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/*
Copyright (C) 2024 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "audio_backend.h"
AudioBackend* AudioBackend::_instance = nullptr;
#ifdef DCPOMATIC_LINUX
auto constexpr api = RtAudio::LINUX_PULSE;
#endif
#ifdef DCPOMATIC_WINDOWS
auto constexpr api = RtAudio::UNSPECIFIED;
#endif
#ifdef DCPOMATIC_OSX
auto constexpr api = RtAudio::MACOSX_CORE;
#endif
AudioBackend::AudioBackend()
#if (RTAUDIO_VERSION_MAJOR >= 6)
: _rtaudio(api, boost::bind(&AudioBackend::rtaudio_error_callback, this, _2))
#else
: _rtaudio(api)
#endif
{
}
#if (RTAUDIO_VERSION_MAJOR >= 6)
void
AudioBackend::rtaudio_error_callback(string const& error)
{
boost::mutex::scoped_lock lm(_last_rtaudio_error_mutex);
_last_rtaudio_error = error;
}
string
AudioBackend::last_rtaudio_error() const
{
boost::mutex::scoped_lock lm(_last_rtaudio_error_mutex);
return _last_rtaudio_error;
}
#endif
AudioBackend*
AudioBackend::instance()
{
if (!_instance) {
_instance = new AudioBackend();
}
return _instance;
}
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