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livetrax/libs/ardour/capturing_processor.cc

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1.9 KiB
C++

/*
Copyright (C) 2011 Paul Davis
Author: Sakari Bergen
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "ardour/capturing_processor.h"
#include "ardour/session.h"
#include "ardour/audioengine.h"
#include "i18n.h"
namespace ARDOUR {
CapturingProcessor::CapturingProcessor (Session & session)
: Processor (session, X_("capture point"))
, block_size (AudioEngine::instance()->samples_per_cycle())
{
realloc_buffers ();
}
CapturingProcessor::~CapturingProcessor()
{
}
int
CapturingProcessor::set_block_size (pframes_t nframes)
{
block_size = nframes;
realloc_buffers();
return 0;
}
void
CapturingProcessor::run (BufferSet& bufs, framepos_t, framepos_t, pframes_t nframes, bool)
{
if (active()) {
capture_buffers.read_from (bufs, nframes);
}
}
bool
CapturingProcessor::configure_io (ChanCount in, ChanCount out)
{
Processor::configure_io (in, out);
realloc_buffers();
return true;
}
bool
CapturingProcessor::can_support_io_configuration (const ChanCount& in, ChanCount& out)
{
out = in;
return true;
}
void
CapturingProcessor::realloc_buffers()
{
capture_buffers.ensure_buffers (_configured_input, block_size);
}
XMLNode &
CapturingProcessor::state (bool full)
{
XMLNode& node = Processor::state (full);
node.add_property (X_("type"), X_("capture"));
return node;
}
} // namespace ARDOUR