Differential D2716 Diff 8940 extern/audaspace/demos/signalgen.cpp

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extern/audaspace/demos/signalgen.cpp

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				/*******************************************************************************
				* Copyright 2009-2016 Jörg Müller
				*
				* 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 "file/FileWriter.h"
				#include "plugin/PluginManager.h"
				#include "generator/Sawtooth.h"
				#include "generator/Silence.h"
				#include "generator/Sine.h"
				#include "generator/Square.h"
				#include "generator/Triangle.h"
				#include "fx/Limiter.h"
				#include "Exception.h"
				#include "IReader.h"

				#include <string>
				#include <iostream>

				using namespace aud;

				int main(int argc, char* argv[])
				{
				PluginManager::loadPlugins("");

				SampleRate sampleRate = RATE_48000;
				float frequency = 1.0f;
				float duration = 1.0f;

				auto sawtooth = std::shared_ptr<ISound>(new Sawtooth(frequency, sampleRate));
				auto silence = std::shared_ptr<ISound>(new Silence);
				auto sine = std::shared_ptr<ISound>(new Sine(frequency, sampleRate));
				auto square = std::shared_ptr<ISound>(new Square(frequency, sampleRate));
				auto triangle = std::shared_ptr<ISound>(new Triangle(frequency, sampleRate));

				struct { std::shared_ptr<ISound> sound; std::string name; } generators[] = {
				{sawtooth, "sawtooth"},
				{silence, "silence"},
				{sine, "sine"},
				{square, "square"},
				{triangle, "triangle"},
				{nullptr, ""}
				};

				DeviceSpecs specs;
				specs.channels = CHANNELS_MONO;
				specs.rate = sampleRate;
				specs.format = FORMAT_S16;

				for(int i = 0; generators[i].sound; i++)
				{
				auto reader = Limiter(generators[i].sound, 0, duration).createReader();

				auto writer = FileWriter::createWriter(generators[i].name + ".wav", specs, CONTAINER_WAV, CODEC_PCM, 0);

				FileWriter::writeReader(reader, writer, 0, AUD_DEFAULT_BUFFER_SIZE);
				}

				return 0;
				}