96 lines
2.4 KiB
C++
96 lines
2.4 KiB
C++
/*
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* Copyright (C) 2011 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2013-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2013-2017 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ardour/capturing_processor.h"
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#include "ardour/session.h"
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#include "ardour/audioengine.h"
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#include "pbd/i18n.h"
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namespace ARDOUR {
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CapturingProcessor::CapturingProcessor (Session & session, samplecnt_t latency)
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: Processor (session, X_("capture point"), Temporal::AudioTime)
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, block_size (AudioEngine::instance()->samples_per_cycle())
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, _latency (latency)
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{
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realloc_buffers ();
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}
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CapturingProcessor::~CapturingProcessor()
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{
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}
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int
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CapturingProcessor::set_block_size (pframes_t nframes)
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{
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block_size = nframes;
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realloc_buffers();
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return 0;
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}
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void
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CapturingProcessor::run (BufferSet& bufs, samplepos_t, samplepos_t, double, pframes_t nframes, bool)
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{
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if (!active()) {
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_delaybuffers.flush ();
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return;
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}
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for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
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for (uint32_t b = 0; b < bufs.count().get (*t); ++b) {
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_delaybuffers.delay (*t, b, capture_buffers.get_available (*t, b), bufs.get_available (*t, b), nframes, 0, 0);
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}
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}
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}
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bool
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CapturingProcessor::configure_io (ChanCount in, ChanCount out)
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{
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Processor::configure_io (in, out);
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_delaybuffers.set (out, _latency);
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realloc_buffers();
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return true;
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}
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bool
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CapturingProcessor::can_support_io_configuration (const ChanCount& in, ChanCount& out)
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{
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out = in;
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return true;
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}
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void
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CapturingProcessor::realloc_buffers()
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{
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capture_buffers.ensure_buffers (_configured_input, block_size);
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_delaybuffers.flush ();
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}
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XMLNode &
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CapturingProcessor::state ()
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{
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XMLNode& node = Processor::state ();
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node.set_property (X_("type"), X_("capture"));
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return node;
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}
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} // namespace ARDOUR
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