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/*
* Copyright (C) 2010-2015 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2013-2017 Robin Gareus <robin@gareus.org>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __libardour_process_thread__
#define __libardour_process_thread__
#include <glibmm/threads.h>
#include "ardour/chan_count.h"
#include "ardour/libardour_visibility.h"
#include "ardour/types.h"
namespace ARDOUR {
class ThreadBuffers;
class BufferSet;
class LIBARDOUR_API ProcessThread
{
public:
ProcessThread ();
~ProcessThread ();
void init();
void get_buffers ();
void drop_buffers ();
/* these MUST be called by a process thread's thread, nothing else */
static BufferSet& get_silent_buffers (ChanCount count = ChanCount::ZERO);
static BufferSet& get_scratch_buffers (ChanCount count = ChanCount::ZERO, bool silence = false);
static BufferSet& get_noinplace_buffers (ChanCount count = ChanCount::ZERO);
static BufferSet& get_route_buffers (ChanCount count = ChanCount::ZERO, bool silence = false);
static BufferSet& get_mix_buffers (ChanCount count = ChanCount::ZERO);
static gain_t* gain_automation_buffer ();
static gain_t* trim_automation_buffer ();
static gain_t* send_gain_automation_buffer ();
static gain_t* scratch_automation_buffer ();
static pan_t** pan_automation_buffer ();
protected:
void session_going_away ();
private:
static Glib::Threads::Private<ThreadBuffers> _private_thread_buffers;
};
} // namespace
#endif /* __libardour_process_thread__ */
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