/*
    Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>

    This file is part of DCP-o-matic.

    DCP-o-matic 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.

    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.

*/

#include "decoder.h"
#include "video_decoder.h"
#include "audio_decoder.h"
#include "subtitle_decoder.h"

ContentTime
Decoder::position () const
{
	ContentTime pos;

	if (video && video->position()) {
		pos = min (pos, video->position().get());
	}

	if (audio && audio->position()) {
		pos = min (pos, audio->position().get());
	}

	if (subtitle && subtitle->position()) {
		pos = min (pos, subtitle->position().get());
	}

	return pos;
}