1 /* 2 * Copyright (C) 2013-2017 Paul Davis <paul@linuxaudiosystems.com> 3 * Copyright (C) 2013-2017 Robin Gareus <robin@gareus.org> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 */ 19 20 #ifndef __ardour_capturing_processor_h__ 21 #define __ardour_capturing_processor_h__ 22 23 #include "ardour/fixed_delay.h" 24 #include "ardour/processor.h" 25 #include "ardour/types.h" 26 27 namespace ARDOUR { 28 29 class LIBARDOUR_API CapturingProcessor : public Processor 30 { 31 public: 32 CapturingProcessor (Session & session, samplecnt_t latency); 33 ~CapturingProcessor(); 34 35 public: // main interface get_capture_buffers()36 BufferSet const & get_capture_buffers() const { return capture_buffers; } 37 38 public: // Processor overrides display_to_user()39 bool display_to_user() const { return false; } 40 int set_block_size (pframes_t nframes); 41 void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool result_required); 42 bool configure_io (ChanCount in, ChanCount out); 43 bool can_support_io_configuration (const ChanCount& in, ChanCount& out); 44 45 protected: 46 XMLNode& state (); 47 48 private: 49 void realloc_buffers(); 50 51 samplecnt_t block_size; 52 BufferSet capture_buffers; 53 FixedDelay _delaybuffers; 54 samplecnt_t _latency; 55 }; 56 57 } // namespace ARDOUR 58 59 #endif // __ardour_capturing_processor_h__ 60