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/*
Copyright (C) 2012 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.
*/
/** @file src/decoder.cc
* @brief Parent class for decoders of content.
*/
#include <iostream>
#include <stdint.h>
#include <boost/lexical_cast.hpp>
#include "film.h"
#include "format.h"
#include "options.h"
#include "exceptions.h"
#include "image.h"
#include "util.h"
#include "log.h"
#include "decoder.h"
#include "delay_line.h"
#include "subtitle.h"
#include "filter_graph.h"
#include "i18n.h"
using std::string;
using std::stringstream;
using std::min;
using std::pair;
using std::list;
using boost::shared_ptr;
using boost::optional;
/** @param f Film.
* @param o Decode options.
*/
Decoder::Decoder (boost::shared_ptr<Film> f, DecodeOptions o)
: _film (f)
, _opt (o)
{
_film_connection = f->Changed.connect (bind (&Decoder::film_changed, this, _1));
}
/** Seek to a position as a source timestamp in seconds.
* @return true on error.
*/
bool
Decoder::seek (double)
{
throw DecodeError (N_("decoder does not support seek"));
}
/** Seek so that the next frame we will produce is the same as the last one.
* @return true on error.
*/
bool
Decoder::seek_to_last ()
{
throw DecodeError (N_("decoder does not support seek"));
}
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