/*
    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/examine_content_job.cc
 *  @brief A class to run through content at high speed to find its length.
 */

#include "examine_content_job.h"
#include "options.h"
#include "film_state.h"
#include "decoder_factory.h"
#include "decoder.h"

using namespace std;
using namespace boost;

ExamineContentJob::ExamineContentJob (shared_ptr<const FilmState> fs, Log* l)
	: Job (fs, shared_ptr<Options> (), l)
{

}

ExamineContentJob::~ExamineContentJob ()
{
}

string
ExamineContentJob::name () const
{
	stringstream s;
	s << "Examine content of " << _fs->name;
	return s.str ();
}

void
ExamineContentJob::run ()
{
	shared_ptr<Options> o (new Options ("", "", ""));
	o->out_size = Size (512, 512);
	o->apply_crop = false;

	_decoder = decoder_factory (_fs, o, this, _log, true, true);
	_decoder->go ();
	
	set_progress (1);
	set_state (FINISHED_OK);
}

int
ExamineContentJob::last_video_frame () const
{
	return _decoder->last_video_frame ();
}