ardour/libs/ardour/ardour/cliprec.h

79 lines
2.2 KiB
C++

/*
* Copyright (C) 2023 Paul Davis <paul@linuxaudiosystems.com>
*
* 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 __ardour_cliprec_h__
#define __ardour_cliprec_h__
#include "pbd/ringbufferNPT.h"
#include "ardour/processor.h"
namespace ARDOUR {
class AudioFileSource;
class Session;
class Track;
template<typename T> class MidiRingBuffer;
class LIBARDOUR_API ClipRecProcessor : public Processor
{
public:
ClipRecProcessor (Session&, Track&, std::string const & name);
void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool result_required);
bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
private:
Track& _track;
/** Information about one audio channel, playback or capture
* (depending on the derived class)
*/
struct ChannelInfo : public boost::noncopyable {
ChannelInfo (samplecnt_t buffer_size);
virtual ~ChannelInfo ();
/** A ringbuffer for data to be recorded back, written to in the
* process thread, read from in the butler thread.
*/
PBD::RingBufferNPT<Sample>* buf;
PBD::RingBufferNPT<Sample>::rw_vector rw_vector;
/* used only by capture */
boost::shared_ptr<AudioFileSource> write_source;
/* used in the butler thread only */
samplecnt_t curr_capture_cnt;
virtual void resize (samplecnt_t) = 0;
};
typedef std::vector<ChannelInfo*> ChannelList;
SerializedRCUManager<ChannelList> channels;
/* The MIDI stuff */
MidiRingBuffer<samplepos_t>* _midi_buf;
};
} /* namespace */
#endif /* __ardour_cliprec_h__ */