MgzOutputStream.C

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/*!@file Media/MgzOutputStream.C Write frames to movie files */

// //////////////////////////////////////////////////////////////////// //
// The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005   //
// by the University of Southern California (USC) and the iLab at USC.  //
// See http://iLab.usc.edu for information about this project.          //
// //////////////////////////////////////////////////////////////////// //
// Major portions of the iLab Neuromorphic Vision Toolkit are protected //
// under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
// in Visual Environments, and Applications'' by Christof Koch and      //
// Laurent Itti, California Institute of Technology, 2001 (patent       //
// pending; application number 09/912,225 filed July 23, 2001; see      //
// http://pair.uspto.gov/cgi-bin/final/home.pl for current status).     //
// //////////////////////////////////////////////////////////////////// //
// This file is part of the iLab Neuromorphic Vision C++ Toolkit.       //
//                                                                      //
// The iLab Neuromorphic Vision C++ Toolkit 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.     //
//                                                                      //
// The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope  //
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// 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 the iLab Neuromorphic Vision C++ Toolkit; if not, write   //
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// Boston, MA 02111-1307 USA.                                           //
// //////////////////////////////////////////////////////////////////// //
//
// Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu>
// $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Media/MgzOutputStream.C $
// $Id: MgzOutputStream.C 8906 2007-10-25 23:30:51Z rjpeters $
//

#ifndef MEDIA_MGZOUTPUTSTREAM_C_DEFINED
#define MEDIA_MGZOUTPUTSTREAM_C_DEFINED

#include "Media/MgzOutputStream.H"
#include "Component/ModelOptionDef.H"
#include "Image/Image.H"
#include "Image/Pixels.H"
#include "Media/MgzEncoder.H"
#include "Raster/GenericFrame.H"
#include "Transport/TransportOpts.H"
#include "Util/Assert.H"
#include "Util/log.H"
#include "rutz/shared_ptr.h"
#include "rutz/trace.h"

#include <map>
#include <string>

// private command-line option defs

// Used by: MgzOutputStream
const ModelOptionDef OPT_MgzOutputStreamCompLevel =
  { MODOPT_ARG(int), "MgzOutputStreamCompLevel", &MOC_OUTPUT, OPTEXP_CORE,
    "Gzip compression level to use",
    "output-mgz-complev", '\0', "<1..9>", "9" };

// ######################################################################
MgzOutputStream::MgzOutputStream(OptionManager& mgr,
                                 const std::string& descrName,
                                 const std::string& tagName)
  :
  LowLevelEncoderMap(mgr, descrName, tagName),
  itsCompLevel(&OPT_MgzOutputStreamCompLevel, this),
  itsStem()
{ }

// ######################################################################
MgzOutputStream::~MgzOutputStream()
{ }

// ######################################################################
void MgzOutputStream::setConfigInfo(const std::string& filestem)
{
  // NOTE: if you modify any behavior here, then please update the
  // corresponding documentation for the global "--out" option inside
  // the OPT_OutputFrameSink definition in Media/MediaOpts.C

  this->setFileStem(filestem);
}

// ######################################################################
void MgzOutputStream::setFileStem(const std::string& s)
{
GVX_TRACE(__PRETTY_FUNCTION__);
  itsStem = s;
}

// ######################################################################
rutz::shared_ptr<LowLevelEncoder>
MgzOutputStream::makeEncoder(const GenericFrameSpec& spec,
                             const std::string& shortname,
                             const FrameInfo& auxinfo)
{
  // NOTE: for now, we just ignore the FrameInfo auxinfo here; could
  // we use it to embed a comment in the mgz file, though?

  return rutz::shared_ptr<MgzEncoder>
    (new MgzEncoder(itsStem+shortname, itsCompLevel.getVal()));
}

// ######################################################################
/* So things look consistent in everyone's emacs... */
/* Local Variables: */
/* mode: c++ */
/* indent-tabs-mode: nil */
/* End: */

#endif // MEDIA_MGZOUTPUTSTREAM_C_DEFINED