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/*
Copyright (C) 2008 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/element_importer.h"
#include <sstream>
#include <iomanip>
#include "pbd/string_convert.h"
#include "ardour/session.h"
#include "pbd/i18n.h"
using namespace std;
using namespace PBD;
using namespace ARDOUR;
Signal2<std::pair<bool, string>,string, string> ElementImporter::Rename;
Signal1 <bool,string> ElementImporter::Prompt;
ElementImporter::ElementImporter (XMLTree const & source, ARDOUR::Session & session) :
source (source),
session(session),
_queued (false),
_broken (false)
{
source.root()->get_property ("sample-rate", sample_rate);
}
ElementImporter::~ElementImporter ()
{
}
void
ElementImporter::move ()
{
if (!_queued) { return; }
_move ();
}
bool
ElementImporter::prepare_move ()
{
if (_queued) {
return true;
}
_queued = _prepare_move ();
return _queued;
}
void
ElementImporter::cancel_move ()
{
if (!_queued) { return; }
_cancel_move ();
}
string
ElementImporter::timecode_to_string(Timecode::Time & time) const
{
std::ostringstream oss;
oss << std::setfill('0') << std::right <<
std::setw(2) <<
time.hours << ":" <<
std::setw(2) <<
time.minutes << ":" <<
std::setw(2) <<
time.seconds << ":" <<
std::setw(2) <<
time.frames;
return oss.str();
}
framecnt_t
ElementImporter::rate_convert_samples (framecnt_t samples) const
{
if (sample_rate == session.frame_rate()) {
return samples;
}
// +0.5 for proper rounding
return static_cast<framecnt_t> (samples * (static_cast<double> (session.nominal_frame_rate()) / sample_rate) + 0.5);
}
string
ElementImporter::rate_convert_samples (string const & samples) const
{
return to_string (rate_convert_samples (string_to<uint32_t>(samples)));
}
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