* You may obtain a copy of the License at
				*
				* http://www.apache.org/licenses/LICENSE-2.0
				*
				* Unless required by applicable law or agreed to in writing, software
				* distributed under the License is distributed on an "AS IS" BASIS,
				* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
				* See the License for the specific language governing permissions and
				* limitations under the License.
				******************************************************************************/

				#include "fx/ConvolverSound.h"
				#include "fx/BinauralSound.h"
				#include "fx/Source.h"
				#include "fx/HRTFLoader.h"
				#include "util/ThreadPool.h"
				#include "devices/DeviceManager.h"
				#include "devices/IDevice.h"
				#include "devices/IDeviceFactory.h"
				#include "devices/IHandle.h"
				#include "plugin/PluginManager.h"
				#include "file/File.h"
				#include "respec/ChannelMapper.h"
				#include "respec/JOSResample.h"
				#include "Exception.h"

				#include <string>
				#include <iostream>
				#include <thread>
				#include <chrono>

				using namespace aud;

				int main(int argc, char* argv[])
				{
				/This demo uses KEMAR HRTFs./
				if(argc != 3 && argc != 4)
				{
				std::cerr << "Usage: " << argv[0] << " <sound>" << " <HRTFs path>" << " [inverse speaker impulse response]" << std::endl;
				return 1;
				}

				PluginManager::loadPlugins("");

				auto factory = DeviceManager::getDefaultDeviceFactory();
				auto device = factory->openDevice();

				std::shared_ptr<FFTPlan> plan(std::make_shared<FFTPlan>(4096, 1.0));
				std::shared_ptr<ThreadPool> threadPool(std::make_shared<ThreadPool>(std::thread::hardware_concurrency()));
				std::shared_ptr<Source> source = std::make_shared<Source>(0, 0);
				std::shared_ptr<HRTF> hrtfs;
				try
				{
				hrtfs = HRTFLoader::loadRightHRTFs(plan, ".wav", argv[2]);
				}
				catch (Exception& e)
				{
				std::cerr << "Error loading hrtfs - " << e.getMessage() << std::endl;
				return 2;
				}

				DeviceSpecs specs;
				specs.channels = CHANNELS_MONO;
				specs.rate = hrtfs->getSpecs().rate;
				std::shared_ptr<JOSResample> sound(std::make_shared<JOSResample>(std::make_shared<ChannelMapper>(std::make_shared<File>(argv[1]), specs), specs));

				std::shared_ptr<BinauralSound> binaural(std::make_shared<BinauralSound>(sound, hrtfs, source, threadPool, plan));

				device->lock();
				if (argc == 4)
				{
				std::shared_ptr<ImpulseResponse> ir(std::make_shared<ImpulseResponse>(std::make_shared<StreamBuffer>(std::make_shared<File>(argv[3])), plan));
				std::shared_ptr<ConvolverSound> convolver = std::make_shared<ConvolverSound>(binaural, ir, threadPool, plan);
				auto handle = device->play(convolver);
				handle->setLoopCount(-1);
				}
				else
				{
				auto handle = device->play(binaural);
				handle->setLoopCount(-1);
				}
				device->unlock();

				float x = 0;
				float y = 0;
				float yInc = 5;
				while(true)
				{
				std::this_thread::sleep_for(std::chrono::milliseconds(500));
				x += 15;
				y += yInc;
				if(y >= 60)
				{
				y = 60;
				yInc = -5;
				}
				else if(y <= -40)
				{
				y = -40;
				yInc = 5;
				}
				if(x >= 360)
				x = 0;

				source->setAzimuth(x);
				source->setElevation(y);
				std::cout << " Azimuth: " << x << " - Elevation: " << y << std::endl;
				}

				return 0;
				}