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/**
* OpenAL++ - an object oriented toolkit for spatial sound
* Copyright (C) 2002 VRlab, Ume University
*
* OpenAL++ was created using the libraries:
* OpenAL (http://www.openal.org),
* PortAudio (http://www.portaudio.com/), and
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*
* Example of streaming from a file. Only ogg files are supported at the
* moment (2003-02-15). The program takes one argument; the name of the file
* to stream data from.
*/
#include <openalpp/alpp.h>
#include <iostream>
#define CRTDBG_MAP_ALLOC
#include <stdlib.h>
#ifdef WIN32
#include <crtdbg.h>
#endif
using namespace openalpp;
void WaitForPlaying(Source* source)
{
while (source->getState() != openalpp::Playing)
{
usleep(1000);
int checkCount = 0;
if (checkCount++ > 1000)
{
throw openalpp::Error("Timed out while waiting for stream to play");
}
}
}
void WaitForStopped(Source* source)
{
while (source->getState() != openalpp::Stopped)
{
usleep(1000);
int checkCount = 0;
if (checkCount++ > 1000)
{
throw openalpp::Error("Timed out while waiting for stream to stop");
}
}
}
void TestSeek()
{
std::string numbers("one_ten_b.ogg");
std::vector<float> seekPoints;
seekPoints.push_back(7.0);
seekPoints.push_back(5.0);
seekPoints.push_back(2.0);
seekPoints.push_back(3.0);
try
{
openalpp::ref_ptr<Source> source = new Source;
source->setSound(new FileStream(numbers));
source->setAmbient();
for (size_t k=0; k<seekPoints.size(); ++k)
{
fprintf(stdout, "%.0f ", seekPoints[k]);
source->seek(seekPoints[k]);
if (k==0)
{
source->play();
}
usleep(500*1000);
}
fprintf(stdout, "\n");
source->stop();
WaitForStopped(source.get());
}
catch(openalpp::Error e)
{
std::cerr << e << "\n";
}
catch(...)
{
std::cerr << "Unknown error!\n";
}
}
int main(int argc,char **argv) {
#ifdef WIN32
// MSVC memory leak detection
_CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF ); // {,,msvcr71d.dll}_crtBreakAlloc
#endif
std::string file1("test1.ogg");
std::string file2("test2.ogg");
std::string file3("test3.ogg");
TestSeek();
usleep(500000);
try
{
openalpp::ref_ptr<Source> source = new Source;
source->setSound(new FileStream(file1));
source->setAmbient();
source->play();
// Test transition to audio file when first finishes
std::cout << "Waiting for first audio file to stop" << std::endl;
WaitForStopped(source.get());
std::cout << "Playing second audio file" << std::endl;
// For now, the source has to be re-created for stable behavior
source = new Source;
source->setSound(new FileStream(file3));
source->setAmbient();
source->play();
// Test pause and resume
std::cout << "Press return to pause audio file" << std::endl;
std::cin.get();
source->pause();
std::cout << "Press return to resume audio file" << std::endl;
std::cin.get();
source->play();
// Test switching between files mid-stream
std::cout << "Press return to switch to next audio file" << std::endl;
std::cin.get();
for (int nSwitch = 0; nSwitch < 2; nSwitch++)
{
source = new Source;
source->setSound(new FileStream(file2));
source->setAmbient();
source->play();
std::cout << "Press return to switch to next audio file" << std::endl;
std::cin.get();
source->stop();
WaitForStopped(source.get());
source = new Source;
source->setSound(new FileStream(file1));
source->setAmbient();
source->play();
std::cout << "Press return to switch to next audio file" << std::endl;
std::cin.get();
source->stop();
WaitForStopped(source.get());
}
std::cout << "Press return to exit" << std::endl;
std::cin.get();
}
catch(openalpp::Error e)
{
std::cerr << e << "\n";
}
catch(...)
{
std::cerr << "Unknown error!\n";
}
return 0;
}
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