Paul Davis
aae367b63c
git-svn-id: svn://localhost/ardour2/branches/3.0@6376 d708f5d6-7413-0410-9779-e7cbd77b26cf
114 lines
2.5 KiB
C++
114 lines
2.5 KiB
C++
/*
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Copyright (C) 2008 Paul Davis
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Author: Sakari Bergen
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "ardour/element_importer.h"
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#include <sstream>
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#include <iomanip>
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#include "pbd/convert.h"
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#include "ardour/session.h"
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#include "i18n.h"
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using namespace std;
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using namespace PBD;
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using namespace ARDOUR;
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Signal2<std::pair<bool, string>,string, string> ElementImporter::Rename;
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Signal1 <bool,string> ElementImporter::Prompt;
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ElementImporter::ElementImporter (XMLTree const & source, ARDOUR::Session & session) :
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source (source),
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session(session),
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_queued (false),
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_broken (false)
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{
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// Get samplerate
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XMLProperty *prop;
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prop = source.root()->property ("sample-rate");
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if (prop) {
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std::istringstream iss (prop->value());
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iss >> sample_rate;
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}
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}
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ElementImporter::~ElementImporter ()
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{
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}
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void
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ElementImporter::move ()
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{
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if (!_queued) { return; }
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_move ();
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}
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bool
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ElementImporter::prepare_move ()
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{
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if (_queued) {
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return true;
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}
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_queued = _prepare_move ();
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return _queued;
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}
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void
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ElementImporter::cancel_move ()
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{
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if (!_queued) { return; }
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_cancel_move ();
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}
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string
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ElementImporter::timecode_to_string(Timecode::Time & time) const
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{
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std::ostringstream oss;
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oss << std::setfill('0') << std::right <<
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std::setw(2) <<
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time.hours << ":" <<
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std::setw(2) <<
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time.minutes << ":" <<
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std::setw(2) <<
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time.seconds << ":" <<
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std::setw(2) <<
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time.frames;
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return oss.str();
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}
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nframes_t
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ElementImporter::rate_convert_samples (nframes_t samples) const
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{
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if (sample_rate == session.frame_rate()) {
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return samples;
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}
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// +0.5 for proper rounding
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return static_cast<nframes_t> (samples * (static_cast<double> (session.nominal_frame_rate()) / sample_rate) + 0.5);
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}
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string
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ElementImporter::rate_convert_samples (string const & samples) const
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{
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return to_string (rate_convert_samples (atoi (samples)), std::dec);
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}
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