src/asset.cc

   1 /*
   2     Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 /** @file  src/asset.cc
  21  *  @brief Parent class for assets of DCPs.
  22  */
  23
  24 #include <iostream>
  25 #include <boost/filesystem.hpp>
  26 #include "AS_DCP.h"
  27 #include "KM_util.h"
  28 #include "asset.h"
  29 #include "util.h"
  30 #include "metadata.h"
  31
  32 using namespace std;
  33 using namespace boost;
  34 using namespace libdcp;
  35
  36 Asset::Asset (string mxf_path, sigc::signal1<void, float>* progress, int fps, int length)
  37         : _mxf_path (mxf_path)
  38         , _progress (progress)
  39         , _fps (fps)
  40         , _length (length)
  41         , _uuid (make_uuid ())
  42 {
  43
  44 }
  45
  46 void
  47 Asset::write_to_pkl (ostream& s) const
  48 {
  49         s << "    <Asset>\n"
  50           << "      <Id>urn:uuid:" << _uuid << "</Id>\n"
  51 #if BOOST_FILESYSTEM_VERSION == 3
  52           << "      <AnnotationText>" << filesystem::path(_mxf_path).filename().string() << "</AnnotationText>\n"
  53 #else
  54           << "      <AnnotationText>" << filesystem::path(_mxf_path).filename() << "</AnnotationText>\n"
  55 #endif
  56           << "      <Hash>" << _digest << "</Hash>\n"
  57           << "      <Size>" << filesystem::file_size(_mxf_path) << "</Size>\n"
  58           << "      <Type>application/mxf</Type>\n"
  59           << "    </Asset>\n";
  60 }
  61
  62 void
  63 Asset::write_to_assetmap (ostream& s) const
  64 {
  65         s << "    <Asset>\n"
  66           << "      <Id>urn:uuid:" << _uuid << "</Id>\n"
  67           << "      <ChunkList>\n"
  68           << "        <Chunk>\n"
  69 #if BOOST_FILESYSTEM_VERSION == 3
  70           << "          <Path>" << filesystem::path(_mxf_path).filename().string() << "</Path>\n"
  71 #else
  72           << "          <Path>" << filesystem::path(_mxf_path).filename() << "</Path>\n"
  73 #endif
  74           << "          <VolumeIndex>1</VolumeIndex>\n"
  75           << "          <Offset>0</Offset>\n"
  76           << "          <Length>" << filesystem::file_size(_mxf_path) << "</Length>\n"
  77           << "        </Chunk>\n"
  78           << "      </ChunkList>\n"
  79           << "    </Asset>\n";
  80 }
  81
  82 void
  83 Asset::fill_writer_info (ASDCP::WriterInfo* writer_info) const
  84 {
  85         writer_info->ProductVersion = Metadata::instance()->product_version;
  86         writer_info->CompanyName = Metadata::instance()->company_name;
  87         writer_info->ProductName = Metadata::instance()->product_name.c_str();
  88
  89         writer_info->LabelSetType = ASDCP::LS_MXF_SMPTE;
  90         unsigned int c;
  91         Kumu::hex2bin (_uuid.c_str(), writer_info->AssetUUID, Kumu::UUID_Length, &c);
  92         assert (c == Kumu::UUID_Length);
  93 }