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/* -*- c-basic-offset: 8; default-tab-width: 8; -*- */
/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
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 <libcxml/cxml.h>
#include "audio_content.h"
using std::string;
using boost::shared_ptr;
using boost::lexical_cast;
int const AudioContentProperty::AUDIO_CHANNELS = 200;
int const AudioContentProperty::AUDIO_LENGTH = 201;
int const AudioContentProperty::AUDIO_FRAME_RATE = 202;
int const AudioContentProperty::AUDIO_GAIN = 203;
int const AudioContentProperty::AUDIO_DELAY = 204;
AudioContent::AudioContent (shared_ptr<const Film> f, Time s)
: Content (f, s)
, _audio_gain (0)
, _audio_delay (0)
{
}
AudioContent::AudioContent (shared_ptr<const Film> f, boost::filesystem::path p)
: Content (f, p)
, _audio_gain (0)
, _audio_delay (0)
{
}
AudioContent::AudioContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
: Content (f, node)
{
_audio_gain = node->number_child<float> ("AudioGain");
_audio_delay = node->number_child<int> ("AudioDelay");
}
AudioContent::AudioContent (AudioContent const & o)
: Content (o)
, _audio_gain (o._audio_gain)
, _audio_delay (o._audio_delay)
{
}
void
AudioContent::as_xml (xmlpp::Node* node) const
{
boost::mutex::scoped_lock lm (_mutex);
node->add_child("AudioGain")->add_child_text (lexical_cast<string> (_audio_gain));
node->add_child("AudioDelay")->add_child_text (lexical_cast<string> (_audio_delay));
}
void
AudioContent::set_audio_gain (float g)
{
{
boost::mutex::scoped_lock lm (_mutex);
_audio_gain = g;
}
signal_changed (AudioContentProperty::AUDIO_GAIN);
}
void
AudioContent::set_audio_delay (int d)
{
{
boost::mutex::scoped_lock lm (_mutex);
_audio_delay = d;
}
signal_changed (AudioContentProperty::AUDIO_DELAY);
}
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